example_id,text,labels,predictions 34a524ec-6994-426f-86af-78788fd34a80,"Between the locking points for the mortice lock and surface-mounted rim lock, the distance should be 400-600mm.",none,part-of aa41a5d4-c0b1-4da7-84a0-5c2e2738654f,The total number of ventilators installed in the dwellings habitable rooms and kitchens should be at least the following: Five ventilators if the dwelling has more than one bedroom.,greater-equal,greater-equal c2c49207-78b3-42b0-8b61-ad506f5a80e2,"In hard water areas, suitable measures should be taken to treat the feed water to water heaters and the hot water circuit of combination boilers to reduce lime-scale accumulation.",selection,selection 0a7ff0c7-c5f9-4069-9d7e-2bfd6c4871d3,The floor area of the extension does not exceed 30m2.,selection,part-of d5b6ff18-626d-4e6f-b788-0c67f7a4ebab,"If the cost of installing the required electric vehicle charge point and cable routes for electric vehicle charge points exceeds 7% of the total cost of the major renovation (a) such a building is exempt from the requirement to install the electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of parking spaces, except where the cost of that installation exceeds 7% of the total cost of the major renovation.",none,none 33eb3a5a-584f-4d1e-84a0-35fe66954d80,Consideration should be given to the power requirements of essential (e.g. life safety) systems.,selection,selection 526d7a82-6362-4fce-8d58-1ab0b0005235,The structures of the wet rooms must be rigid enough that the thermal and moisture movements do no damage the wet room waterproofing or surface structures.,necessity,necessity 7134933d-17df-4a8c-b72e-1c09177bad1c,The spread of fire in voids of wall-type building elements must be restricted at least by storey.,selection,selection 2c8d2bc3-cf23-48f8-b9c0-b90f150f9f93,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing building.",necessity,necessity 2c12675d-93c9-496a-acf9-b30465dae93d,Any flexible ducts should be installed so that the full internal diameter is maintained and flow resistance is minimised.,necessity,necessity af92ecf9-432a-4557-9992-060bb6e3e867,Air permeability should be in m3/(hm2) at 50Pa.,equal,equal 0da52584-1b37-48b5-840f-3795ae695275,the minimum clear dimensions of the platform are: 1100mm wide and 1400mm deep where two doors are located at 90° relative to each other and where the lifting platform is enclosed or where provision is being made for an accompanied wheelchair user.,none,none 977ccb7b-4580-4ea3-9ea4-5057925c9854,"NOTE: The surface area of the whole building must be included when assessing whether the works constitute a major renovation, even if the building is mixed use.",selection,selection df6eb340-6ff0-4811-bcaf-48a6cc6dc455,"An ambulant disabled person should be able to move within, and between, storeys.",necessity,necessity dd056285-1aa4-4c6d-94ac-b911458cb7ea,"Where any of the parking spaces for new buildings other than residential or mixed-use buildings are in a covered car park, the requirement to install an electric vehicle charge point should be met by installing a charge point in a parking space that is not within a covered car park.",part-of,part-of 78b82c71-b2a9-41ea-a5f9-45bdba64fa7a,The correct operation of each control function should be tested where it is practical.,selection,selection eccd4f77-ef4a-41fd-a22a-620c84fdddd4,There is a minimum of 400mm of worktop to at least one side of the oven and fridge or fridge freezer where this is taller than the worktop height (or to one side of a pair of tall appliances where they are located together at the end of a run).,part-of,selection a5e9c36f-358f-4375-943c-6d5b89c82647,"Any abrupt level differences of over 0.7 metres and any precipices located in the vicinity of common play and recreation areas associated with buildings with more than two dwellings must be indicated by appropriate barriers or suitable planted areas, or outfitted with a base that cushions any fall.",part-of,part-of efd2d371-97de-4d5e-af06-e404ff71f316,The impact of the ground and crawl space on heat loss shall be taken into account in heat loss calculations.,part-of,part-of 1320873f-de9b-4c55-a7c0-67f545c4a46e,"All access routes to principal, or alternative accessible, entrances should be surfaced so that people are able to travel along them easily, without excessive effort and without the risk of tripping or falling.",none,none 197b9463-397e-4729-a08d-12739f9db069,"For variable refrigerant flow (VRF) systems, any calculations must include indoor and outdoor conditions, the power input from controls, and indoor units.",necessity,necessity 8b054fa5-fa6b-40f8-996a-a6dfea855fc3,"The distance between a door that opens onto a landing and the upper edge of the ramp or flight of stairs must be no less than 400 millimetres on the side wall and no less than 1,500 millimetres on the end wall.",selection,selection 9dd2a0f1-0ff9-4416-8abd-1e6589980ff4,"If the cross-sectional area of a mechanical ventilation systems air duct is designed to be greater than 0.06 m2, the outdoor air and exhaust air ducts shall be fitted with shutoff dampers that close automatically when the system shuts down.",necessity,necessity 37f30855-f103-43f1-aef2-b37c05b4c174,Facilitating future connection to any local district heat networks should be considered (e.g. providing capped off connections in pipework to allow later connection to a local district heat network).,necessity,part-of 7c8f6c05-769d-46a8-9dc6-84b509bf8d9c,"The fire compartmenting requirement for the balcony slab of a glazed balcony of a building exceeding two storeys is EI 30; however, minor sealing parts and penetrations may be class E 15.",equal,equal 208b093d-361f-4aec-819d-4abca4e72c68,"in an evacuation area where the maximum number of occupants is 60, the second exit may be no less than 900 millimetres in width.",none,part-of 500fc416-e652-4a2c-8dd3-8d9754ea1829,There should be no visible mould on the inner surfaces of external walls of a properly heated building with typical moisture generation.,part-of,part-of 891e9eee-4a4b-4d7c-8051-3aee8302cd6b,"Walls: insulation should be fitted without any air gaps and tight to the structure, cavity closers, lintels and cavity trays.",necessity,necessity a8b3e54e-902c-4502-99a2-8c41d46f1416,"If there are more than 60 chairs in a space, they must be linked to one another in at least four groups, unless the chairs are placed around tables.",none,none 72d93d34-a477-4505-9754-e7ca2c59b6ec,The building should be constructed to meet requirement O1 using passive means as far as reasonably practicable.,necessity,necessity 7a42150c-1f5d-449c-ac83-addfe816e46a,Accessible entrances should be clearly sign-posted and easily recognisable.,necessity,necessity bb3ac5b0-14d0-4d75-95d9-713adc6f2f58,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing dwelling.",necessity,necessity 8e9ef8dc-18bd-4877-98cd-556aa4adee8f,"Reasonable provision shall be made for the conservation of fuel and power in buildings by: (a) limiting heat gains and losses (i) through thermal elements and other parts of the building fabric; and (ii) from pipes, ducts and vessels used for space heating, space cooling and hot water services; (b) providing fixed building services which (i) are energy efficient to a reasonable standard; (ii) have effective controls; and (iii) are commissioned by testing and adjusting as necessary to ensure they use no more fuel and power than is reasonable in the circumstances.",selection,part-of 01008f69-874b-443e-bcb2-2f5630280049,"If stairs are used only as an emergency exit and if they lead to spaces in a dwelling or accommodation facility other than those that are necessary for living, the riser may be no more than 220 millimetres and the tread must be no less than 220 millimetres.",none,none a746a9da-a853-4ec3-a796-317b781216ad,Display lighting should be controlled on dedicated circuits that can be switched separately from those for lighting provided for general illuminance.,necessity,necessity 1ebce0c9-705c-47ee-8429-e83cfbed72db,"All walls, ducts and boxings to every WC/cloakroom, bath and shower room are strong enough to support grab rails, seats and other adaptations that could impose a load of 1.5kN/m2.",part-of,part-of 45b99da0-5bce-49b7-9ce2-04810c7e5a19,"For recessed meter boxes on the cold side of the construction, insulation should be installed behind the enclosure.",part-of,part-of 0f32fab3-c03b-400c-949a-cc95828a89d3,The specification of comfort cooling systems should be based on a heat gain calculation for the dwelling.,part-of,part-of f439dcde-3cf9-4b40-b555-a2107ae5559f,"If the circulation piping is located inside the building envelope, 50 of the calculated domestic hot water circulation heat loss shall be added to the thermal load of the spaces of the building.",part-of,equal 5f7b8ff7-50d0-46a2-a48b-fa19786c98fd,"If the domestic hot water cylinder is located inside the building envelope, 50 of the calculated domestic hot water cylinder heat loss shall be added to the thermal load of the spaces of the building.",selection,selection 0aaf71f0-a482-4a72-a407-0d6db79c7f6f,"In a building consisting primarily of one storey, no more than 200 m2 of fire-compartmented and no more than 50 m2 of non-fire-compartmented areas that essentially relate to the business of the building may be located on the level of second storey.",necessity,necessity 15f74476-8f8e-48a3-8906-752c29fdebac,The results should be recorded and given to the building owner.,necessity,necessity 73a6e4e0-c157-4cae-bc28-c0788f6a1e53,"Activation (e.g. motion sensors and push buttons), safety features and the time-lapse allowed for entry and exit through powered door systems should be carefully considered to suit the needs of people who cannot react quickly.",part-of,part-of 72e7ed0c-9e73-46b2-a919-20f3fea337fd,"An area with a potentially flammable or explosive atmosphere must not be located in a building where there are dwellings, accommodation premises, institutions or assembly and business premises.",none,none 5e7d4831-4ec8-48f9-9e60-0422fcc1eae4,"When replacing an existing system, the installed generation capacity of the new system should be no less than that of the existing system, except where a smaller system can be demonstrated to be more appropriate or effective (e.g. replacing an existing system with one which is better matched to the dwelling's energy demand).",none,none 43e26628-8b62-4cc6-91e2-284335df1564,"In rooms used for sleeping or rest, the one-hour A-weighted equivalent continuous sound level of impulsive, narrow-band or low-frequency noise may not exceed 25 decibels.",selection,selection f4557f58-1986-4de0-b0b8-539906b7fbcb,"For rooflights, U-values should be calculated based on a horizontal position.",necessity,necessity d43e4877-601c-43eb-9d33-96945754374b,Good acoustic design should be employed to achieve an acoustic environment that is neither too reverberant nor too absorbent so that announcements and conversations can be heard clearly.,selection,selection d43e4877-601c-43eb-9d33-96945754374b,Good acoustic design should be employed to achieve an acoustic environment that is neither too reverberant nor too absorbent so that announcements and conversations can be heard clearly.,none,none efd2d371-97de-4d5e-af06-e404ff71f316,The impact of the ground and crawl space on heat loss shall be taken into account in heat loss calculations.,selection,part-of 0df5892a-e396-424e-90f1-74f6ccfb9e1a,"A certain proportion of the changing rooms, washing facilities, saunas and swimming pools in a non-residential building shall be suitable for a person with mobility and functional impairment.",necessity,necessity 415aa97a-1b29-4d68-b1f1-e7d29a5ed7d6,Rigid connectors and jubilee clips should be used for flexible ducting to ensure a good seal.,necessity,necessity ffc11c58-ff7e-45f4-a5c7-da59404e5659,"Reasonable provision shall be made in the design and installation of electrical installations in order to protect persons operating, maintaining or altering the installations from fire or injury.",necessity,none 60024014-cb6a-4a53-9b12-9497e0a1e5e8,"Extract air from toilets, washrooms and cleaning spaces may be conducted to vertical ducts for extract air categories 1 and 2 if the total extract air flow from these spaces does not exceed 10 of the total air flow in the vertical duct.",none,none 35cacecf-06dc-4b0f-aadb-db2ee05518c7,The area of windows and roof windows (but excluding display windows) within the area served exceeds 40 of the facade area.,part-of,part-of 03ee3a93-abb7-451f-98bf-d6c3d0baf8a2,Provision shall be made to ensure a clear view of the space on either side of a swing door or gate.,necessity,necessity e505b13c-7b62-4857-aa2d-544dc986e9c0,"For dwellings, for external tapered steps and stairs that are part of the building the going of each step should be a minimum of 280mm.",selection,selection 339fc78c-a2f2-481c-a410-3aeb41e24b8a,Solid walls constructed of coursed brickwork or blockwork should be at least as thick as 1/16 of the storey height.,part-of,none 302c413e-fefd-47f1-914f-0dc787e4a761,"Where illuminance on surfaces is greater than 200 lux, a difference in light reflectance value should be a minimum of 20 points.",greater-equal,greater-equal 2ff58135-b89d-40d1-a145-51aad9e5a942,"The landing in front of the outside door shall be at least 1,500 millimetres wide and at least 1,500 millimetres long.",greater-equal,greater-equal 86350df0-a40e-412b-a301-004524d56736,"For wet heating systems in new dwellings with a floor area of 150m2 or greater, a minimum of two independently controlled heating circuits should be provided.",greater-equal,greater-equal 8e7e4d9a-05b8-4512-91c5-e8dbb9488685,"At night, windows, patio doors and balcony doors should be modelled as closed.",necessity,necessity cb522b91-f26f-460e-adee-1a7f59ba10c9,"For heat pump installations in which there are other heat sources available to the same building, each of these heat sources should be appropriately incorporated into a singular control system.",selection,selection 77b0edab-012f-4047-a2db-fe6303993780,"Ventilation systems that, under normal operation, recirculate air between more than one space, room or zone should also be able to operate in a mode that reduces the risk of the transmission of airborne infection.",selection,selection 5e7d4831-4ec8-48f9-9e60-0422fcc1eae4,"When replacing an existing system, the installed generation capacity of the new system should be no less than that of the existing system, except where a smaller system can be demonstrated to be more appropriate or effective (e.g. replacing an existing system with one which is better matched to the dwelling's energy demand).",none,none 113b8bf8-1856-45f5-a54b-d65ef100b437,"If a gas-fired combination boiler is installed in an existing dwelling, at least one of the following energy efficiency measures, appropriate to the system, should be installed.",none,none 977ccb7b-4580-4ea3-9ea4-5057925c9854,"NOTE: The surface area of the whole building must be included when assessing whether the works constitute a major renovation, even if the building is mixed use.",none,none fb5d3054-4911-4049-ba09-1c3e80f9c07c,"The tread of steps in uncovered or unheated outdoor staircases must be no less than 390 millimetres, and the riser may be no more than 130 millimetres.",none,none d3fc8c9b-c23a-4188-8723-369caa90453c,"The reference value for a building's total combined window area is 15 of the sum total of the floor plate areas of the buildings storeys that are fully or in part above the ground but, however, at most 50 of the building's facade area.",none,none 05dc10dc-6a9a-4e83-93d3-79fff4819f99,Standing areas must be terraced so that it is safe to move in the rows.,selection,selection 88e23b46-22d9-4be6-87b7-40541f7995a9,"A building shall be provided with a permanently installed dry riser that is suitable for its purpose for transporting water for fire extinguishing: 1) in the premises above the entry level of the building, when the distance of the uppermost floor level from the entry level exceeds 24 metres; 2) in the premises below the entry level of the building, when the distance of the basement storey floor from the entry level exceeds 14 metres.",none,none 6414854d-01f9-481f-a7f4-c4581e48d8b1,Special safety features are not necessary if the ladder is not more than 6m long.,selection,selection ebc429f0-cb90-41ab-9a11-401a2ddc7bad,"For continuous mechanical ventilation systems, such as continuous mechanical extract ventilation or mechanical ventilation with heat recovery, the system should be balanced to achieve design air flow rates at each room terminal.",none,none 6f8ec958-3a3c-4cc7-ace9-fdbdd01ab4c2,The service should be appropriate to the requirements of the space.,necessity,necessity a477ee34-044e-443b-a95f-fbb1da913c38,"Changing places toilets, facilities designed for individuals with complex and multiple impairments who may require the assistance of up to two assistants, should be provided in addition to any wheelchair-accessible accommodation in separate-sex toilet washrooms, wheelchair-accessible unisex toileting facilities and baby changing facilities.",part-of,part-of 49c6fd15-70a9-4733-8de8-8dd2fe49fe0a,"If renewable technology such as a wind turbine or photovoltaic array is replaced, the new system should have an electrical output that is at least the same as that of the original installation.",none,none db734798-9e42-4fe1-900c-77d4e6131809,"The main doors for entering a dwelling (usually the front door) should have a door viewer unless other means exist to see callers, such as clear glass within the door or a window next to the doorset.",none,selection 51284e52-f2f4-41b5-85e2-3fa96ab8602a,"All users of facilities should be able to locate suitable seating and move safely and easily to and from the seating area and ancillary accommodation, such as lavatories, dining rooms and bedroom suites.",necessity,necessity 3931f0fa-433e-4fb8-96bf-a747f3622ee0,"In order to help people with visual impairment to appreciate the size of a space they have entered, or to find their way around, there should be a visual contrast between the wall and the ceiling, and between the wall and the floor.",necessity,selection 86350df0-a40e-412b-a301-004524d56736,"For wet heating systems in new dwellings with a floor area of 150m2 or greater, a minimum of two independently controlled heating circuits should be provided.",none,none 5f675f4f-74de-4d0f-ae92-c3500d2d952e,The actual equivalent area and location of installed background ventilators should be recorded.,none,none 5962048f-577c-408a-be59-cbf79bd74630,Requirements for accessibility should be balanced against preserving historic buildings or environments.,selection,part-of f398541a-81df-4380-a408-d7b1beaa7c92,"People should be able to see other people approaching from the opposite direction, thereby allowing sufficient reaction time for both parties to avoid a collision.",selection,selection efe27c3d-80a8-4999-9310-77160105fe37,"Instead, the building primary energy rate and building emission rate should be calculated as if the area covered by the pool were replaced with the equivalent area of floor with the same U-value as the pool surround.",necessity,necessity 0d8c2f7d-5234-4bec-bbbe-961e499ebbbc,"A proportion of the sleeping accommodation in hotels, motels and student accommodation should be designed for independent use by wheelchair users.",necessity,necessity a372d2c4-f734-479d-bc8d-d3a8aa15362d,"A wide range of people, including accompanied wheelchair users, should be able to access and use the lift.",necessity,necessity e32bbb47-c826-40c1-8ea4-8c32353d3fd2,There shall be adequate means of ventilation provided for people in the building.,none,equal 5f7b8ff7-50d0-46a2-a48b-fa19786c98fd,"If the domestic hot water cylinder is located inside the building envelope, 50 of the calculated domestic hot water cylinder heat loss shall be added to the thermal load of the spaces of the building.",selection,selection c72a5952-2e0b-4d4a-9185-09e4149b6239,The flooring functioning as waterproofing or waterproofing located underneath the flooring in wet rooms must have a watertight connection with the waterproofing of the wall.,part-of,part-of 3931f0fa-433e-4fb8-96bf-a747f3622ee0,"In order to help people with visual impairment to appreciate the size of a space they have entered, or to find their way around, there should be a visual contrast between the wall and the ceiling, and between the wall and the floor.",selection,selection 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",selection,selection 0ea1e862-2434-4fc8-97a2-b076c992ef20,"The width of an exit must be at least 1,200 millimetres and its free height must be at least 2,100 millimetres.",selection,selection e5316f51-becd-4144-b5e8-ae1701b41818,"All users should be able to locate a control, know which setting it is on and use it without inadvertently changing its setting.",necessity,necessity 5f7b8ff7-50d0-46a2-a48b-fa19786c98fd,"If the domestic hot water cylinder is located inside the building envelope, 50 of the calculated domestic hot water cylinder heat loss shall be added to the thermal load of the spaces of the building.",none,none 9618a274-45da-4e3e-87f0-21c2bfae4a8e,"A guardrail must be used at points with a level difference of over 0.7 metres, if these can be accessed by children.",necessity,part-of 49c6fd15-70a9-4733-8de8-8dd2fe49fe0a,"If renewable technology such as a wind turbine or photovoltaic array is replaced, the new system should have an electrical output that is at least the same as that of the original installation.",selection,selection 8719164e-370a-42f2-9240-0a1b8db1a2c7,Extensive voids must be partitioned in order to restrict the spread of fire.,selection,selection 7db23e3b-7063-47a3-b65e-5d02ad78c922,"In a natural ventilation system, the ventilation valves shall be easy to close.",none,necessity 2f0f22aa-06d3-478d-a777-5aca5c2fb5c1,"For sliding doors and gates, provide both of the following: (i) a stop or other effective means to prevent them coming off the end of the track; (ii) a retaining rail to prevent doors and gates falling if the suspension system fails or the rollers leave the track.",necessity,necessity 457ecdc0-8247-4ad4-9beb-3b7a31cfa0fd,"All public areas, including lavatory accommodation, public telephones and external terraces should be accessible.",selection,selection 16f6f10e-f32f-48b2-85f9-123cdb5448ee,Any unavoidable gaps between boards should be infilled using compressible tape (e.g. for boards within roof rafters) or low expansion foam (e.g. for boards within wall cavities).,necessity,necessity 0da52584-1b37-48b5-840f-3795ae695275,the minimum clear dimensions of the platform are: 1100mm wide and 1400mm deep where two doors are located at 90° relative to each other and where the lifting platform is enclosed or where provision is being made for an accompanied wheelchair user.,none,none b0642cd3-50f1-4266-9d63-7437dcc85167,The building envelope should be insulated to a degree that is reasonable in the particular case.,necessity,necessity 07a9b148-d87f-492c-abe2-04175801038d,Standard WC compartments should also have a minimum manoeuvring space clear of any door swing.,necessity,necessity a86b58e8-046f-44b7-8e1b-00c876c8c647,"Parapets in categories A to E and panel parts of walls acting as parapets, as well as their fasteners, shall be designed to the concentrated load Qk = 0.3 kN acting on a random spot.",part-of,none a477ee34-044e-443b-a95f-fbb1da913c38,"Changing places toilets, facilities designed for individuals with complex and multiple impairments who may require the assistance of up to two assistants, should be provided in addition to any wheelchair-accessible accommodation in separate-sex toilet washrooms, wheelchair-accessible unisex toileting facilities and baby changing facilities.",selection,selection 4e8c5c50-44af-48f6-b959-e6f9b31afa1e,"If the planned time of use of a modular or portable building in a single location is less than two years, the only practical heating technology may be electric resistance heating.",selection,selection d04d6702-5170-4b50-9bda-7367a24e9322,"NOTE: The network distribution point could be in a cabinet, a box mounted on a wall or on a telegraph pole.",necessity,necessity d3e7a947-536e-4a49-9823-e27fc0f68b27,Length of landings to be at least equal to the width of the ramp.,part-of,part-of 15c28729-22a9-4992-b43a-bdcf457c0526,"Both before and after a newly constructed building is built, a notice must be given to the building control body of the calculations.",selection,selection 50e89a86-e2be-439d-b230-79274cd7199b,Modular and portable buildings with a planned service life of more than two years at a single location should be shown to comply with the energy efficiency requirements.,none,part-of 956efc87-87de-4d3c-99fb-dc58eab9353b,"A dwelling that is intended for sheltered housing or supported housing of a person with mobility or functional impairment shall have at least one toilet and washing facility which has a free space with a diameter of at least 1,500 millimetres.",greater-equal,greater-equal 0aaf71f0-a482-4a72-a407-0d6db79c7f6f,"In a building consisting primarily of one storey, no more than 200 m2 of fire-compartmented and no more than 50 m2 of non-fire-compartmented areas that essentially relate to the business of the building may be located on the level of second storey.",selection,selection c952db0f-b605-4335-8d56-97fc339ad5ba,All three parts of the installation and commissioning checklist should be completed.,none,necessity 1e3d8e3a-93fd-47e2-833e-d7f36c901c77,Skirtings totalling up to 50mm total thickness and shallow projecting ducts or casings above 1800mm may be discounted when measuring clear width.,selection,selection 5aebe4f8-6ca6-4448-94db-5272b5541efb,"The results of all pressure tests on dwellings, including any test failures, should be reported to the building control body.",part-of,part-of bb309bf3-9e86-43d9-8b6e-ebff176d1c88,The sink is not more than 150mm deep with insulation to the underside to prevent scalding of a wheelchair users legs.,part-of,part-of 09b2a395-5293-4b7d-82d4-5312482d59e9,"Door entry controls, where provided, are mounted 900-1000mm above finished ground level, and at least 300mm away from any projecting corner.",part-of,none b88c2c2a-5c6f-4347-888d-0224c8971d7b,Non-condensing boilers should be fitted with a flue condensing kit where feasible and where the boiler is likely to be able to operate in condensing mode (e.g. variable temperature circuits).,necessity,necessity c2e0629d-350b-45b8-9e9e-d58be1780f12,"If the basement has no bedrooms, it should be treated as having one bedroom when calculating the ventilation required for the purposes of meeting the ventilation standards.",none,none 2f0f22aa-06d3-478d-a777-5aca5c2fb5c1,"For sliding doors and gates, provide both of the following: (i) a stop or other effective means to prevent them coming off the end of the track; (ii) a retaining rail to prevent doors and gates falling if the suspension system fails or the rollers leave the track.",selection,necessity 7e369e4c-7768-4a7a-bd9c-41e2aa037b43,The air flows shall be designed so that the average carbon monoxide concentration in a parking garage for motor vehicles during the hour of use assessed as the most critical does not exceed 35 mg/m3 (30 ppm).,less-equal,less-equal 5e7d4831-4ec8-48f9-9e60-0422fcc1eae4,"When replacing an existing system, the installed generation capacity of the new system should be no less than that of the existing system, except where a smaller system can be demonstrated to be more appropriate or effective (e.g. replacing an existing system with one which is better matched to the dwelling's energy demand).",none,none 1834463c-7e45-4148-8315-f750b5f047cb,"When the lift serves more than three storeys, it provides visual and audible indicators to identify the floor reached.",necessity,necessity 3cbfb816-4071-496e-aec2-87d424df047f,Wheelchair users and ambulant disabled people should be able to wash or bathe either independently or with assistance from others.,necessity,necessity 596cc55c-f50f-4155-962f-832b87226a8e,"For mechanical ventilation systems, fan units should be appropriately sized so that fans operating in normal background ventilation mode are not overly noisy.",none,selection 360bc9ab-1ae1-44f0-a6a3-c1110edac6a9,The annual energy savings should be estimated using the National Calculation Methodology Modelling Guide.,selection,selection a7e4ad57-ea09-4d8e-8b3a-4d33447237ab,"The free opening of the vertical hatch or window of an emergency exit must be at least 600 millimetres in height and 500 millimetres in width; however, the sum of these must be at least 1,500 millimetres.",none,none 208b093d-361f-4aec-819d-4abca4e72c68,"in an evacuation area where the maximum number of occupants is 60, the second exit may be no less than 900 millimetres in width.",part-of,part-of 8a692fe7-08ed-4b90-8b13-7ce2e29d37a2,"During this process, the heat pump (along with its accompanying pipework) should be isolated from the ground heat exchanger such that damage to the internal heat exchanger inside the heat pump is avoided.",part-of,none e7cc3da8-211a-4244-b711-210a912ca2ac,Ground floors and those in contact with the outside of the dwelling should be insulated to limit heat losses to not more than 10W/m2.,selection,selection c2e0629d-350b-45b8-9e9e-d58be1780f12,"If the basement has no bedrooms, it should be treated as having one bedroom when calculating the ventilation required for the purposes of meeting the ventilation standards.",necessity,necessity 783c19fa-0ef2-466f-b3e9-d4690e34ac5f,Where a system for onsite electricity generation is installed (a) reasonable provision must be made to ensure that (i) the system and its electrical output are appropriately sized for the site and available infrastructure; (ii) the system has effective controls; and (b) it must be commissioned by testing and adjusting as necessary to ensure that it produces the maximum electricity that is reasonable in the circumstances.,necessity,selection 73b4b305-8971-489a-a290-f996e1f63e19,"The clear width of the door and opening leading to room spaces of a non-residential building as well as to residential rooms of a residential building, necessary spaces serving residence and spaces serving the use of the building shall be at least 800 millimetres.",greater-equal,greater-equal 8805ec9f-3f5f-44fc-9078-3ae62439c973,"NOTE: When a single U-value is calculated for a product range of doors, the configuration of the door chosen for the calculation should be the worst performing in the product range.",selection,selection 74b9ee2c-0192-442d-b5a1-a2974d456429,"The dwelling is wheelchair adaptable such that key parts of the accommodation, including sanitary facilities and kitchens, could be easily altered to meet the needs of a wheelchair user or, where required by a local planning authority, the dwelling is wheelchair accessible.",none,none dcc583b1-8c4c-42cf-a1ed-e8907de56254,"The rise of the indoor steps of other spaces intended for everyday use may be no more than 180 millimetres, and the tread must be no less than 270 millimetres.",none,none 70292367-f940-4ca6-b35f-b47bd4e66cd3,Cable routes must still be provided for a minimum of one in five parking spaces.,greater-equal,greater-equal a48aade7-5532-4424-a39e-5b1638516702,The effective g-value should be no worse than 0.3.,selection,selection fa8a6d84-eb99-490e-8169-3c65353fb553,"For large roofs, where the smaller horizontal dimension of the roof is 50 m or more, and the topography is windswept, the value of the exposure coefficient shall be at least 1.",greater-equal,greater-equal 31d635b2-1d32-49dd-a848-5b5acaf50128,"For existing dwellings, when installing a complete new or replacement system (e.g. replacing a heating system including the heating appliance, pipework and heat emitters), the energy performance of the whole system should be assessed.",selection,none a7e4ad57-ea09-4d8e-8b3a-4d33447237ab,"The free opening of the vertical hatch or window of an emergency exit must be at least 600 millimetres in height and 500 millimetres in width; however, the sum of these must be at least 1,500 millimetres.",none,part-of 6ab07828-b6aa-4a60-8860-333f061a0fde,"Door furniture on manually operated non-powered doors should be easy to operate by people with limited manual dexterity, and be readily apparent against the background of the door.",necessity,necessity ded852b5-c826-4649-8ce5-dece0eba6061,"During the design period of occupancy, a building's room temperature shall be comfortable and not adversely affected by air velocity, thermal radiation, temperature fluctuation, temperature differences or surface temperatures.",necessity,necessity 0d5f23b0-8423-4528-95bd-179fe81c75df,A building and its environment must be lit in a way that enables safe use and servicing.,selection,selection d34c0f60-8df0-4310-b5af-428c63225a6f,"After a period of non-use of at least eight hours, the water temperature may not exceed 24 degrees Celsius.",less-equal,less-equal 2695c899-0ada-478c-9b2d-796f79ea4c52,"Glazing, with which people are likely to come into contact whilst moving in or about the building shall: (a) if broken on impact, break in a way which is unlikely to cause injury; or (b) resist impact without breaking; or (c) be shielded or protected from impact.",none,none 9a574829-3211-4b4f-8c0c-c7a7ab9cfd54,The whole building ventilation rate should be met.,none,selection 9b2e2a40-6d63-4ee6-a539-da1d15dd68bd,"Where relevant work is undertaken on a mixed-use building, it should be determined which parking spaces are associated parking spaces for the use of occupants of the dwellings, and which parking spaces are for use by users of the non-residential function of the building.",selection,selection d74e2b5e-7284-49c1-b01f-50d5e9e47edf,Wheelchair users should be able to reach all the facilities available within the building.,necessity,necessity d925c189-860a-4fcb-ae88-d1cf8cc14fb8,"The tread of steps in covered or heated outdoor staircases must be no less than 300 millimetres, and the riser may be no more than 160 millimetres.",none,part-of 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none f51da5c6-7614-4719-8150-e22851e4aa12,"The building fabric should be constructed so that thermal bridging, including at the party wall, is reasonably limited.",none,necessity a0c838b5-5fe2-4b52-abe1-432804c2c8aa,A temperature of 21 C shall be used as the design value for room temperature during the heating season.,equal,equal 197b9463-397e-4729-a08d-12739f9db069,"For variable refrigerant flow (VRF) systems, any calculations must include indoor and outdoor conditions, the power input from controls, and indoor units.",selection,selection f72a98f3-b7d2-4633-b244-0d7242dfb0c9,Every single bedroom has a minimum floor area of 8.5m2 and is at least 2.4m wide.,part-of,part-of a43037b0-8e35-45a2-9f23-c2d65f6c5a64,"Where access to the dwelling can be gained via an interconnecting doorset from the garage, then either the garage doorset (pedestrian and vehicular) or the interconnecting doorset should be a secure doorset.",selection,selection 21bf2954-bfa8-44ef-bb2e-4e34367965ba,"If a load-bearing element is required to have a longer fire resistance time with respect to integrity E and insulation I than with respect to load-bearing capacity R, the longer fire resistance time shall also be applied to the load-bearing capacity.",selection,selection adc0ce58-8e7e-42fa-a823-ab45f266f77f,Sewers shall be connected to a stack vent that extends above the roofing of a building.,part-of,necessity 9dd2a0f1-0ff9-4416-8abd-1e6589980ff4,"If the cross-sectional area of a mechanical ventilation systems air duct is designed to be greater than 0.06 m2, the outdoor air and exhaust air ducts shall be fitted with shutoff dampers that close automatically when the system shuts down.",part-of,part-of bed3cb74-fdd3-4888-80ab-b416d1b060ad,"For systems that have the ability to use free cooling or heat recovery, the SEER should be derived for the specific application, including free cooling or heat recovery elements.",selection,selection 2f8d4247-e53b-49ae-bd26-c4f1765eaee8,"Extract air of categories 2, 3 and 4 shall not be used as recirculation air.",equal,equal e505b13c-7b62-4857-aa2d-544dc986e9c0,"For dwellings, for external tapered steps and stairs that are part of the building the going of each step should be a minimum of 280mm.",none,none f41fb8da-16bd-4404-accb-e32727f3736a,"Windows, glass walls and glass doors into which there is a danger of collision must be marked in such a way that they can be easily noticed.",necessity,necessity c7035b48-7244-40a9-a70e-1d244caf72ac,"The same approved calculation tool must be used to calculate the target primary energy rate, target emission rate and target fabric energy efficiency rate and the dwelling primary energy rate, dwelling emission rate and dwelling fabric energy efficiency rate.",necessity,necessity 9f5fe460-cae1-4653-a951-38e31f3ed15d,"Any restrictors placed on windows used as emergency exits must, however, be easily releasable by an adult.",necessity,necessity a922fe4e-30c9-4fef-a442-27459b959914,Vertical service pipes shall be equipped with mechanical or structural leak detectors at each floor if the service pipes are not visible.,none,none 72785bd7-d935-4c81-ab5f-ba2095ba62a9,"Manual controls, where provided, should be within reasonable reach of the occupants.",necessity,necessity 1ebce0c9-705c-47ee-8429-e83cfbed72db,"All walls, ducts and boxings to every WC/cloakroom, bath and shower room are strong enough to support grab rails, seats and other adaptations that could impose a load of 1.5kN/m2.",necessity,necessity 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none ffbc85cb-4301-4bcb-9a56-7487c95cf16d,Only the proportion of openings which can be opened with a very low risk of occupants falling from height should be considered to form part of the overheating mitigation strategy.,selection,selection 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none 3c28dbd6-8a3d-4ede-ae08-89e4b5d69d60,The approach route is a minimum of 900mm wide with a maximum cross fall of 1 in 40.,greater-equal,greater-equal 23db27ac-b594-4b26-883d-922d713d382a,"When installing or renovating thermal elements, the element being installed should be draught-proofed and airleakage gaps should be filled.",none,none a94b6b4f-a05e-403e-bbca-ebe1b94e38a1,"The area of sloping surfaces such as staircases, galleries, raked auditoria and tiered terraces should be taken as their area on plan.",necessity,necessity f439dcde-3cf9-4b40-b555-a2107ae5559f,"If the circulation piping is located inside the building envelope, 50 of the calculated domestic hot water circulation heat loss shall be added to the thermal load of the spaces of the building.",selection,selection d3fc8c9b-c23a-4188-8723-369caa90453c,"The reference value for a building's total combined window area is 15 of the sum total of the floor plate areas of the buildings storeys that are fully or in part above the ground but, however, at most 50 of the building's facade area.",none,part-of 31d635b2-1d32-49dd-a848-5b5acaf50128,"For existing dwellings, when installing a complete new or replacement system (e.g. replacing a heating system including the heating appliance, pipework and heat emitters), the energy performance of the whole system should be assessed.",none,none 6594919a-cde6-4dd8-be04-eb61e30f99bb,"Snow or rain-water shall not be allowed to ingress the ventilation system via externally mounted air transfer devices in quantities causing damage to the system, lowering air quality or impairing the functioning of the system.",necessity,necessity c7137e3d-e3f2-4a19-87bc-ccb194d42c74,"Incoming services: ducts, and cables wherever possible, should be grouped to minimise how often the air barrier is penetrated, while ensuring sufficient space to allow adequate screed flow between ducts.",selection,selection 44b436fd-26ab-4b00-82e9-9565e73bb87e,NOTE: Any method to reduce overheating risk in residential buildings must comply with all other parts of the Building Regulations.,selection,selection d1512435-3f66-4a07-90fd-fd3e3d2bea1a,The stairs between floor levels must be covered.,necessity,necessity 2ca092ec-4425-4552-a389-fd0dadfbd154,NOTE: A floor level with a gradient of 1:20 or steeper should be designed as a ramp.,selection,part-of 2af8ee5f-9d05-4023-9365-d093ebdfba1f,"Where building work is carried out in a kitchen or bathroom, any existing fans (including cooker hoods, where they extract to the outside) should be retained or replaced.",part-of,part-of 2f89cb06-3ee9-49b5-ac36-46f31ae3928f,Hot water pipework should be insulated in all areas inside and outside the building unless it can be demonstrated that the heat is always useful.,none,none ca1bbebb-fe4e-48d8-8cdf-eef13cd79ee9,The dwelling emission rate must not exceed the individual dwellings target emission rate.,selection,selection 385a4365-40c0-4c07-8854-b07bde292fd2,"The electrical energy consumption of a mechanical ventilation system shall be calculated on the basis of air flows, specific fan powers and operating times for all air handling units and powered roof ventilators in the building.",part-of,part-of 12907c6f-e734-436d-a7de-c8a1626fbe92,"Both:the area of rooflights exceeds 20 of the area of the roof, and the design solar load exceeds 25W/m2.",greater,greater a1f91cfd-21f8-49a4-8468-746f49f4848e,"For a building that contains more than one dwelling for example a block of flats or a terrace of houses an average target primary energy rate, target emission rate and target fabric energy efficiency rate may be calculated as an alternative to individual target rates for each dwelling.",part-of,part-of 70292367-f940-4ca6-b35f-b47bd4e66cd3,Cable routes must still be provided for a minimum of one in five parking spaces.,necessity,greater-equal 2af8ee5f-9d05-4023-9365-d093ebdfba1f,"Where building work is carried out in a kitchen or bathroom, any existing fans (including cooker hoods, where they extract to the outside) should be retained or replaced.",necessity,necessity eccd4f77-ef4a-41fd-a22a-620c84fdddd4,There is a minimum of 400mm of worktop to at least one side of the oven and fridge or fridge freezer where this is taller than the worktop height (or to one side of a pair of tall appliances where they are located together at the end of a run).,selection,selection ded852b5-c826-4649-8ce5-dece0eba6061,"During the design period of occupancy, a building's room temperature shall be comfortable and not adversely affected by air velocity, thermal radiation, temperature fluctuation, temperature differences or surface temperatures.",selection,part-of 2f0f22aa-06d3-478d-a777-5aca5c2fb5c1,"For sliding doors and gates, provide both of the following: (i) a stop or other effective means to prevent them coming off the end of the track; (ii) a retaining rail to prevent doors and gates falling if the suspension system fails or the rollers leave the track.",selection,selection b6b19c38-b160-475d-b01d-e3880ca00ab2,"Where necessary, flexible ducts may be used for final connections, but their lengths should be kept to a minimum.",necessity,necessity a1f91cfd-21f8-49a4-8468-746f49f4848e,"For a building that contains more than one dwelling for example a block of flats or a terrace of houses an average target primary energy rate, target emission rate and target fabric energy efficiency rate may be calculated as an alternative to individual target rates for each dwelling.",selection,selection bb3ac5b0-14d0-4d75-95d9-713adc6f2f58,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing dwelling.",none,none 29232335-402c-4ed9-af74-fd093ac22e28,The natural or mechanical ventilation system of a building shall be strong and its air-tightness shall be at least class B.,none,part-of 596cc55c-f50f-4155-962f-832b87226a8e,"For mechanical ventilation systems, fan units should be appropriately sized so that fans operating in normal background ventilation mode are not overly noisy.",selection,selection e7be7432-5505-47ad-b586-2a2e3f5a1a37,"If the index terminal has to be set to a significantly closed position to achieve the required air flow rate, then the fan speed should be reduced and the terminals rebalanced.",necessity,necessity 371e1755-8bb5-456e-bf66-5a50f4c19d59,"Where there is full-height structural guarding, if you provide a second (lower) handrail, the vertical height from the pitch line of the steps (or the surface of the ramp) to the top of the second (lower) handrail should be 600mm.",selection,selection ed2cca4a-50f7-470d-9752-dd8722385a24,"In dwellings and other premises that are used by children, restrictors must be installed on windows and other openings where there may be a danger of falling, and these must be such that they limit the easy opening of the window to 100 millimetres.",necessity,none 0da52584-1b37-48b5-840f-3795ae695275,the minimum clear dimensions of the platform are: 1100mm wide and 1400mm deep where two doors are located at 90° relative to each other and where the lifting platform is enclosed or where provision is being made for an accompanied wheelchair user.,part-of,part-of f6add908-4d45-4b3e-83a6-369f6c36c037,"Door rails, stiles and muntins should be at least 44mm thick.",none,greater-equal d728a9c8-0302-4bd1-b69b-0daeefce30d1,"Where a service building has a reception or sales counter, there should be convenient access to it and part of it should be at a level suitable for a wheelchair user or a seated person.",necessity,selection 9b329413-b6d6-4953-9b34-c82d3a2e9c44,"Before a new heating appliance is installed, all central heating and primary hot water circuits should be thoroughly cleaned and flushed out.",selection,selection 29ad081e-90f4-4eb0-9cea-a4f49beea768,Fans used for general air distribution that are rated at more than 1100W should be fitted with variable speed drives.,selection,selection cb2f2c09-8ae6-42a4-ac21-861c912c30f9,"In buildings more than 9 metres and at most 28 metres in height, the attic and roof must be accessible via the interior and exterior of the building; in buildings more than 28 metres in height, these must be accessible via the interior.",less-equal,less-equal 40b40b1b-d1b1-49d8-b9b7-13c5845a169d,The structure of the control appliance of the plumbing fixture shall be such that its surface temperature does not arise above 40 degrees Celsius.,part-of,part-of 6e61f4b0-ddc1-44cb-9966-0e146933d032,"Where a separate-sex toilet washroom can be accessed by wheelchair users, it should be possible for them to use both a urinal, where appropriate, and a washbasin at a lower height than is provided for other users.",necessity,necessity 0da52584-1b37-48b5-840f-3795ae695275,the minimum clear dimensions of the platform are: 1100mm wide and 1400mm deep where two doors are located at 90° relative to each other and where the lifting platform is enclosed or where provision is being made for an accompanied wheelchair user.,selection,selection 99a53f17-48cb-4012-a47b-700761e0983b,Where a new building which is not a residential building or a mixed-use building has more than 10 parking spaces (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.,none,none 419892bb-5044-4c63-a8ba-7747ad52c23d,"When installing windows, roof windows, rooflights or doors (all of which are controlled fittings), the controlled fitting should be well fitted and reasonably draught-proof.",selection,none a477ee34-044e-443b-a95f-fbb1da913c38,"Changing places toilets, facilities designed for individuals with complex and multiple impairments who may require the assistance of up to two assistants, should be provided in addition to any wheelchair-accessible accommodation in separate-sex toilet washrooms, wheelchair-accessible unisex toileting facilities and baby changing facilities.",none,none 7db23e3b-7063-47a3-b65e-5d02ad78c922,"In a natural ventilation system, the ventilation valves shall be easy to close.",selection,selection c766f874-d4aa-45b8-89f7-20b08db787c6,The total height of the barrier must be one metre if the drop is no more than six metres.,selection,selection 82bb35f1-0a27-4c94-bad3-246e6cc4f02a,"Wheelchair users should be able to manoeuvre around and use the facilities in the room, and operate switches and controls.",necessity,necessity dd056285-1aa4-4c6d-94ac-b911458cb7ea,"Where any of the parking spaces for new buildings other than residential or mixed-use buildings are in a covered car park, the requirement to install an electric vehicle charge point should be met by installing a charge point in a parking space that is not within a covered car park.",necessity,necessity 9b329413-b6d6-4953-9b34-c82d3a2e9c44,"Before a new heating appliance is installed, all central heating and primary hot water circuits should be thoroughly cleaned and flushed out.",selection,selection 88e23b46-22d9-4be6-87b7-40541f7995a9,"A building shall be provided with a permanently installed dry riser that is suitable for its purpose for transporting water for fire extinguishing: 1) in the premises above the entry level of the building, when the distance of the uppermost floor level from the entry level exceeds 24 metres; 2) in the premises below the entry level of the building, when the distance of the basement storey floor from the entry level exceeds 14 metres.",part-of,none b6e6ebce-e75f-4fae-b9a2-e35c164b3fb4,"Where onsite electricity generation and storage is installed, such as photovoltaic panels or battery storage, systems should be an appropriate size for the site, available infrastructure and onsite energy demand.",selection,selection 7f065688-203b-42d0-acb9-8fde5ff37821,Main distribution routes should be through vertical risers to minimise heat gains into common spaces.,selection,selection 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",selection,selection 87c9cfa3-8093-497d-be10-dc054abe7062,"For common leaf lintels, the base plate should not be continuous and the lintel core should be insulated.",part-of,part-of d5b6ff18-626d-4e6f-b788-0c67f7a4ebab,"If the cost of installing the required electric vehicle charge point and cable routes for electric vehicle charge points exceeds 7% of the total cost of the major renovation (a) such a building is exempt from the requirement to install the electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of parking spaces, except where the cost of that installation exceeds 7% of the total cost of the major renovation.",greater,selection 10e66a84-25db-40a0-87d5-6297d0732fe4,The shutoff valves shall be located: 1) at each house; 2) at each apartment; 3) in vertical service pipes; 4) on both sides of devices installed in the service pipes; 5) before a device or fixture that is connected to the connector pipe; 6) on both sides of the water meters.,part-of,part-of d30364dd-539e-4351-9d53-89ad358a4b44,"U-values for rooflights or rooflight-and-kerb assemblies should be based on the outer developed surface area, which is often greater than the area of the roof opening.",necessity,necessity 9953a539-8775-467a-9028-f51fe6d0f9f6,Grommets or flexible collars should be used around incoming services and sealed to the air barrier with air-sealing tape or sealant.,necessity,necessity 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none ddc0bba6-2df8-43e1-9398-37514366fb06,"For fixed terminals with automatic flow adjustment at the fan unit, the fan speed should be set to achieve the desired continuous flow rate.",part-of,part-of 675c4d48-3eef-463a-8516-edd71ee983e3,Adequate space should be available for access to maintain ventilation equipment.,selection,selection efd2d371-97de-4d5e-af06-e404ff71f316,The impact of the ground and crawl space on heat loss shall be taken into account in heat loss calculations.,selection,part-of 4abb3268-3ba6-47e8-a8b7-4676dbaa9a16,"For buildings other than dwellings and for common access areas in buildings that contain flats, Provide all means of escape routes with a minimum clear headroom of 2m, except in doorways.",selection,greater-equal eeb4239f-3819-475c-ad20-756bed80c4ff,"In reference heat loss calculations, the value used as the annual efficiency of heat recovery from ventilation extract air of the buildings ventilation system shall be 55.",none,part-of e1f1aeb9-7453-4b6b-b3f1-6049d711868a,The fire performance of the external wall structure of a building no more than 56 metres in height may also be demonstrated by a fullscale test.,none,part-of 079db365-cfed-474e-9329-25349ac0db4a,"In connection with the door of an outside space of an individual dwelling the level difference outside the door may be more than 20 millimetres if the level difference can, with reasonable effort, be eliminated with equipment in the outdoor space.",part-of,part-of 2c12675d-93c9-496a-acf9-b30465dae93d,Any flexible ducts should be installed so that the full internal diameter is maintained and flow resistance is minimised.,none,none 53b7d989-c81f-4e01-a5ec-4b2cb30b4bfa,The size of a fire compartment must be limited so that a fire igniting in the compartment does not cause unreasonably vast damages (compartmentation by area).,necessity,necessity 09b2a395-5293-4b7d-82d4-5312482d59e9,"Door entry controls, where provided, are mounted 900-1000mm above finished ground level, and at least 300mm away from any projecting corner.",none,none e320322e-3aee-4167-ad19-a6c6cc41f597,The water system shall incorporate: 1) a pressure gauge; 2) thermometers in the water pipe of mixed domestic hot water from the water heater and in the domestic hot water ring duct to measure the temperature of return water; 3) throttling valves.,none,none 49c6fd15-70a9-4733-8de8-8dd2fe49fe0a,"If renewable technology such as a wind turbine or photovoltaic array is replaced, the new system should have an electrical output that is at least the same as that of the original installation.",none,none 2d94a2e6-2ebd-4c3f-b14a-91741a0ab4b3,Their glazing must be made of safety glass.,part-of,selection 85745724-aa09-4cdd-ad17-3c50ea2b99a1,"Where sanitary facilities are wheelchair accessible, basins and sinks should be wall hung (typically with their rim 770-850mm above finished floor level) and the clear zone beneath basins, services and pedestals is maximised to enable wheelchair users to approach.",selection,selection 0ea1e862-2434-4fc8-97a2-b076c992ef20,"The width of an exit must be at least 1,200 millimetres and its free height must be at least 2,100 millimetres.",part-of,part-of 590ab551-79e8-42f5-bc52-749f8899c088,Extinguishing routes to basement storeys shall be arranged so that basement storeys can be reached from the ground level without a need to pass through the exits of the storeys.,selection,selection bfc84a1d-db59-4f4a-bd93-3d5f1043d11e,A notice of the measured air flow rates must be given to the building control body.,selection,selection cccbc1ea-27be-4d7b-b53c-3cb467a51020,"For heating and cooling systems in a new non-domestic building, or when a heat generator such as a boiler is replaced in an existing non-domestic building, each room should be provided with thermostatic room controls.",part-of,part-of cea6e7bd-c494-4146-9f81-3fd2ed64a2a6,The slope of the floor surface in the seating area and access route may not exceed 8 per cent (1:12.5).,part-of,part-of df6eb340-6ff0-4811-bcaf-48a6cc6dc455,"An ambulant disabled person should be able to move within, and between, storeys.",selection,selection a235c68f-ae44-4770-b005-4e9d7b659eb7,All cavity walls should have leaves at least 90mm thick and cavities at least 50mm wide.,necessity,necessity 23db27ac-b594-4b26-883d-922d713d382a,"When installing or renovating thermal elements, the element being installed should be draught-proofed and airleakage gaps should be filled.",none,none 1ebce0c9-705c-47ee-8429-e83cfbed72db,"All walls, ducts and boxings to every WC/cloakroom, bath and shower room are strong enough to support grab rails, seats and other adaptations that could impose a load of 1.5kN/m2.",none,none b0e99ac5-9cbc-4beb-b8ff-85383ae70ea8,"The approach route should be safe and convenient, adopt the shallowest gradient that can reasonably be achieved and be step-free, irrespective of the storey on which the dwelling is located.",necessity,necessity 8beb3f9d-f806-4385-b876-2b3d29d7852a,Independent temperature control of the hot water circuit should be implemented with a cylinder thermostat and a timing device.,selection,selection 5aebe4f8-6ca6-4448-94db-5272b5541efb,"The results of all pressure tests on dwellings, including any test failures, should be reported to the building control body.",necessity,necessity 56b3f993-37b5-4cb1-9540-432972f8056e,"In a mechanical ventilation system, the air handling units and chambers shall be able to withstand the loads caused by fan pressure while the shutoff dampers are closed.",necessity,necessity 7577d9f7-9f3c-4d3b-b8d9-da31d3e1b201,"For example, glare and reflections from shiny surfaces, and large repeating patterns, should be avoided in spaces where visual acuity is critical as they will hamper communication for people with impaired vision, and those who lip read or use sign language.",necessity,necessity d7737a4f-9594-475c-891f-a27d66fb7067,Insulating materials which give off formaldehyde fumes (either when used or later in normal use) may be used to insulate the cavity in a cavity wall where there is a continuous barrier which will minimise as far as practicable the passage of fumes to the occupiable parts.,necessity,necessity 710ef992-e187-4b1a-894b-e0e222f54359,"NOTE: For grid-supplied electricity, a CO2 emission factor of 0.136kgCO2/kWh and primary energy factor of 1.501kWhPE/kWh should be used.",equal,equal baee716c-b8c2-4500-b4de-63fa11f007b1,A minimum of one in five of the remaining parking spaces must have access to cable routes.,selection,selection 259c1614-77ef-4ae4-a401-83caa603e374,"The main doors for entering a dwelling (usually the front doorset) should be fitted with a multipoint locking system that meets the requirements of: PAS 3621 (key locking on both sides), or PAS 8621 (non-key locking on the internal face), or PAS 10621 (non-key locking on the internal face, but with an external locking override facility).",none,none ebc429f0-cb90-41ab-9a11-401a2ddc7bad,"For continuous mechanical ventilation systems, such as continuous mechanical extract ventilation or mechanical ventilation with heat recovery, the system should be balanced to achieve design air flow rates at each room terminal.",none,selection 0aaf71f0-a482-4a72-a407-0d6db79c7f6f,"In a building consisting primarily of one storey, no more than 200 m2 of fire-compartmented and no more than 50 m2 of non-fire-compartmented areas that essentially relate to the business of the building may be located on the level of second storey.",less-equal,less-equal f51da5c6-7614-4719-8150-e22851e4aa12,"The building fabric should be constructed so that thermal bridging, including at the party wall, is reasonably limited.",selection,selection eccd4f77-ef4a-41fd-a22a-620c84fdddd4,There is a minimum of 400mm of worktop to at least one side of the oven and fridge or fridge freezer where this is taller than the worktop height (or to one side of a pair of tall appliances where they are located together at the end of a run).,selection,selection 4e8c5c50-44af-48f6-b959-e6f9b31afa1e,"If the planned time of use of a modular or portable building in a single location is less than two years, the only practical heating technology may be electric resistance heating.",none,none e874f337-2067-4e77-ad32-c3b857f40e7a,"If the number of occupants exceeds 120, the total minimum width of the exits shall be calculated by increasing the original 1,200 millimetres by 400 millimetres for each additional group of 60 people.",part-of,part-of 4d80c4d1-08ee-481a-9f9c-e9151ce1094d,"The area of windows, roof windows, rooflights and doors should not exceed 25 of the total floor area of the dwelling.",part-of,part-of fa8a6d84-eb99-490e-8169-3c65353fb553,"For large roofs, where the smaller horizontal dimension of the roof is 50 m or more, and the topography is windswept, the value of the exposure coefficient shall be at least 1.",selection,equal 10b37d1a-a0b5-4dfb-8bcc-39317d144580,"On variable volume systems, variable speed glandless circulators should be used.",selection,part-of e7be7432-5505-47ad-b586-2a2e3f5a1a37,"If the index terminal has to be set to a significantly closed position to achieve the required air flow rate, then the fan speed should be reduced and the terminals rebalanced.",part-of,part-of 117864c0-5065-4c55-b390-c17b60c8d9dd,"If the protective part of the barrier contains only vertical structures, a cube with edges of no more than 100 millimetres may pass through its openings.",less-equal,less-equal fdd9f39e-e397-4172-b4da-3d213a30f987,On-site electricity generation should be provided with automated controls that support the design of the system and the intended use.,necessity,necessity 3f6c0d6a-e423-4ea8-bf66-9515166fb265,The basement should be treated separately as a single-storey dwelling above ground level.,necessity,necessity b7243860-85c3-43b2-ad6c-35050b293699,All space alongside the cable duct should be backfilled in a way that avoids damage to the duct.,selection,selection 710ef992-e187-4b1a-894b-e0e222f54359,"NOTE: For grid-supplied electricity, a CO2 emission factor of 0.136kgCO2/kWh and primary energy factor of 1.501kWhPE/kWh should be used.",necessity,part-of a922fe4e-30c9-4fef-a442-27459b959914,Vertical service pipes shall be equipped with mechanical or structural leak detectors at each floor if the service pipes are not visible.,part-of,part-of aa774d9d-2414-4e6f-9c4e-9b7c5abde23b,The outputs of any renewable systems should be separately monitored.,part-of,part-of c766f874-d4aa-45b8-89f7-20b08db787c6,The total height of the barrier must be one metre if the drop is no more than six metres.,less-equal,less-equal 8c4a09c5-1eb2-4a41-86d9-b69c031b4592,Ground arrays including header pipes and manifolds should be flushed as one system to remove all debris and purged to remove all air.,necessity,none 20518e80-6f7e-457f-8c5a-59fa4c0eb324,"When calculating the heat loss for a buildings design solution, the design value shall be used as the value of the air leakage rate figure for the building envelope.",none,part-of a86b58e8-046f-44b7-8e1b-00c876c8c647,"Parapets in categories A to E and panel parts of walls acting as parapets, as well as their fasteners, shall be designed to the concentrated load Qk = 0.3 kN acting on a random spot.",greater-equal,selection 09b2a395-5293-4b7d-82d4-5312482d59e9,"Door entry controls, where provided, are mounted 900-1000mm above finished ground level, and at least 300mm away from any projecting corner.",selection,selection 72e7ed0c-9e73-46b2-a919-20f3fea337fd,"An area with a potentially flammable or explosive atmosphere must not be located in a building where there are dwellings, accommodation premises, institutions or assembly and business premises.",part-of,part-of 6d9a1e8e-6fe7-4234-951a-96fdc4598bd7,"If parking spaces are provided for a building, an adequate number of them, but at least one, shall be intended for the use of a person with mobility and functional impairment.",selection,necessity cb2f2c09-8ae6-42a4-ac21-861c912c30f9,"In buildings more than 9 metres and at most 28 metres in height, the attic and roof must be accessible via the interior and exterior of the building; in buildings more than 28 metres in height, these must be accessible via the interior.",none,none 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",necessity,necessity f7cfdf57-28f3-4d23-90bf-ec2268e14bac,"Ramps, steps, thresholds and differences in levels in passageways must be clearly indicated using lighting and surface brightness contrasts or warning signs.",part-of,none fa90c179-d32c-412b-a7d6-a515cc91dbdb,The structure of the exterior wall against the ground must be waterproofed or isolated against water pressure or a structurally managed water removal system allowing the cellar wall to dry in an outward direction must be used to prevent moisture from the surrounding ground and storm water from penetrating the wall structure.,necessity,necessity a090f6bb-f89b-44c1-b6ee-8e72e2be30a0,Where a system for on-site electricity generation is installed (a) reasonable provision must be made to ensure that (i) the system and its electrical output are appropriately sized for the site and available infrastructure; (ii) the system has effective controls; and (b) it must be commissioned by testing and adjusting as necessary to ensure that it produces the maximum electricity that is reasonable in the circumstances.,selection,necessity 2f815a08-db3c-48a6-b248-d69aeac870ee,"the vertical travel distance is: a. not more than 2m, where there is no liftway enclosure and no floor penetration; b. more than 2m, where there is a liftway enclosure.",greater,none c416d5e5-cb27-414c-b22e-7ed38be54ed1,There must be an automatic fire-extinguishing system that is suitable for its purpose and connected to the emergency centre.,none,none 33ed3038-99a6-4b2d-906a-a1db21f2d898,"For heating systems in new dwellings, or when a heat generator such as a boiler is replaced in an existing dwelling, each room should be provided with thermostatic room controls.",selection,none 80221d2c-8ba8-4700-b219-c35fde50f35e,No more than two drainage wells may be connected to a floor drain and they may be located at a maximum distance of three meters from the floor drain.,less-equal,less-equal 2695c899-0ada-478c-9b2d-796f79ea4c52,"Glazing, with which people are likely to come into contact whilst moving in or about the building shall: (a) if broken on impact, break in a way which is unlikely to cause injury; or (b) resist impact without breaking; or (c) be shielded or protected from impact.",necessity,necessity 681c4394-9435-408b-9a9b-d1f3d0729d38,"The rate of heat release from the appliance should be adjustable, using an adjustable damper or other thermostatically controlled method.",necessity,necessity 0f2dbc3b-0f3e-444e-a688-ed8faebd1226,Seats must be fixed to a base if the floor of the seating area is sloped or if there are level differences between the floors of the respective rows of seats.,necessity,necessity 5962048f-577c-408a-be59-cbf79bd74630,Requirements for accessibility should be balanced against preserving historic buildings or environments.,necessity,necessity 47e50ddf-6174-436d-851b-7ddf46c10ccf,A suitable chemical inhibitor should be added to the primary heating circuit to protect against scale and corrosion.,selection,necessity a5e9c36f-358f-4375-943c-6d5b89c82647,"Any abrupt level differences of over 0.7 metres and any precipices located in the vicinity of common play and recreation areas associated with buildings with more than two dwellings must be indicated by appropriate barriers or suitable planted areas, or outfitted with a base that cushions any fall.",none,none 17fba530-c42b-4eeb-85dd-16da0bacc49c,"Areas that are not enclosed, such as open floors, covered ways and balconies, should be excluded.",selection,selection 5211dbd1-d12a-4371-ad62-1dc5616cd2f5,The heat pump along with its accompanying pipework should be flushed and purged as a separate system while isolated from the ground array system.,none,necessity 7323113d-fcd0-4e19-a24a-c6171ec8c2b7,District heat networks and community heating systems should be designed to accommodate heat meter(s) for each dwelling.,necessity,necessity 4a82f789-a98a-4379-9b81-2a20cfba6c87,"If the internal ties must be centred on the supporting line, the minimum value of the tie force, 70 kN, will also be applied to internal ties.",selection,selection fc8ee55c-408d-48a9-ae4c-a6961b5745ce,Biomass heating supplemented by an alternative appliance (e.g. gas) - the CO2 emission factor and primary energy factor should be based on a weighted average for the two fuels.,necessity,necessity 3724fd47-22f7-432c-81a2-1abcb95c7df2,"The total number of ventilators installed in a dwellings habitable rooms and kitchens should be no fewer than five, except in one bedroom properties, where there should be no fewer than four.",part-of,part-of c954c2a4-3d5c-4e63-8228-9704b463aa8e,"The input charge for electric storage heaters should be adjusted automatically, based on the internal air temperature.",selection,part-of 103f99ad-884b-4bae-9f22-ccb1c5bc3d26,"In an open garage of no more than five storeys, the maximum area may be used as the surface area of the storeys, even though the driveways between the various storeys are combined.",selection,necessity 9c2051ae-9878-4772-9471-bc5b8a28c3ae,"For mechanical ventilation systems, fan units should be appropriately sized so that fans operating in normal background ventilation mode are not overly noisy, taking into consideration the use and likely background level of noise from other sources.",part-of,part-of d3654276-d6c6-4f32-af90-2d1040cb536c,Mechanical ventilation with heat recovery systems should be designed to avoid the moist air from the wet rooms recirculating to the habitable rooms.,selection,selection 60205cf2-fa87-4195-9415-a6fb144a9b72,"Entrances and passageways to playgrounds and recreation areas used in the wintertime, as well as street areas surrounding the building and other public areas, must be protected from snow and ice falling from the roof of the building using snow barriers, taking into account the pitch of the roof.",necessity,necessity 8421f806-70f2-46a9-a308-90a40da3541d,"Where the gradient of the approach, whether over its whole length or in part, is 1:20 or steeper, that part of the approach should be designed as ramped access.",part-of,part-of 64695439-3458-4d43-8e7b-a2ba75075cea,"There must be safe and easily accessible, uninterrupted access routes to any chimneys, ventilation equipment and other building equipment and structural elements that are located on the roof of the building and that must be accessed regularly.",selection,selection 525aa713-65e1-4368-a6f4-38f628be7fed,"in clothes shops, the dimensions and fittings recommended for an individual changing cubicle in a sports building should be provided.",none,none 009e12eb-db83-485c-9ffc-e1f462251109,Each air terminal should have a free area of at least 90 of the free area of its associated duct.,part-of,part-of d30364dd-539e-4351-9d53-89ad358a4b44,"U-values for rooflights or rooflight-and-kerb assemblies should be based on the outer developed surface area, which is often greater than the area of the roof opening.",part-of,part-of 35af73f1-53c7-4377-9da0-acf99eef4d8e,"WC compartment doors, and doors to wheelchair-accessible unisex toilets, changing rooms or shower rooms have an emergency release mechanism so that they are capable of being opened outwards, from the outside , in case of emergency.",none,none f9de28ac-45bb-4400-9d9f-8afee73bd2e3,The number of appliances should not exceed one per 100m2 of dwelling floor area.,selection,part-of 76bf63bd-30f4-440d-81a0-61ca16170f70,Control should be maximised and heat gain to uninsulated pipes should only be permitted where the proportion of the cooling load relating to distribution pipework is less than 1 of the total load.,none,none 164122ed-c7ac-4cf8-8a54-3d56c144f78d,"In general, the findings indicate that there should be at least the same number of WCs (for women) as urinals (for men) and for some building types, e.g. large retail buildings, at least twice as many.",selection,selection 2cb4937d-9ec4-4013-8e9b-318a8adae27a,Account should be taken of outside noise when considering whether openable windows are appropriate for purge ventilation.,none,selection 8102cb27-2e2a-4008-99d6-a53f5045f6e2,Structures with surfaces exposed to moisture must be resistant to the effects of water.,part-of,part-of 4d80c4d1-08ee-481a-9f9c-e9151ce1094d,"The area of windows, roof windows, rooflights and doors should not exceed 25 of the total floor area of the dwelling.",part-of,part-of 3dd5d15b-9233-430a-95b2-32fd7af679b5,Heat pumps should be located and installed subject to the manufacturers guidance.,necessity,necessity b02f9b87-d934-4c2f-8a59-b3b8c0a7be17,"Instantaneous or snapshot CO2 readings can be misleading, so several measurements should be taken throughout the day.",necessity,necessity 3121fe90-27db-405e-a42a-df3cd22ee176,"Where necessary, two handrails, one above the other, must be installed in order to take into account children and users of wheelchairs.",selection,selection 3c0a8ccb-d813-40fb-b69b-88250d3bc4ec,These fittings should not exceed a centre pane U-value of 1.2W/(m2K).,part-of,less-equal cb2f2c09-8ae6-42a4-ac21-861c912c30f9,"In buildings more than 9 metres and at most 28 metres in height, the attic and roof must be accessible via the interior and exterior of the building; in buildings more than 28 metres in height, these must be accessible via the interior.",none,none 113b8bf8-1856-45f5-a54b-d65ef100b437,"If a gas-fired combination boiler is installed in an existing dwelling, at least one of the following energy efficiency measures, appropriate to the system, should be installed.",selection,selection 825053cb-af5d-43a9-b59b-e2a5ae78ea73,The total number of associated parking spaces which have access to either: a. cable routes; b. an electric vehicle charge point should be the greater of the following: a. the number of dwellings in the residential building; b. the number of associated parking spaces.,selection,selection 259c1614-77ef-4ae4-a401-83caa603e374,"The main doors for entering a dwelling (usually the front doorset) should be fitted with a multipoint locking system that meets the requirements of: PAS 3621 (key locking on both sides), or PAS 8621 (non-key locking on the internal face), or PAS 10621 (non-key locking on the internal face, but with an external locking override facility).",selection,part-of fa8a6d84-eb99-490e-8169-3c65353fb553,"For large roofs, where the smaller horizontal dimension of the roof is 50 m or more, and the topography is windswept, the value of the exposure coefficient shall be at least 1.",none,none 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none 9952f64d-e0df-4b03-84af-150782f81387,"For mobility-impaired people, a going of at least 300mm is preferred.",selection,selection 9eb5bf01-3810-44e3-802b-7c7eadad1831,"Mechanical ventilation systems, including both continuous and intermittent mechanical ventilation, should be designed and installed to minimise noise.",part-of,selection b02f9b87-d934-4c2f-8a59-b3b8c0a7be17,"Instantaneous or snapshot CO2 readings can be misleading, so several measurements should be taken throughout the day.",selection,none 835d8fad-7a27-4299-aa38-a5b1771a6779,"In large building complexes, such as retail parks and large sports centres, there should be one wheelchair-accessible unisex toilet capable of including an adult changing table.",none,none 4ec44f57-abad-41aa-bd8c-5c4656e62bf9,The air in a building shall flow from spaces of higher indoor air purity to spaces of lower indoor air purity.,part-of,part-of 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",equal,equal c0a6d35c-cc20-428b-941d-c3e3e6365c74,"In a tier that is uninterrupted by cross-gangways, and where the pitch exceeds 25, use a maximum number of steps of 40.",none,none 2a256a9c-0b8a-4acf-87e1-86a5857f36a3,"Where a driveway forms all, or part of, the approach route, an additional allowance of at least 900mm wide should be provided so that a wheelchair user can pass a parked car.",necessity,necessity a4fccc69-c508-4405-92aa-2cfe36bfca39,Exits of parts of the building separated by a fire wall must be constructed separately so that in the event of a fire there is no need to use any door that may be in the fire wall.,part-of,equal 23619605-28c0-46ef-bdbb-d1dc11691b8f,Water must not drift into or migrate as a capillary flow from the wet rooms to the surrounding structures and rooms.,necessity,necessity 208b093d-361f-4aec-819d-4abca4e72c68,"in an evacuation area where the maximum number of occupants is 60, the second exit may be no less than 900 millimetres in width.",none,greater-equal 75bb8f62-768c-4f82-8f94-48fc158a85f6,It must be possible for fire and service rescue equipment to have sufficiently close access to the building (emergency access road).,necessity,necessity 73efbdcb-2751-4f01-9471-ccca44ccc0f3,"If a drainage point is located below the height of backwater, the waste water must be pumped.",selection,selection 5f675f4f-74de-4d0f-ae92-c3500d2d952e,The actual equivalent area and location of installed background ventilators should be recorded.,none,part-of 6a41a473-bd3c-4e38-a093-094b3fdae388,At least one in every five remaining parking spaces must be provided with cable routes.,greater-equal,part-of e43c1e88-be80-42d9-944e-1bf0f0f82479,Individual flights are: for gradients up to 1:15 not more than 10m long; for gradients up to 1:12 not more than 5m long.,part-of,none 49c6fd15-70a9-4733-8de8-8dd2fe49fe0a,"If renewable technology such as a wind turbine or photovoltaic array is replaced, the new system should have an electrical output that is at least the same as that of the original installation.",selection,selection e1f1aeb9-7453-4b6b-b3f1-6049d711868a,The fire performance of the external wall structure of a building no more than 56 metres in height may also be demonstrated by a fullscale test.,part-of,part-of c236bc17-ef9a-4694-a34e-68a9f38ae405,"For a heat exchanger between a solar primary and secondary system, a minimum of 0.1m2 or equivalent of heat exchanger area should be provided for every 1m2 of the net absorber area of the solar collector.",greater-equal,greater-equal f3bd99b4-7ea5-4968-af10-3c133c0b5aa0,No individual flight has a rise between landings of more than 1800mm.,selection,part-of ad792658-a7d2-4d6e-9a21-c531bb02b521,To reduce the risks to the health of persons in buildings formaldehyde fumes given off by urea formaldehyde foams should not penetrate to the occupied parts of buildings to an extent which would give rise to an irritant concentration.,necessity,necessity 1d312b80-748c-4f92-a74e-6f1b918f741c,"To provide easy access between rooms on the entrance storey, a stepped change of level within the entrance storey should be avoided where possible.",necessity,none 07a9b148-d87f-492c-abe2-04175801038d,Standard WC compartments should also have a minimum manoeuvring space clear of any door swing.,selection,selection d925c189-860a-4fcb-ae88-d1cf8cc14fb8,"The tread of steps in covered or heated outdoor staircases must be no less than 300 millimetres, and the riser may be no more than 160 millimetres.",part-of,part-of b8365796-12c1-47c1-9682-ff6131a75f21,"The various enduse categories, such as heating, lighting and cooling, should be submetered in such a way that at least 90 of the annual energy consumption of each fuel can be assigned to an enduse.",selection,selection 2f8d4247-e53b-49ae-bd26-c4f1765eaee8,"Extract air of categories 2, 3 and 4 shall not be used as recirculation air.",part-of,part-of 86831830-e7f0-4b90-aa27-dc0542b7ba4d,"If a residential block of flats does not have a lift, the stairs between floor levels must have natural light and at least one intermediate landing.",necessity,necessity 009e12eb-db83-485c-9ffc-e1f462251109,Each air terminal should have a free area of at least 90 of the free area of its associated duct.,selection,selection a2f3a871-91d5-4777-95c9-4744792b3a69,"in an existing building, for the principal or main staff entrance or entrances to be accessible, an alternative accessible entrance should be provided.",selection,selection e505b13c-7b62-4857-aa2d-544dc986e9c0,"For dwellings, for external tapered steps and stairs that are part of the building the going of each step should be a minimum of 280mm.",selection,selection 3153d771-404e-4a54-ac05-ed1b75e37506,"Gangways should not be less than 1100mm wide unless used by not more than 50 persons, in which case gangways should be a minimum of 900mm.",necessity,part-of 0f2dbc3b-0f3e-444e-a688-ed8faebd1226,Seats must be fixed to a base if the floor of the seating area is sloped or if there are level differences between the floors of the respective rows of seats.,part-of,part-of db734798-9e42-4fe1-900c-77d4e6131809,"The main doors for entering a dwelling (usually the front door) should have a door viewer unless other means exist to see callers, such as clear glass within the door or a window next to the doorset.",none,none 23ff7307-c4ae-4bef-97bf-feb9682d91eb,"If a water pump is used on a closed loop circuit and the motor is rated at more than 750W, then it should be fitted with or controlled by an appropriate variable speed controller on any variable volume system.",selection,selection 82bb35f1-0a27-4c94-bad3-246e6cc4f02a,"Wheelchair users should be able to manoeuvre around and use the facilities in the room, and operate switches and controls.",necessity,necessity a5e9c36f-358f-4375-943c-6d5b89c82647,"Any abrupt level differences of over 0.7 metres and any precipices located in the vicinity of common play and recreation areas associated with buildings with more than two dwellings must be indicated by appropriate barriers or suitable planted areas, or outfitted with a base that cushions any fall.",greater,greater 29232335-402c-4ed9-af74-fd093ac22e28,The natural or mechanical ventilation system of a building shall be strong and its air-tightness shall be at least class B.,necessity,necessity 6d5428cc-90c2-477e-b20e-978a6d1cd403,Edge columns and walls shall be tied to every floor and roof.,selection,selection e8340500-38b6-461b-b00d-d3aa44ac1f0b,The temperature of the water available from the hot water system may not exceed 65 degrees Celsius.,part-of,part-of 64695439-3458-4d43-8e7b-a2ba75075cea,"There must be safe and easily accessible, uninterrupted access routes to any chimneys, ventilation equipment and other building equipment and structural elements that are located on the roof of the building and that must be accessed regularly.",necessity,necessity 500fc416-e652-4a2c-8dd3-8d9754ea1829,There should be no visible mould on the inner surfaces of external walls of a properly heated building with typical moisture generation.,necessity,part-of 10e66a84-25db-40a0-87d5-6297d0732fe4,The shutoff valves shall be located: 1) at each house; 2) at each apartment; 3) in vertical service pipes; 4) on both sides of devices installed in the service pipes; 5) before a device or fixture that is connected to the connector pipe; 6) on both sides of the water meters.,none,none 9abdce80-0a4a-400a-8725-205bb3b887e4,"In hard water areas, suitable measures should be taken to treat the feed water to water heaters and the hot water circuit of combination boilers to reduce limescale accumulation.",necessity,necessity f505cec8-d1a6-41ae-b2ba-68ac19f64be2,"If other performance (e.g. wind load, safety, security or acoustic attenuation) requires thicker glass to be used, an equivalent window unit with standard thickness glazing should be shown to meet the required standard.",necessity,necessity bd1438b0-ce84-4908-8d01-6c0884aa4650,"For roof-lights, U-values should be calculated based on a horizontal position.",necessity,necessity fc29901a-8b5e-48a5-a569-bed57699cf72,Moisture from the foundation wall and the base floors concrete slab must not transfer harmfully to the wooden sole plates or upper wall and floor structures.,selection,selection 208b093d-361f-4aec-819d-4abca4e72c68,"in an evacuation area where the maximum number of occupants is 60, the second exit may be no less than 900 millimetres in width.",greater-equal,greater-equal 389c960b-525d-4f2e-9a2c-1805eb2dc20d,The full area under a stair that forms part of the storage provision should be counted as 1m2.,selection,selection e21fa967-934e-4a29-a66d-252fdbbf928f,"If the parasitic energy use is unknown, an allowance of 0.3W/m2 should be made for any control system.",selection,selection 9dd2a0f1-0ff9-4416-8abd-1e6589980ff4,"If the cross-sectional area of a mechanical ventilation systems air duct is designed to be greater than 0.06 m2, the outdoor air and exhaust air ducts shall be fitted with shutoff dampers that close automatically when the system shuts down.",none,none 4b510cad-fefb-44be-a9cb-a26e0c42994c,"If the building is connected to a heating system where heat is conveyed via heat pipes external to the building from a shared heat exchanger or heat generation unit to several buildings, the heat loss from those pipes shall be divided between the buildings in proportion to their areas.",part-of,part-of f7935bb4-9e5f-4e91-bbf1-54e45c1ef24c,A building with a height exceeding 9 metres must be equipped with anchoring structures for safety lines.,part-of,part-of 49c6fd15-70a9-4733-8de8-8dd2fe49fe0a,"If renewable technology such as a wind turbine or photovoltaic array is replaced, the new system should have an electrical output that is at least the same as that of the original installation.",necessity,necessity ef4f54b6-1099-4404-9fa2-d0c0d5e55543,The dwelling primary energy rate must not exceed the individual dwellings target primary energy rate.,part-of,part-of 8b054fa5-fa6b-40f8-996a-a6dfea855fc3,"The distance between a door that opens onto a landing and the upper edge of the ramp or flight of stairs must be no less than 400 millimetres on the side wall and no less than 1,500 millimetres on the end wall.",none,none 4abb3268-3ba6-47e8-a8b7-4676dbaa9a16,"For buildings other than dwellings and for common access areas in buildings that contain flats, Provide all means of escape routes with a minimum clear headroom of 2m, except in doorways.",selection,selection a2338c90-f9bf-470e-9917-4318b1c07006,The lighting must not cause glare that endangers safety.,necessity,necessity 6075de3c-d339-4ba4-9945-990480975615,"Where a kitchen and living room accommodation are not separate rooms (i.e. open plan), no fewer than three ventilators of the same equivalent area as for other habitable rooms should be provided within the open-plan space.",selection,selection 8595e26e-db5c-4d09-9fcf-02b530b61e23,There must be access to each fire compartment of an attic for firefighting operations.,part-of,part-of 32f91d86-2cbf-4d57-ab93-5a28fd804df8,Signs indicating the location of a lifting device accessible by mobility-impaired people should be clearly visible from the building entrance.,selection,selection 74b9ee2c-0192-442d-b5a1-a2974d456429,"The dwelling is wheelchair adaptable such that key parts of the accommodation, including sanitary facilities and kitchens, could be easily altered to meet the needs of a wheelchair user or, where required by a local planning authority, the dwelling is wheelchair accessible.",none,none ffbc85cb-4301-4bcb-9a56-7487c95cf16d,Only the proportion of openings which can be opened with a very low risk of occupants falling from height should be considered to form part of the overheating mitigation strategy.,none,necessity 7d877df3-9aa7-4dff-a64d-5356a66c944d,"In public outdoor and indoor spaces, and in business and service premises, a handrail must continue at least 300 millimetres past the start and end points of the structure, and in the case of stairs or ramps that have a width exceeding 2.4 metres and are located in assembly areas, it must also be placed so as to divide the passageway into parts no wider than the abovementioned width.",none,none 38322c6e-7509-4638-9a8d-74d5cfb777b2,A new district heat network should be taken as meaning any other district heat network.,necessity,necessity 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",greater,greater 2f815a08-db3c-48a6-b248-d69aeac870ee,"the vertical travel distance is: a. not more than 2m, where there is no liftway enclosure and no floor penetration; b. more than 2m, where there is a liftway enclosure.",selection,selection 117864c0-5065-4c55-b390-c17b60c8d9dd,"If the protective part of the barrier contains only vertical structures, a cube with edges of no more than 100 millimetres may pass through its openings.",necessity,necessity 5b1fe636-d2aa-4382-885e-a4f8a2cae4d4,"Generally, a thermal element once upgraded should not have a U-value greater than 0.7W/(m2K).",none,none 5577528f-8fa0-4ca3-96f6-ea418091cb86,The side edges of stairs and landings must be fitted with a raised camber to prevent slipping over the edge if a cube measuring more than 50 millimetres in width is able to pass through the opening between the plane level and the handrail or wall.,none,necessity 2695c899-0ada-478c-9b2d-796f79ea4c52,"Glazing, with which people are likely to come into contact whilst moving in or about the building shall: (a) if broken on impact, break in a way which is unlikely to cause injury; or (b) resist impact without breaking; or (c) be shielded or protected from impact.",selection,selection 05864826-21ef-4ae7-9af8-2aaeffc7267a,Modular and portable buildings with a planned service life of more than two years but with an intended time of use in a single location of less than two years should be shown to comply with the energy efficiency requirements.,selection,selection d3654276-d6c6-4f32-af90-2d1040cb536c,Mechanical ventilation with heat recovery systems should be designed to avoid the moist air from the wet rooms recirculating to the habitable rooms.,necessity,necessity 00cded8a-5208-4c1b-bda4-9677d45b9375,The layers of attic floor structures and the ventilation must prevent the accumulation of damaging moisture into the roof structure resulting from water vapour diffusion or airflow.,necessity,necessity 984c252b-74f4-4d85-9080-1c8ae1851eca,"If performance requires thicker glass to be used, an equivalent window unit with standard thickness (6mm) glazing should be shown to meet the required standard.",part-of,part-of 6c789809-b1b8-429a-8fe2-8ce16f8a4b54,Air flows in the continuous working area of a parking garage for motor vehicles shall be designed so that the instantaneous carbon monoxide concentration does not exceed 7 mg/m3 (6 ppm).,none,none b6b19c38-b160-475d-b01d-e3880ca00ab2,"Where necessary, flexible ducts may be used for final connections, but their lengths should be kept to a minimum.",none,none f36650d9-cd31-4795-9728-7a4dcf3cadde,"Dwellings, accommodation premises, institutions, day-care institutions, day-care centres and other early childhood education premises and schools must be provided with an appropriate system that gives a warning at an early stage of a beginning fire.",necessity,necessity 09b2a395-5293-4b7d-82d4-5312482d59e9,"Door entry controls, where provided, are mounted 900-1000mm above finished ground level, and at least 300mm away from any projecting corner.",part-of,none bb3ac5b0-14d0-4d75-95d9-713adc6f2f58,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing dwelling.",none,necessity b8bef6a5-8de6-4ff9-a0b7-cc8a448dcc6d,An air pressure test should be carried out on every dwelling.,necessity,necessity c7137e3d-e3f2-4a19-87bc-ccb194d42c74,"Incoming services: ducts, and cables wherever possible, should be grouped to minimise how often the air barrier is penetrated, while ensuring sufficient space to allow adequate screed flow between ducts.",necessity,necessity 0f67dad7-6df9-444b-8e72-f447668e3fde,"Where sanitary facilities are wheelchair accessible, WC pans should be a minimum of 400mm high.",selection,selection 783c19fa-0ef2-466f-b3e9-d4690e34ac5f,Where a system for onsite electricity generation is installed (a) reasonable provision must be made to ensure that (i) the system and its electrical output are appropriately sized for the site and available infrastructure; (ii) the system has effective controls; and (b) it must be commissioned by testing and adjusting as necessary to ensure that it produces the maximum electricity that is reasonable in the circumstances.,necessity,necessity e1f1aeb9-7453-4b6b-b3f1-6049d711868a,The fire performance of the external wall structure of a building no more than 56 metres in height may also be demonstrated by a fullscale test.,none,none fb5d3054-4911-4049-ba09-1c3e80f9c07c,"The tread of steps in uncovered or unheated outdoor staircases must be no less than 390 millimetres, and the riser may be no more than 130 millimetres.",selection,selection 986f7853-4975-4ecd-8f10-a75d818eb44a,"Fully insulated and continuous cavity closers should be used, installed tight to the insulation and cavity apertures.",selection,selection 48133b44-eac2-44e2-b2df-c52243e9f7ea,"NOTE: For example, if the total system output is made up of three equally sized boilers, at 15% of system output the lead boiler will be operating at 45% of its rated output with the other two boilers switched off.",necessity,selection 7c44934c-61e1-4904-a493-1aa360ccc7d1,"The building shall be constructed so that the combined dead,imposed and wind loads are sustained and transmitted by it to the ground: (a) safely; and (b) without causing such deflection or deformation of any part of the building, or such movement of the ground, as will impair the stability of any part of another building.",selection,none 7d877df3-9aa7-4dff-a64d-5356a66c944d,"In public outdoor and indoor spaces, and in business and service premises, a handrail must continue at least 300 millimetres past the start and end points of the structure, and in the case of stairs or ramps that have a width exceeding 2.4 metres and are located in assembly areas, it must also be placed so as to divide the passageway into parts no wider than the abovementioned width.",selection,selection 02f5e3fb-7a8b-4a88-a6e5-337cc0835284,"When a new residential building is erected, information about the building must be given to the owner of the building to allow them to use the overheating mitigation strategy effectively.",part-of,part-of 6a553c19-481f-4947-9047-fd2c4d0daa44,"Any floors, walls and doors that have been installed to allow the potential liftway to be used as storage or for other purposes could be easily removed without structural alteration.",selection,selection 45338082-ca66-418b-8fe1-8f2be926f330,A cube of no more than 100 millimetres may pass between the stair steps.,necessity,necessity 53b7d989-c81f-4e01-a5ec-4b2cb30b4bfa,The size of a fire compartment must be limited so that a fire igniting in the compartment does not cause unreasonably vast damages (compartmentation by area).,selection,selection efe70fd9-5cdd-4586-9ebc-73c2960b1e00,"If a fire door is kept open in normal use, it shall be equipped with devices that will close the door in the event of fire.",necessity,necessity 2c07775a-c1de-4796-989a-96572c81f9d4,The crawl space must be ventilated.,necessity,necessity 681c4394-9435-408b-9a9b-d1f3d0729d38,"The rate of heat release from the appliance should be adjustable, using an adjustable damper or other thermostatically controlled method.",part-of,part-of 793cb939-b3d9-46eb-ae65-71a4d5c8031b,Where the parking is within the private curtilage of the dwelling (but not within a carport or garage) at least one space is a standard parking bay that can be widened to 3.3m.,part-of,part-of 5e226793-2805-41b0-bcb6-49319afaefc7,"If the building has a floor area greater than 150m2, heating should be split into different heating zones and each zone should have separate controls for timing and temperature demand.",part-of,part-of 8b054fa5-fa6b-40f8-996a-a6dfea855fc3,"The distance between a door that opens onto a landing and the upper edge of the ramp or flight of stairs must be no less than 400 millimetres on the side wall and no less than 1,500 millimetres on the end wall.",none,greater-equal 29232335-402c-4ed9-af74-fd093ac22e28,The natural or mechanical ventilation system of a building shall be strong and its air-tightness shall be at least class B.,none,none 2319724e-2fd4-463b-bb59-0972073dc55a,"Both before and after a newly constructed dwelling is built, a notice must be given to the building control body of the calculations.",necessity,necessity fe2a31f5-7b10-4b21-ad13-154856ecdcc8,"Where sheathing board forms the air barrier, airsealing tape should be applied at junctions and edges.",necessity,necessity 86831830-e7f0-4b90-aa27-dc0542b7ba4d,"If a residential block of flats does not have a lift, the stairs between floor levels must have natural light and at least one intermediate landing.",not-part-of,part-of 0cafda73-ee3a-4a99-a224-2d142de63618,"Where a wet heating system is either: a. newly installed b. fully replaced in an existing building, including the heating appliance, emitters and associated pipework all parts of the system including pipework and emitters should be sized to allow the space heating system to operate effectively and in a manner that meets the heating needs of the dwelling, at a maximum flow temperature of 55C or lower.",none,none c1b2e39e-0bab-438c-8b35-c2b37e5cf93a,"Equipment should be designed, specified and installed with the aim of maximising its efficiency as installed.",necessity,necessity 51517a5d-dd11-41b9-b44b-36d87b959127,The presence of the door should be apparent not only when it is shut but also when it is open.,selection,part-of f2516477-0c54-4192-9a7a-7bf8755f57e9,"The water meter of a property shall be located in a place where it is easy to install, read and service and where it cannot freeze.",part-of,part-of 34a524ec-6994-426f-86af-78788fd34a80,"Between the locking points for the mortice lock and surface-mounted rim lock, the distance should be 400-600mm.",none,none f4b0b5b8-ab26-46a2-8028-c279958fa927,"Any justification and strategy should be in line with the approved airtightness testing methodology, CIBSEs TM23.",necessity,necessity 48133b44-eac2-44e2-b2df-c52243e9f7ea,"NOTE: For example, if the total system output is made up of three equally sized boilers, at 15% of system output the lead boiler will be operating at 45% of its rated output with the other two boilers switched off.",selection,part-of a4fccc69-c508-4405-92aa-2cfe36bfca39,Exits of parts of the building separated by a fire wall must be constructed separately so that in the event of a fire there is no need to use any door that may be in the fire wall.,none,none a86b58e8-046f-44b7-8e1b-00c876c8c647,"Parapets in categories A to E and panel parts of walls acting as parapets, as well as their fasteners, shall be designed to the concentrated load Qk = 0.3 kN acting on a random spot.",part-of,part-of 3bd9e48b-ede5-465e-8fe4-7181a32dd1ec,"Water must not freeze in the systems pipes, channels or devices.",necessity,necessity 00cded8a-5208-4c1b-bda4-9677d45b9375,The layers of attic floor structures and the ventilation must prevent the accumulation of damaging moisture into the roof structure resulting from water vapour diffusion or airflow.,none,part-of e505b13c-7b62-4857-aa2d-544dc986e9c0,"For dwellings, for external tapered steps and stairs that are part of the building the going of each step should be a minimum of 280mm.",none,part-of 84cd76d7-e5d0-4f39-94bc-0236c65d533a,"in residential buildings of not more than two storeys, one exit of no less than 900 millimetres in width is permitted.",equal,equal 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",none,part-of 7c8f6c05-769d-46a8-9dc6-84b509bf8d9c,"The fire compartmenting requirement for the balcony slab of a glazed balcony of a building exceeding two storeys is EI 30; however, minor sealing parts and penetrations may be class E 15.",selection,selection a235c68f-ae44-4770-b005-4e9d7b659eb7,All cavity walls should have leaves at least 90mm thick and cavities at least 50mm wide.,none,part-of d713514a-9398-45a2-9584-efecff6ebcc5,Reasonable provision must be made to resist unauthorised access to (a) any dwelling; and (b) any part of a building from which access can be gained to a flat within the building.,selection,selection e21fa967-934e-4a29-a66d-252fdbbf928f,"If the parasitic energy use is unknown, an allowance of 0.3W/m2 should be made for any control system.",part-of,necessity a68b404d-d10a-4e48-b25b-907261271e75,Voids between insulation at the top of the external wall and the cavity wall/timber frame insulation should be fully filled with insulation.,necessity,necessity 06c2e0f7-69c8-47ec-bf31-9902ae9df7cf,"Provision shall be made for any windows, skylights, or any transparent or translucent walls, ceilings or roofs to be safely accessible for cleaning.",none,selection 6075de3c-d339-4ba4-9945-990480975615,"Where a kitchen and living room accommodation are not separate rooms (i.e. open plan), no fewer than three ventilators of the same equivalent area as for other habitable rooms should be provided within the open-plan space.",selection,selection d5b6ff18-626d-4e6f-b788-0c67f7a4ebab,"If the cost of installing the required electric vehicle charge point and cable routes for electric vehicle charge points exceeds 7% of the total cost of the major renovation (a) such a building is exempt from the requirement to install the electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of parking spaces, except where the cost of that installation exceeds 7% of the total cost of the major renovation.",part-of,none f034fbd1-7547-425a-8163-513fcac0b66b,The roof structures and joints must be properly inclined and sealed for water drainage.,necessity,necessity 10e66a84-25db-40a0-87d5-6297d0732fe4,The shutoff valves shall be located: 1) at each house; 2) at each apartment; 3) in vertical service pipes; 4) on both sides of devices installed in the service pipes; 5) before a device or fixture that is connected to the connector pipe; 6) on both sides of the water meters.,none,none c766f874-d4aa-45b8-89f7-20b08db787c6,The total height of the barrier must be one metre if the drop is no more than six metres.,equal,necessity fb5d3054-4911-4049-ba09-1c3e80f9c07c,"The tread of steps in uncovered or unheated outdoor staircases must be no less than 390 millimetres, and the riser may be no more than 130 millimetres.",none,none d504fd87-d13d-4936-9d7a-71d17954760d,The riser of the steps in an exit may be no more than 180 millimetres.,selection,part-of dcc583b1-8c4c-42cf-a1ed-e8907de56254,"The rise of the indoor steps of other spaces intended for everyday use may be no more than 180 millimetres, and the tread must be no less than 270 millimetres.",selection,selection 8101fa0e-645c-4a83-a6ab-66c45e94bf67,"If the dwelling already has mechanical ventilation, the centralised system could be extended into the additional room.",none,none 457ecdc0-8247-4ad4-9beb-3b7a31cfa0fd,"All public areas, including lavatory accommodation, public telephones and external terraces should be accessible.",part-of,selection 19c404de-7fd5-4e44-8a8f-b4219883f0ce,That background ventilators allow fresh air into the building and should be left open.,necessity,necessity 2c224c59-366d-447f-9ecc-87c119c2db07,"For new dwellings, the commissioning plan should be given to the building control body with the design stage dwelling primary energy rate, dwelling emission rate and dwelling fabric energy efficiency rate calculations.",none,none 009e12eb-db83-485c-9ffc-e1f462251109,Each air terminal should have a free area of at least 90 of the free area of its associated duct.,part-of,part-of 60024014-cb6a-4a53-9b12-9497e0a1e5e8,"Extract air from toilets, washrooms and cleaning spaces may be conducted to vertical ducts for extract air categories 1 and 2 if the total extract air flow from these spaces does not exceed 10 of the total air flow in the vertical duct.",part-of,part-of cb522b91-f26f-460e-adee-1a7f59ba10c9,"For heat pump installations in which there are other heat sources available to the same building, each of these heat sources should be appropriately incorporated into a singular control system.",none,part-of 9dd2a0f1-0ff9-4416-8abd-1e6589980ff4,"If the cross-sectional area of a mechanical ventilation systems air duct is designed to be greater than 0.06 m2, the outdoor air and exhaust air ducts shall be fitted with shutoff dampers that close automatically when the system shuts down.",selection,selection 88e23b46-22d9-4be6-87b7-40541f7995a9,"A building shall be provided with a permanently installed dry riser that is suitable for its purpose for transporting water for fire extinguishing: 1) in the premises above the entry level of the building, when the distance of the uppermost floor level from the entry level exceeds 24 metres; 2) in the premises below the entry level of the building, when the distance of the basement storey floor from the entry level exceeds 14 metres.",part-of,necessity 73b4b305-8971-489a-a290-f996e1f63e19,"The clear width of the door and opening leading to room spaces of a non-residential building as well as to residential rooms of a residential building, necessary spaces serving residence and spaces serving the use of the building shall be at least 800 millimetres.",part-of,part-of 339fc78c-a2f2-481c-a410-3aeb41e24b8a,Solid walls constructed of coursed brickwork or blockwork should be at least as thick as 1/16 of the storey height.,part-of,part-of 7d1ada0b-8dcc-4c01-84d7-78b80cb404c9,"If there are not enough associated parking spaces outside of the covered car park to meet the requirement to install electric vehicle charge points, then cable routes should be installed for associated parking spaces within the covered car park.",selection,selection 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",necessity,necessity b6e6ebce-e75f-4fae-b9a2-e35c164b3fb4,"Where onsite electricity generation and storage is installed, such as photovoltaic panels or battery storage, systems should be an appropriate size for the site, available infrastructure and onsite energy demand.",necessity,necessity f6a682fb-f427-41d0-9219-3a45d2134be6,"To correctly assess whether an element meets the limiting U-value, the U-value must be calculated for the element in the appropriate plane - either horizontal or vertical.",none,none e1f1aeb9-7453-4b6b-b3f1-6049d711868a,The fire performance of the external wall structure of a building no more than 56 metres in height may also be demonstrated by a fullscale test.,selection,selection aa7c5790-2189-451d-bd0e-956a257a7b6d,"In an existing system, when a boiler or hot water storage vessel is replaced, any accessible pipes in the dwelling should be insulated.",part-of,part-of bb3ac5b0-14d0-4d75-95d9-713adc6f2f58,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing dwelling.",necessity,necessity 5ca6b3d3-fd21-4cc1-8dd8-185268db6615,The doorset should be manufactured from solid or laminated timber with a minimum density of 600kg/m3.,greater-equal,greater-equal e320322e-3aee-4167-ad19-a6c6cc41f597,The water system shall incorporate: 1) a pressure gauge; 2) thermometers in the water pipe of mixed domestic hot water from the water heater and in the domestic hot water ring duct to measure the temperature of return water; 3) throttling valves.,necessity,necessity 81f14fc1-af5d-45e8-8725-94d2510e4701,"A dwelling that is intended for service housing or supported housing of a person with mobility and functional impairment shall, irrespective of the number of storeys in the building, have a turning space with a diameter of at least 1,500 millimetres in the hallway and kitchen.",necessity,necessity 0cafda73-ee3a-4a99-a224-2d142de63618,"Where a wet heating system is either: a. newly installed b. fully replaced in an existing building, including the heating appliance, emitters and associated pipework all parts of the system including pipework and emitters should be sized to allow the space heating system to operate effectively and in a manner that meets the heating needs of the dwelling, at a maximum flow temperature of 55C or lower.",none,none bb309bf3-9e86-43d9-8b6e-ebff176d1c88,The sink is not more than 150mm deep with insulation to the underside to prevent scalding of a wheelchair users legs.,less-equal,less-equal 793cb939-b3d9-46eb-ae65-71a4d5c8031b,Where the parking is within the private curtilage of the dwelling (but not within a carport or garage) at least one space is a standard parking bay that can be widened to 3.3m.,not-part-of,not-part-of 7c8f6c05-769d-46a8-9dc6-84b509bf8d9c,"The fire compartmenting requirement for the balcony slab of a glazed balcony of a building exceeding two storeys is EI 30; however, minor sealing parts and penetrations may be class E 15.",part-of,necessity 703e5c71-bd54-4267-acf4-fa7db1e70d49,"Any sound system in an auditorium, a restaurant, a conference facility, a facility for festive occasions, a teaching facility or other similar assembly facility or a public service facility shall have an induction loop or a similar sound transmission system.",none,none b5aa20f2-571e-48d8-9943-4102c9f9bd1a,"In exit passageways and fire-compartmented elevator shafts, means must be arranged for both smoke extraction and flow of replacement air.",none,none d56a51f7-6ec0-457b-a9ed-263fffe3a3e2,"Once open, all doors to accessible entrances should be wide enough to allow unrestricted passage for a variety of users, including wheelchair users, people carrying luggage, people with assistance dogs, and parents with pushchairs and small children.",selection,part-of d56a51f7-6ec0-457b-a9ed-263fffe3a3e2,"Once open, all doors to accessible entrances should be wide enough to allow unrestricted passage for a variety of users, including wheelchair users, people carrying luggage, people with assistance dogs, and parents with pushchairs and small children.",part-of,part-of beeec1b2-c382-40cc-aec2-6eda86f5782e,"Each residential unit, shared communal room and common space should be categorised separately.",necessity,necessity bf798097-bb99-42d0-a73f-8cebab8fbeb8,"In the entrance halls and other indoor areas of administrative, service and business premises and in assembly areas, the riser of the steps must be no more than 160 millimetres and the tread must be no less than 300 millimetres.",part-of,part-of 5aebe4f8-6ca6-4448-94db-5272b5541efb,"The results of all pressure tests on dwellings, including any test failures, should be reported to the building control body.",selection,selection f034fbd1-7547-425a-8163-513fcac0b66b,The roof structures and joints must be properly inclined and sealed for water drainage.,none,part-of 10e66a84-25db-40a0-87d5-6297d0732fe4,The shutoff valves shall be located: 1) at each house; 2) at each apartment; 3) in vertical service pipes; 4) on both sides of devices installed in the service pipes; 5) before a device or fixture that is connected to the connector pipe; 6) on both sides of the water meters.,necessity,necessity 2d94a2e6-2ebd-4c3f-b14a-91741a0ab4b3,Their glazing must be made of safety glass.,necessity,necessity bf798097-bb99-42d0-a73f-8cebab8fbeb8,"In the entrance halls and other indoor areas of administrative, service and business premises and in assembly areas, the riser of the steps must be no more than 160 millimetres and the tread must be no less than 300 millimetres.",none,part-of d342429e-d3fc-46e0-a195-527cfef1fd4b,"When an existing building with a total useful floor area of over 1000m2 is being extended or the habitable area is being increased, consequential improvements should be installed.",necessity,none e6fcc89d-b55e-4536-9a24-c3c5f4015a0d,"All technically, functionally and economically feasible measures to improve the fabric of the building served by the service should be implemented.",necessity,necessity 78b82c71-b2a9-41ea-a5f9-45bdba64fa7a,The correct operation of each control function should be tested where it is practical.,necessity,necessity 13a437c0-918c-47f2-85bd-b80dd69eb027,"There are no limits on the design of display windows and similar glazing, but for new buildings their impact must be taken into account in the calculation of primary energy and CO2 emissions.",none,none 2ff58135-b89d-40d1-a145-51aad9e5a942,"The landing in front of the outside door shall be at least 1,500 millimetres wide and at least 1,500 millimetres long.",none,greater-equal 74002ed3-548e-4e2f-8835-be76e643c67d,NOTE 2: Double doors effectively provide nibs where each leaf is at least 300mm wide.,none,greater-equal e7be7432-5505-47ad-b586-2a2e3f5a1a37,"If the index terminal has to be set to a significantly closed position to achieve the required air flow rate, then the fan speed should be reduced and the terminals rebalanced.",necessity,necessity 405a2082-beb9-4c5f-bc9f-d688b72e723b,Intermediate floors: floor-to-wall junctions should be detailed to ensure that insulation in the external wall is continuous.,necessity,necessity 0f8b3f66-6496-431c-bdc1-75570dde9ee6,"All cable routes should be laid as straight as possible and with suitable access points, so that cables can be pulled through in future.",selection,selection 2af8ee5f-9d05-4023-9365-d093ebdfba1f,"Where building work is carried out in a kitchen or bathroom, any existing fans (including cooker hoods, where they extract to the outside) should be retained or replaced.",necessity,necessity 36650de0-ef3c-4fd1-8199-f47c0e576076,the rated speed of the platform does not exceed 0.15m/s.,part-of,part-of ed2cca4a-50f7-470d-9752-dd8722385a24,"In dwellings and other premises that are used by children, restrictors must be installed on windows and other openings where there may be a danger of falling, and these must be such that they limit the easy opening of the window to 100 millimetres.",part-of,part-of 3d436e01-915c-403d-8e80-5b5fbfaa9b0d,Cooling pipework should be insulated along its whole length.,necessity,necessity 2633c957-07b4-4caa-a9d6-5acbac16b0b0,NOTE: Linear interpolation should be used to determine efficiencies between manufacturers declared efficiencies at 30 and 100 load.,equal,none ebc429f0-cb90-41ab-9a11-401a2ddc7bad,"For continuous mechanical ventilation systems, such as continuous mechanical extract ventilation or mechanical ventilation with heat recovery, the system should be balanced to achieve design air flow rates at each room terminal.",necessity,necessity 8e9ef8dc-18bd-4877-98cd-556aa4adee8f,"Reasonable provision shall be made for the conservation of fuel and power in buildings by: (a) limiting heat gains and losses (i) through thermal elements and other parts of the building fabric; and (ii) from pipes, ducts and vessels used for space heating, space cooling and hot water services; (b) providing fixed building services which (i) are energy efficient to a reasonable standard; (ii) have effective controls; and (iii) are commissioned by testing and adjusting as necessary to ensure they use no more fuel and power than is reasonable in the circumstances.",none,none 64f259ba-5280-4bf5-bea2-e18cb837a940,A water point shall incorporate a drainage point that is connected to the sewer via a drainage fixture.,necessity,necessity 8b7e8e7e-81dd-4a76-bdd3-8269ac00f74b,The system can be overridden by a door reactivating device that relies on appropriate electronic methods (but not a door edge pressure system); provided that the lift door remains fully open for at least three seconds.,greater-equal,greater-equal 73de2b17-802a-4cce-910b-049a35561a0c,Purge ventilation may be provided by natural means (e.g. an openable window) ormechanical means (e.g. a fan).,necessity,necessity 9415ae4b-7a74-4c70-a245-e4381c6d71bf,"At gables and party walls, insulation should extend to the wall; if the space between the wall and joist is less than 100mm, perimeter insulation may be required.",part-of,part-of 835d8fad-7a27-4299-aa38-a5b1771a6779,"In large building complexes, such as retail parks and large sports centres, there should be one wheelchair-accessible unisex toilet capable of including an adult changing table.",selection,selection 12e545d1-64f4-45c9-a520-5b8a003eba0a,"If the dwelling has more than one exposed facade, the area of background ventilators on each facade should be similar, to allow cross-ventilation.",necessity,necessity 7d7d55f1-b28d-4ce8-aec6-dd4dc0786ce8,"For sizes of cylinder not listed, the heat loss from the cylinder should not exceed (16.66 8.33 V0.4)/(1000 24), where V is the volume in litres.",selection,selection e1f1aeb9-7453-4b6b-b3f1-6049d711868a,The fire performance of the external wall structure of a building no more than 56 metres in height may also be demonstrated by a fullscale test.,less-equal,less-equal 76acc6bd-50c0-4f3f-b015-42e171ec6ce7,One electric vehicle charge point must be installed.,necessity,necessity 2ca092ec-4425-4552-a389-fd0dadfbd154,NOTE: A floor level with a gradient of 1:20 or steeper should be designed as a ramp.,none,necessity 389c960b-525d-4f2e-9a2c-1805eb2dc20d,The full area under a stair that forms part of the storage provision should be counted as 1m2.,selection,selection 4e8c5c50-44af-48f6-b959-e6f9b31afa1e,"If the planned time of use of a modular or portable building in a single location is less than two years, the only practical heating technology may be electric resistance heating.",less,less 8e9ef8dc-18bd-4877-98cd-556aa4adee8f,"Reasonable provision shall be made for the conservation of fuel and power in buildings by: (a) limiting heat gains and losses (i) through thermal elements and other parts of the building fabric; and (ii) from pipes, ducts and vessels used for space heating, space cooling and hot water services; (b) providing fixed building services which (i) are energy efficient to a reasonable standard; (ii) have effective controls; and (iii) are commissioned by testing and adjusting as necessary to ensure they use no more fuel and power than is reasonable in the circumstances.",selection,selection 37f01a2c-b944-45a2-a7f4-140d8c03d7ac,"After rebating, frame components should retain at least 32mm of timber.",none,none e68377dd-acec-4915-a0b4-a5eb8c840bf1,"Where vehicle barriers are necessary, sufficient space (for example 500mm) should be allowed around the future connection location.",necessity,necessity cb2f2c09-8ae6-42a4-ac21-861c912c30f9,"In buildings more than 9 metres and at most 28 metres in height, the attic and roof must be accessible via the interior and exterior of the building; in buildings more than 28 metres in height, these must be accessible via the interior.",part-of,part-of 5b1fe636-d2aa-4382-885e-a4f8a2cae4d4,"Generally, a thermal element once upgraded should not have a U-value greater than 0.7W/(m2K).",none,less-equal 20518e80-6f7e-457f-8c5a-59fa4c0eb324,"When calculating the heat loss for a buildings design solution, the design value shall be used as the value of the air leakage rate figure for the building envelope.",part-of,part-of a2f3a871-91d5-4777-95c9-4744792b3a69,"in an existing building, for the principal or main staff entrance or entrances to be accessible, an alternative accessible entrance should be provided.",selection,selection b5d2186d-338d-40b6-b3b4-7fadf3cfd4e0,"For district cooling schemes, the CO2 and primary energy content of the cooling energy supplied should be calculated.",none,selection 8e8f4fb5-00b5-404f-89df-a07287984748,"In buildings with a total useful floor area greater than 1000m2, automatic meter reading and data collection facilities should be installed.",necessity,none 9fee4426-8d7f-40f9-bc6f-562a5d3fd9b4,"For roofs insulated at ceiling level, the long-term protection of the insulation layer should be considered: boarded areas should be provided above the insulation to give access for maintenance.",necessity,part-of b7243860-85c3-43b2-ad6c-35050b293699,All space alongside the cable duct should be backfilled in a way that avoids damage to the duct.,necessity,necessity f72a98f3-b7d2-4633-b244-0d7242dfb0c9,Every single bedroom has a minimum floor area of 8.5m2 and is at least 2.4m wide.,greater-equal,greater-equal 703e5c71-bd54-4267-acf4-fa7db1e70d49,"Any sound system in an auditorium, a restaurant, a conference facility, a facility for festive occasions, a teaching facility or other similar assembly facility or a public service facility shall have an induction loop or a similar sound transmission system.",necessity,necessity 922bf8df-3a70-4f45-8c04-200b638d3b3c,The cold water pipe shall be designed and installed so that the temperature in the cold water system may not exceed 20 degrees Celsius.,part-of,part-of 4470dde4-6422-4c13-9781-de68c3e075dc,"The outdoor air flow of a dwelling unit, however, shall be designed to be a minimum of 18 dm3/s.",selection,selection 7d7d55f1-b28d-4ce8-aec6-dd4dc0786ce8,"For sizes of cylinder not listed, the heat loss from the cylinder should not exceed (16.66 8.33 V0.4)/(1000 24), where V is the volume in litres.",none,less-equal 371e1755-8bb5-456e-bf66-5a50f4c19d59,"Where there is full-height structural guarding, if you provide a second (lower) handrail, the vertical height from the pitch line of the steps (or the surface of the ramp) to the top of the second (lower) handrail should be 600mm.",equal,equal 86ce171d-4761-47f4-8492-4f4224636008,Rigid ducts should be used wherever possible.,necessity,necessity ddc0bba6-2df8-43e1-9398-37514366fb06,"For fixed terminals with automatic flow adjustment at the fan unit, the fan speed should be set to achieve the desired continuous flow rate.",none,part-of 703e5c71-bd54-4267-acf4-fa7db1e70d49,"Any sound system in an auditorium, a restaurant, a conference facility, a facility for festive occasions, a teaching facility or other similar assembly facility or a public service facility shall have an induction loop or a similar sound transmission system.",none,none 7d877df3-9aa7-4dff-a64d-5356a66c944d,"In public outdoor and indoor spaces, and in business and service premises, a handrail must continue at least 300 millimetres past the start and end points of the structure, and in the case of stairs or ramps that have a width exceeding 2.4 metres and are located in assembly areas, it must also be placed so as to divide the passageway into parts no wider than the abovementioned width.",none,none 80221d2c-8ba8-4700-b219-c35fde50f35e,No more than two drainage wells may be connected to a floor drain and they may be located at a maximum distance of three meters from the floor drain.,necessity,part-of 0d8c2f7d-5234-4bec-bbbe-961e499ebbbc,"A proportion of the sleeping accommodation in hotels, motels and student accommodation should be designed for independent use by wheelchair users.",part-of,part-of 419892bb-5044-4c63-a8ba-7747ad52c23d,"When installing windows, roof windows, rooflights or doors (all of which are controlled fittings), the controlled fitting should be well fitted and reasonably draught-proof.",selection,none e5b89c46-e6d5-4fb8-9e13-936c670c37c7,Consideration should be given to installing a chemical sanitary waste disposal unit in wheelchair-accessible WC accommodation.,necessity,selection 12f1333f-4dd5-4172-8135-681002824f9f,Heat pumps should be selected to meet the full space heating requirement at the design condition chosen for heat loss calculations.,necessity,necessity 74002ed3-548e-4e2f-8835-be76e643c67d,NOTE 2: Double doors effectively provide nibs where each leaf is at least 300mm wide.,none,none 4e1bda84-398f-4bae-a335-2c7f24501b09,The water heater is situated centrally with a distribution system to supply water to the drawoff points and has a capacity greater than 300 litres.,greater,greater 9953a539-8775-467a-9028-f51fe6d0f9f6,Grommets or flexible collars should be used around incoming services and sealed to the air barrier with air-sealing tape or sealant.,necessity,necessity 382038df-4d45-443d-a52a-8a83e6048d1e,At least 30% of the ties shall be located in the immediate vicinity of the grid lines of the columns and the walls.,greater-equal,greater-equal 9a90337f-e2d2-4989-9e33-f6e4b64b755a,"U-values should be assessed for the whole fabric element (e.g. in the case of a window, the combined performance of the glazing and the frame).",necessity,necessity 835d8fad-7a27-4299-aa38-a5b1771a6779,"In large building complexes, such as retail parks and large sports centres, there should be one wheelchair-accessible unisex toilet capable of including an adult changing table.",selection,selection fa90c179-d32c-412b-a7d6-a515cc91dbdb,The structure of the exterior wall against the ground must be waterproofed or isolated against water pressure or a structurally managed water removal system allowing the cellar wall to dry in an outward direction must be used to prevent moisture from the surrounding ground and storm water from penetrating the wall structure.,selection,selection 1834463c-7e45-4148-8315-f750b5f047cb,"When the lift serves more than three storeys, it provides visual and audible indicators to identify the floor reached.",selection,selection 8feaf7f2-dfd8-43ae-ab8d-791ee1ffd86c,"However, if the elevation difference is no more than 1,000 millimetres, the ramp may not have a gradient of more than eight per cent.",less-equal,less-equal 55d84237-8fad-4bd7-b67d-0745b9cc1e31,"The doors of exits, and of areas leading to them, must be easy to open in an emergency.",part-of,part-of dcc583b1-8c4c-42cf-a1ed-e8907de56254,"The rise of the indoor steps of other spaces intended for everyday use may be no more than 180 millimetres, and the tread must be no less than 270 millimetres.",selection,selection f3bd99b4-7ea5-4968-af10-3c133c0b5aa0,No individual flight has a rise between landings of more than 1800mm.,none,none 3724fd47-22f7-432c-81a2-1abcb95c7df2,"The total number of ventilators installed in a dwellings habitable rooms and kitchens should be no fewer than five, except in one bedroom properties, where there should be no fewer than four.",part-of,equal cb522b91-f26f-460e-adee-1a7f59ba10c9,"For heat pump installations in which there are other heat sources available to the same building, each of these heat sources should be appropriately incorporated into a singular control system.",part-of,part-of 7c44934c-61e1-4904-a493-1aa360ccc7d1,"The building shall be constructed so that the combined dead,imposed and wind loads are sustained and transmitted by it to the ground: (a) safely; and (b) without causing such deflection or deformation of any part of the building, or such movement of the ground, as will impair the stability of any part of another building.",selection,selection cd904a0f-c120-4c67-bcff-6fcc77abca62,Any future connection locations should be clearly identified and labelled.,selection,selection 0d5f23b0-8423-4528-95bd-179fe81c75df,A building and its environment must be lit in a way that enables safe use and servicing.,part-of,part-of 16f6f10e-f32f-48b2-85f9-123cdb5448ee,Any unavoidable gaps between boards should be infilled using compressible tape (e.g. for boards within roof rafters) or low expansion foam (e.g. for boards within wall cavities).,selection,none 35cacecf-06dc-4b0f-aadb-db2ee05518c7,The area of windows and roof windows (but excluding display windows) within the area served exceeds 40 of the facade area.,part-of,part-of 2c8d2bc3-cf23-48f8-b9c0-b90f150f9f93,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing building.",necessity,necessity 57f7bbad-51b7-4627-8fe9-2d7a50289448,"Doors to the principal, or alternative accessible, entrance should be accessible to all, particularly wheelchair users and people with limited physical dexterity.",part-of,part-of 316c89ee-aa42-4e7a-9372-960cf25b3265,Extract ventilation may be by natural means or by mechanical means (e.g. by an extract fan or acentral system).,none,necessity 7d1ada0b-8dcc-4c01-84d7-78b80cb404c9,"If there are not enough associated parking spaces outside of the covered car park to meet the requirement to install electric vehicle charge points, then cable routes should be installed for associated parking spaces within the covered car park.",part-of,part-of 2b60007d-59a3-4a18-a184-89e76ee17454,Masonry construction: external or cavity wall insulation should extend below the damp-proof course (where applicable) and be at least the equivalent of one full block height (215mm) below the underside of the floor structure/slab and beyond the depth of the floor insulation.,necessity,necessity e320322e-3aee-4167-ad19-a6c6cc41f597,The water system shall incorporate: 1) a pressure gauge; 2) thermometers in the water pipe of mixed domestic hot water from the water heater and in the domestic hot water ring duct to measure the temperature of return water; 3) throttling valves.,necessity,necessity 2032e456-bf80-4342-90dc-0da164e00a9a,A unit that contains both living accommodation and space for commercial purposes (e.g. for a workshop or office) should be treated as a dwelling if the commercial part can be reverted to domestic use.,none,selection 9fefb0c6-9530-4277-bfba-162315e8fc37,One electric vehicle charge point must be provided for the building.,equal,selection b5d2186d-338d-40b6-b3b4-7fadf3cfd4e0,"For district cooling schemes, the CO2 and primary energy content of the cooling energy supplied should be calculated.",necessity,necessity 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none 8e83d841-dcab-479c-a131-a5ce80cd416d,The fan speed should be set to achieve the desired continuous flow rate.,part-of,part-of 4ec7b2ef-59e8-4ab1-9243-16587296b466,Fire must not spread in a roof or in its underlay in a way that causes a hazard.,necessity,necessity e2f06254-ca46-4471-89c7-ebef89a4d93d,"Where used, passive stack ventilation terminals should be located in the ceiling.",necessity,necessity ed2cca4a-50f7-470d-9752-dd8722385a24,"In dwellings and other premises that are used by children, restrictors must be installed on windows and other openings where there may be a danger of falling, and these must be such that they limit the easy opening of the window to 100 millimetres.",selection,selection 11710051-ee66-4fe2-83f9-85ea53aa5b03,"The ventilation system shall produce an adequate outdoor air flow to the building and extract from indoor air substances that are harmful to health, excessive humidity, odours with adverse effects on comfort and indoor air impurities arising from humans, construction products and activities.",necessity,necessity 26980508-105c-49db-8595-bf001a48d757,"In rooms with no fixed seats or furnishings, the number of persons shall be calculated to be two persons per square metre.",equal,equal 993e54cc-49c3-43cb-995e-1a951c93c775,"When a warning sign is not posted, the areas shall be designed to an axle load Qk and also to an axle group load equal to 190 kN.",selection,selection cccbc1ea-27be-4d7b-b53c-3cb467a51020,"For heating and cooling systems in a new non-domestic building, or when a heat generator such as a boiler is replaced in an existing non-domestic building, each room should be provided with thermostatic room controls.",none,none 31e6f85a-97ea-4224-9144-bc3d1daad96d,Consideration should be given to providing a low level urinal for children in male washrooms.,part-of,none 8805ec9f-3f5f-44fc-9078-3ae62439c973,"NOTE: When a single U-value is calculated for a product range of doors, the configuration of the door chosen for the calculation should be the worst performing in the product range.",necessity,necessity fab95d95-4789-4384-8d57-a575190f9e73,The heating plant emission rate of the micro combined heat and power system (microCHP) should be no greater than the emission rate of a regular boiler using the same fuel as the microCHP.,less-equal,less-equal 64695439-3458-4d43-8e7b-a2ba75075cea,"There must be safe and easily accessible, uninterrupted access routes to any chimneys, ventilation equipment and other building equipment and structural elements that are located on the roof of the building and that must be accessed regularly.",none,selection 8b7e8e7e-81dd-4a76-bdd3-8269ac00f74b,The system can be overridden by a door reactivating device that relies on appropriate electronic methods (but not a door edge pressure system); provided that the lift door remains fully open for at least three seconds.,none,none d8066a73-49c2-4e99-825a-b49b9b2ba67d,A landing measuring at least 800 millimetres in length must be reserved in front of and behind a door located in an exit route.,necessity,necessity 31d635b2-1d32-49dd-a848-5b5acaf50128,"For existing dwellings, when installing a complete new or replacement system (e.g. replacing a heating system including the heating appliance, pipework and heat emitters), the energy performance of the whole system should be assessed.",none,none 5ca6b3d3-fd21-4cc1-8dd8-185268db6615,The doorset should be manufactured from solid or laminated timber with a minimum density of 600kg/m3.,none,none 0aaf71f0-a482-4a72-a407-0d6db79c7f6f,"In a building consisting primarily of one storey, no more than 200 m2 of fire-compartmented and no more than 50 m2 of non-fire-compartmented areas that essentially relate to the business of the building may be located on the level of second storey.",none,less-equal 38745b5e-4dea-43fe-9378-5befa5a2399d,A copy of the completed commissioning sheet should be given to the owner of the building.,selection,selection fa8a6d84-eb99-490e-8169-3c65353fb553,"For large roofs, where the smaller horizontal dimension of the roof is 50 m or more, and the topography is windswept, the value of the exposure coefficient shall be at least 1.",selection,selection 385a4365-40c0-4c07-8854-b07bde292fd2,"The electrical energy consumption of a mechanical ventilation system shall be calculated on the basis of air flows, specific fan powers and operating times for all air handling units and powered roof ventilators in the building.",none,necessity 2f0f22aa-06d3-478d-a777-5aca5c2fb5c1,"For sliding doors and gates, provide both of the following: (i) a stop or other effective means to prevent them coming off the end of the track; (ii) a retaining rail to prevent doors and gates falling if the suspension system fails or the rollers leave the track.",none,selection 37239af2-8f49-499f-ab25-73f92d7c9369,Each letter should be 25mm high.,equal,equal 42f29765-356f-4d9c-9a73-bc99e7044e07,"People with mobility impairments who arrive as passengers should be able to alight from a vehicle close to the principal entrance, or alternative accessible entrance, of the building in a way that is convenient for entry into the building.",selection,none fb1da22f-8ddb-4399-b441-64dca68da9af,"If a lift or other device for moving between levels is installed in the exit of an existing building, the dwellings exit may be no less than 850 millimetres wide.",part-of,part-of 47b51cfa-bda8-4971-83c1-5aa198c59297,The loading area must be safe and appropriate.,necessity,necessity bd5bd070-a838-4496-8d33-8b4cf201bc20,The gradient is as shallow as the site permits.,necessity,necessity 0219127c-2f2d-4b13-aafa-261c1fc39ffc,"A power socket, suitable for powering the lifting device, is provided close to the liftway.",necessity,necessity 3835aa39-14bc-4c7a-a029-a5ce391bad76,The efficiency of the secondary heating appliance with its appropriate fuel should be used in the calculation of the dwelling primary energy rate and dwelling emission rate.,part-of,part-of f7935bb4-9e5f-4e91-bbf1-54e45c1ef24c,A building with a height exceeding 9 metres must be equipped with anchoring structures for safety lines.,necessity,part-of f1898d1c-5d14-4f9b-8c31-e0ac7623a61c,The building control body should be provided with a report that demonstrates that the residential building passes CIBSEs TM59 assessment of overheating.,selection,selection c766f874-d4aa-45b8-89f7-20b08db787c6,The total height of the barrier must be one metre if the drop is no more than six metres.,none,none 56166e36-b14b-4632-9767-70b71d335d9c,"When a dwelling undergoes a major renovation, the technical, environmental and economic feasibility of installing high-efficiency alternative systems should be considered.",selection,selection aec934d9-6175-4624-9e8d-1ee6f71fb49d,Sufficient information about the overheating mitigation strategy and its maintenance requirements must be given to owners so that it can be used effectively.,none,none d3fc8c9b-c23a-4188-8723-369caa90453c,"The reference value for a building's total combined window area is 15 of the sum total of the floor plate areas of the buildings storeys that are fully or in part above the ground but, however, at most 50 of the building's facade area.",less-equal,none f72a98f3-b7d2-4633-b244-0d7242dfb0c9,Every single bedroom has a minimum floor area of 8.5m2 and is at least 2.4m wide.,part-of,part-of 10e66a84-25db-40a0-87d5-6297d0732fe4,The shutoff valves shall be located: 1) at each house; 2) at each apartment; 3) in vertical service pipes; 4) on both sides of devices installed in the service pipes; 5) before a device or fixture that is connected to the connector pipe; 6) on both sides of the water meters.,necessity,necessity d925c189-860a-4fcb-ae88-d1cf8cc14fb8,"The tread of steps in covered or heated outdoor staircases must be no less than 300 millimetres, and the riser may be no more than 160 millimetres.",selection,selection 7dbe5dbf-39fb-4ba4-bc75-d6ac7898e615,"U-values for rooflights or rooflight-and-kerb assemblies should be based on the developed surface area of the rooflight (U-values), which is often greater than the area of the roof opening.",part-of,part-of 7c8f6c05-769d-46a8-9dc6-84b509bf8d9c,"The fire compartmenting requirement for the balcony slab of a glazed balcony of a building exceeding two storeys is EI 30; however, minor sealing parts and penetrations may be class E 15.",none,none d01a40a6-33be-44da-ba5f-243d05a449c6,The handrail must continue onto the intermediate landing without interruption.,necessity,necessity f72a98f3-b7d2-4633-b244-0d7242dfb0c9,Every single bedroom has a minimum floor area of 8.5m2 and is at least 2.4m wide.,selection,selection 53e31e26-a39b-4047-a86e-bdb8021413e8,Window handles on windows that open outwards are not more than 650mm from the inside face of the wall when the window is at its maximum openable angle.,selection,selection 1d18f0c9-31e5-43ee-8f16-e4fa607c5cd9,"The same approved calculation tool must be used to calculate the target primary energy rate, the target emission rate, the building primary energy rate and the building emission rate.",none,none f17de50f-3c64-4ab3-ac80-dcfb15b99842,Every flight has a minimum clear width of 900mm.,greater-equal,greater-equal 8b054fa5-fa6b-40f8-996a-a6dfea855fc3,"The distance between a door that opens onto a landing and the upper edge of the ramp or flight of stairs must be no less than 400 millimetres on the side wall and no less than 1,500 millimetres on the end wall.",greater-equal,greater-equal f7cfdf57-28f3-4d23-90bf-ec2268e14bac,"Ramps, steps, thresholds and differences in levels in passageways must be clearly indicated using lighting and surface brightness contrasts or warning signs.",necessity,necessity 29ad081e-90f4-4eb0-9cea-a4f49beea768,Fans used for general air distribution that are rated at more than 1100W should be fitted with variable speed drives.,necessity,necessity 517253f8-98b1-4821-8901-75124d3237db,"Consideration should be given to the provision of a second handrail on stairs in a wide range of building types, and particularly in schools, for use by children and people of short stature.",selection,none a387fcb8-ead2-4094-9be9-72d783468b33,"If the area of windows, roof windows, rooflights and doors exceeds 25 of the total floor area of the dwelling, compensating measures should be taken to improve the energy efficiency of the dwelling.",part-of,part-of 2f0f22aa-06d3-478d-a777-5aca5c2fb5c1,"For sliding doors and gates, provide both of the following: (i) a stop or other effective means to prevent them coming off the end of the track; (ii) a retaining rail to prevent doors and gates falling if the suspension system fails or the rollers leave the track.",necessity,necessity d796dece-45f6-4527-a151-c59b007e9028,"A safe and marked access route must be reserved for pedestrians in connection with vehicle traffic and goods transport routes, doors and gates in the yards of buildings other than single-family houses, if pedestrian traffic through them is necessary.",necessity,necessity 9027959e-efc1-4d32-acbe-e0775d40f001,"The morticed bolts should have a minimum projection of 20mm, should be at least 100mm from the top and bottom corners of the door, and should avoid any door construction joints.",none,greater-equal b5edf19f-56df-436a-89f0-9ab5bf6963ea,"If necessary, fire compartments shall be partitioned in order to restrict the spread of fire and smoke, to provide safe evacuation and to facilitate rescue and extinguishing measures.",selection,selection 197b9463-397e-4729-a08d-12739f9db069,"For variable refrigerant flow (VRF) systems, any calculations must include indoor and outdoor conditions, the power input from controls, and indoor units.",none,none 3f7c10d1-d801-4351-bc85-187cf8cffeb3,The water vapour resistance and air tightness of external walls and their various layers as well as the structures attached to the external wall and joints to the external wall must prevent the accumulation of moisture content of wall structures from internal water vapour diffusion or convection that is harmful from the viewpoint of moisture performance of structures.,part-of,part-of 33ed3038-99a6-4b2d-906a-a1db21f2d898,"For heating systems in new dwellings, or when a heat generator such as a boiler is replaced in an existing dwelling, each room should be provided with thermostatic room controls.",part-of,part-of eccd4f77-ef4a-41fd-a22a-620c84fdddd4,There is a minimum of 400mm of worktop to at least one side of the oven and fridge or fridge freezer where this is taller than the worktop height (or to one side of a pair of tall appliances where they are located together at the end of a run).,selection,none a894077e-cebf-4559-9254-ce964bc11b0f,Air flow rates for mechanical ventilation in new dwellings must be measured.,part-of,part-of 70760393-8139-47e8-a329-87da3a477396,Under-floor heating systems intended for intermittent or cyclical operation and/or installed over unheated rooms should be separated from the structural floor by a layer of insulation with a thermal resistance of at least 1.25(m2K)/W.,selection,selection b850a570-c0bd-4cf0-8b46-338ff5d8aa78,NOTE: A system for purge ventilation should be provided in each habitable room to demonstrate compliance with Part F of the Building Regulations.,none,selection 0667134c-1290-4fe0-99eb-41c0b9e63a27,CO2 emissions and primary energy associated with the thermal energy streams of a trigeneration scheme should be attributed in proportion to the output energy streams.,necessity,necessity 02f5e3fb-7a8b-4a88-a6e5-337cc0835284,"When a new residential building is erected, information about the building must be given to the owner of the building to allow them to use the overheating mitigation strategy effectively.",none,none dae0db09-fd4b-4f2c-99c0-cd742b19d17a,"A glass structure or other light-permeable structure, along with its mountings, must withstand the load to which it is normally subject, unless the structure is protected by a fixed collision barrier.",necessity,necessity 759d26ff-821f-4949-9096-a7e15c5580f6,Windows and doors: should be installed in such a way that the thermal integrity of the insulated plane is maintained.,none,none bfe386ee-8c0b-41d4-9967-6e873edf7229,"Floors and foundations: insulation should be installed tight to the structure, without air gaps between insulation panels and at edges.",part-of,part-of 082a011b-2d6a-4569-b58d-f8cab00f5d81,The quality of the installation of the ventilator product should be checked to ensure it is correctly mounted within the wall or window aperture.,necessity,necessity 6d5428cc-90c2-477e-b20e-978a6d1cd403,Edge columns and walls shall be tied to every floor and roof.,necessity,necessity 5fa7daca-cb50-4397-a736-617e52d30187,"If efficiencies at below 30% are required and unavailable, the boiler efficiency may be taken as equal to that at 30% load.",less,greater 6a553c19-481f-4947-9047-fd2c4d0daa44,"Any floors, walls and doors that have been installed to allow the potential liftway to be used as storage or for other purposes could be easily removed without structural alteration.",selection,selection ced8e4bc-84ed-467a-b41f-d933cff5bb0d,All evacuation areas must be designed in such a way that it is possible to transport an immobile individual on a stretcher via the exit route.,necessity,necessity 642e2c46-45a8-440f-af0b-1b53f41d8d8f,Taps and WC cubicle doors should be operable by people with limited strength or manual dexterity and doors to cubicles should be capable of being opened if a person has collapsed against them while inside the cubicle.,part-of,part-of 6b2f3ca5-8cea-4616-8679-438446bc6233,"Since doors are potential barriers, their use should be avoided whenever appropriate.",selection,selection bde1697a-20c9-4f15-a63c-5be323a058c1,Any connection of two or more air handling units to the same duct or chamber shall be designed so that the pressures of the rooms or the directions of air flow between the rooms and in the ductworks do not change when the air flows of the units are being controlled.,none,none 60205cf2-fa87-4195-9415-a6fb144a9b72,"Entrances and passageways to playgrounds and recreation areas used in the wintertime, as well as street areas surrounding the building and other public areas, must be protected from snow and ice falling from the roof of the building using snow barriers, taking into account the pitch of the roof.",none,selection 6ec243f2-9294-4b7c-89a4-1c46e4a69cc9,"If site constraints necessitate an approach of 1:20 or steeper, an approach incorporating ramped access should be provided.",selection,selection 8cef7dc5-2d76-4dd8-80c5-6861b11a8f6f,"Where the work concerns a building containing more than one dwelling, the work must be carried out so as to ensure that the building is equipped in addition with a common access point for gigabit-capable public electronic communications networks.",none,none 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",necessity,none 64695439-3458-4d43-8e7b-a2ba75075cea,"There must be safe and easily accessible, uninterrupted access routes to any chimneys, ventilation equipment and other building equipment and structural elements that are located on the roof of the building and that must be accessed regularly.",selection,selection 319372c4-2f9b-4594-8150-b9fd2c7670c4,A stack vent located in cold premises shall be thermally insulated.,part-of,part-of 6e61f4b0-ddc1-44cb-9966-0e146933d032,"Where a separate-sex toilet washroom can be accessed by wheelchair users, it should be possible for them to use both a urinal, where appropriate, and a washbasin at a lower height than is provided for other users.",selection,selection 11710051-ee66-4fe2-83f9-85ea53aa5b03,"The ventilation system shall produce an adequate outdoor air flow to the building and extract from indoor air substances that are harmful to health, excessive humidity, odours with adverse effects on comfort and indoor air impurities arising from humans, construction products and activities.",none,selection 99a53f17-48cb-4012-a47b-700761e0983b,Where a new building which is not a residential building or a mixed-use building has more than 10 parking spaces (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.,necessity,none db611a74-4d57-4f90-989b-23b990d705ae,"Whichever approach is adopted, the agreed level of provision should be clearly recorded.",part-of,none 0da52584-1b37-48b5-840f-3795ae695275,the minimum clear dimensions of the platform are: 1100mm wide and 1400mm deep where two doors are located at 90° relative to each other and where the lifting platform is enclosed or where provision is being made for an accompanied wheelchair user.,selection,selection 13a437c0-918c-47f2-85bd-b80dd69eb027,"There are no limits on the design of display windows and similar glazing, but for new buildings their impact must be taken into account in the calculation of primary energy and CO2 emissions.",none,none aec934d9-6175-4624-9e8d-1ee6f71fb49d,Sufficient information about the overheating mitigation strategy and its maintenance requirements must be given to owners so that it can be used effectively.,selection,selection 825053cb-af5d-43a9-b59b-e2a5ae78ea73,The total number of associated parking spaces which have access to either: a. cable routes; b. an electric vehicle charge point should be the greater of the following: a. the number of dwellings in the residential building; b. the number of associated parking spaces.,part-of,part-of 01d924bf-4a69-4eb8-b05e-ce993aee3d45,Perimeter insulation should be continuous and have a minimum thickness of 25mm.,necessity,necessity ded852b5-c826-4649-8ce5-dece0eba6061,"During the design period of occupancy, a building's room temperature shall be comfortable and not adversely affected by air velocity, thermal radiation, temperature fluctuation, temperature differences or surface temperatures.",necessity,necessity 2f89cb06-3ee9-49b5-ac36-46f31ae3928f,Hot water pipework should be insulated in all areas inside and outside the building unless it can be demonstrated that the heat is always useful.,part-of,part-of 726e23c9-02a3-4c56-98d0-8981b7ce877b,"In the construction of a new building as well as in repair and alteration work corresponding to the construction of a new building, the premises to be fitted with a floor drain shall be: 1. showers and bathrooms as well as wash rooms in connection with saunas; 2. laundry room; 3. heat distribution room; 4. ventilation unit room; 5. toilet facility intended for public use; 6. technical utility room with a possibility to water damage; 7. car wash facility; 8. special facilities cleansed by water rinsing.",none,none f6ea9be6-644d-4dc6-8954-d115bdd528c8,"The building emission rate and building primary energy rate submission should be accompanied by a report, signed by a suitably qualified person, detailing how the combined emission factor has been derived.",selection,selection 24729e93-fd1e-4e91-bbd6-ef8e73c582fb,"A unit that contains both living accommodation and space for commercial purposes (e.g. as aworkshop or office) should be treated as a residential building, as long as the commercial part canrevert to residential use.",selection,selection 0cfe8c0e-45e4-4c4c-bf9b-906e26e28c75,"There should be sufficient space for people to approach the building, pass others who are travelling in the opposite direction and carry out all necessary manoeuvres.",necessity,selection f6add908-4d45-4b3e-83a6-369f6c36c037,"Door rails, stiles and muntins should be at least 44mm thick.",part-of,part-of 60205cf2-fa87-4195-9415-a6fb144a9b72,"Entrances and passageways to playgrounds and recreation areas used in the wintertime, as well as street areas surrounding the building and other public areas, must be protected from snow and ice falling from the roof of the building using snow barriers, taking into account the pitch of the roof.",selection,selection 13a437c0-918c-47f2-85bd-b80dd69eb027,"There are no limits on the design of display windows and similar glazing, but for new buildings their impact must be taken into account in the calculation of primary energy and CO2 emissions.",selection,selection ec2e84a5-89bc-4c16-9a55-1965efd13981,"Wall insulation should be installed to the top of the wall plate; in some places, such as the eaves, this may be above the cavity closure or barrier.",none,none b4754f3a-0a30-40fd-9f90-2e3d9e30d2a6,Fixed building services must be commissioned to ensure that they use no more fuel and power than is reasonable in the circumstances.,selection,selection 1ebce0c9-705c-47ee-8429-e83cfbed72db,"All walls, ducts and boxings to every WC/cloakroom, bath and shower room are strong enough to support grab rails, seats and other adaptations that could impose a load of 1.5kN/m2.",part-of,part-of 493ec553-7761-4d1e-aa98-05d925ddf955,The opening of a horizontal hatch must be at least 600 x 600 millimetres.,selection,selection 525aa713-65e1-4368-a6f4-38f628be7fed,"in clothes shops, the dimensions and fittings recommended for an individual changing cubicle in a sports building should be provided.",selection,selection c9983da5-23f1-4211-88ce-68e4753e4ab9,"A target primary energy rate, target emission rate, building primary energy rate and the building emission rate should be calculated for non-exempt buildings with low energy demand.",necessity,necessity 588857f5-9281-4c32-8d83-c98230d5b934,The use of boards with lapped or tongue and groove edges should be considered.,part-of,part-of 8bb9aee2-a950-4a65-a715-287035906789,"Spaces of a non-residential building and common spaces of a residential building as well as the fixtures, fittings and fixed equipment in them shall be suitable for persons with mobility and functional impairment.",necessity,necessity eccd4f77-ef4a-41fd-a22a-620c84fdddd4,There is a minimum of 400mm of worktop to at least one side of the oven and fridge or fridge freezer where this is taller than the worktop height (or to one side of a pair of tall appliances where they are located together at the end of a run).,none,none a1f91cfd-21f8-49a4-8468-746f49f4848e,"For a building that contains more than one dwelling for example a block of flats or a terrace of houses an average target primary energy rate, target emission rate and target fabric energy efficiency rate may be calculated as an alternative to individual target rates for each dwelling.",none,selection 6a41a473-bd3c-4e38-a093-094b3fdae388,At least one in every five remaining parking spaces must be provided with cable routes.,selection,selection 29ad081e-90f4-4eb0-9cea-a4f49beea768,Fans used for general air distribution that are rated at more than 1100W should be fitted with variable speed drives.,part-of,part-of 29232335-402c-4ed9-af74-fd093ac22e28,The natural or mechanical ventilation system of a building shall be strong and its air-tightness shall be at least class B.,part-of,greater-equal 78a7dc3d-5e1e-4858-8913-b319e30f2ff1,The air extract rate should be 20 litres per second per machine during use.,equal,equal a5e9c36f-358f-4375-943c-6d5b89c82647,"Any abrupt level differences of over 0.7 metres and any precipices located in the vicinity of common play and recreation areas associated with buildings with more than two dwellings must be indicated by appropriate barriers or suitable planted areas, or outfitted with a base that cushions any fall.",part-of,part-of 06c2e0f7-69c8-47ec-bf31-9902ae9df7cf,"Provision shall be made for any windows, skylights, or any transparent or translucent walls, ceilings or roofs to be safely accessible for cleaning.",none,none 5f7b8ff7-50d0-46a2-a48b-fa19786c98fd,"If the domestic hot water cylinder is located inside the building envelope, 50 of the calculated domestic hot water cylinder heat loss shall be added to the thermal load of the spaces of the building.",necessity,necessity db734798-9e42-4fe1-900c-77d4e6131809,"The main doors for entering a dwelling (usually the front door) should have a door viewer unless other means exist to see callers, such as clear glass within the door or a window next to the doorset.",part-of,part-of 117864c0-5065-4c55-b390-c17b60c8d9dd,"If the protective part of the barrier contains only vertical structures, a cube with edges of no more than 100 millimetres may pass through its openings.",selection,selection 1fba7a26-6331-4e4b-a855-fc916a81bd06,Fixings: care should be taken to ensure that fixings do not damage the airtightness barrier.,necessity,selection 457ecdc0-8247-4ad4-9beb-3b7a31cfa0fd,"All public areas, including lavatory accommodation, public telephones and external terraces should be accessible.",none,none 0085ecdd-f2f0-45f5-948d-ded697c69866,"In addition, on one side of the toilet seat there shall be a free space of at least 800 millimetres.",greater-equal,greater-equal fa8a6d84-eb99-490e-8169-3c65353fb553,"For large roofs, where the smaller horizontal dimension of the roof is 50 m or more, and the topography is windswept, the value of the exposure coefficient shall be at least 1.",none,part-of dcc583b1-8c4c-42cf-a1ed-e8907de56254,"The rise of the indoor steps of other spaces intended for everyday use may be no more than 180 millimetres, and the tread must be no less than 270 millimetres.",none,none 710ef992-e187-4b1a-894b-e0e222f54359,"NOTE: For grid-supplied electricity, a CO2 emission factor of 0.136kgCO2/kWh and primary energy factor of 1.501kWhPE/kWh should be used.",necessity,none 12e545d1-64f4-45c9-a520-5b8a003eba0a,"If the dwelling has more than one exposed facade, the area of background ventilators on each facade should be similar, to allow cross-ventilation.",selection,selection 405a2082-beb9-4c5f-bc9f-d688b72e723b,Intermediate floors: floor-to-wall junctions should be detailed to ensure that insulation in the external wall is continuous.,part-of,part-of 8e9ef8dc-18bd-4877-98cd-556aa4adee8f,"Reasonable provision shall be made for the conservation of fuel and power in buildings by: (a) limiting heat gains and losses (i) through thermal elements and other parts of the building fabric; and (ii) from pipes, ducts and vessels used for space heating, space cooling and hot water services; (b) providing fixed building services which (i) are energy efficient to a reasonable standard; (ii) have effective controls; and (iii) are commissioned by testing and adjusting as necessary to ensure they use no more fuel and power than is reasonable in the circumstances.",necessity,necessity 02f5e3fb-7a8b-4a88-a6e5-337cc0835284,"When a new residential building is erected, information about the building must be given to the owner of the building to allow them to use the overheating mitigation strategy effectively.",selection,selection bed3cb74-fdd3-4888-80ab-b416d1b060ad,"For systems that have the ability to use free cooling or heat recovery, the SEER should be derived for the specific application, including free cooling or heat recovery elements.",part-of,part-of f6add908-4d45-4b3e-83a6-369f6c36c037,"Door rails, stiles and muntins should be at least 44mm thick.",part-of,selection 5ca184fa-e100-4f97-957d-e37ae944786f,The cost of installing electric vehicle charge points and cable routes is not more than 7% of the total capital cost of the major renovation.,none,none 333110c1-ba9e-4c1d-9249-6604f49ba09a,"The presence of doors, whether open or closed, should be apparent to visually impaired people through the careful choice of colour and material for the door and its surroundings.",necessity,necessity 7f065688-203b-42d0-acb9-8fde5ff37821,Main distribution routes should be through vertical risers to minimise heat gains into common spaces.,necessity,necessity bd033057-ac6c-45bb-92c7-ca58bf22dab1,The lobby should be large enough and of a shape to allow a wheelchair user or a person pushing a pram to move clear of one door before opening the second door.,necessity,selection 38cd3221-7fc9-4462-be20-78b16a4309d3,The area of openings in the newly created dwelling should not be more than 25 of the total floor area.,part-of,part-of 0f8b3f66-6496-431c-bdc1-75570dde9ee6,"All cable routes should be laid as straight as possible and with suitable access points, so that cables can be pulled through in future.",necessity,necessity 8aad11d6-bd81-4a57-bd73-7c1319a76494,"Where on-site electricity generation and storage is installed, such as photovoltaic panels or battery storage, systems should be an appropriate size for the site, available infrastructure and on-site energy demand.",part-of,selection 208b093d-361f-4aec-819d-4abca4e72c68,"in an evacuation area where the maximum number of occupants is 60, the second exit may be no less than 900 millimetres in width.",part-of,part-of 354c849e-8e02-47ec-992c-e5431a62cb3f,Ventilation systems that provide supply and extract ventilation should be fitted with a heat recovery system where technically feasible.,selection,selection bb9ec292-062b-43c3-8590-856dd5f6b890,"The building primary energy rate and building emission rate calculated using the measured air permeability must not be higher than the target primary energy rate and target emission rate, respectively.",selection,selection d5e04f9c-3e74-4ade-8a8c-07b77efd3fd1,"For windows and roof windows, U-values should be calculated based on a vertical position.",part-of,part-of 8c79efc1-f3e8-4394-ae6a-0bf5432ebcc5,NOTE: Ventilation through infiltration should be considered to be part of the ventilation provision of a dwelling.,selection,selection 81f14fc1-af5d-45e8-8725-94d2510e4701,"A dwelling that is intended for service housing or supported housing of a person with mobility and functional impairment shall, irrespective of the number of storeys in the building, have a turning space with a diameter of at least 1,500 millimetres in the hallway and kitchen.",none,none aac9b625-4f6b-42e6-b657-2accd6054607,Heating systems for screed floors that are greater than 65mm thick should automatically reduce the room temperature at night or when the room is unoccupied.,greater,greater 500fc416-e652-4a2c-8dd3-8d9754ea1829,There should be no visible mould on the inner surfaces of external walls of a properly heated building with typical moisture generation.,selection,selection a4dc06ab-99c3-4c8b-b295-eb3e6a64320a,"The free height from the ground or from the surface of a driveway or walkway of the lower edge of a structural element, device or equipment protruding from the building, such as a balcony, bay window, sign, lighting device or awning, must be at least 2.2 metres, unless the area is protected so as to prevent the danger of collision.",selection,selection 0fdce0b1-7992-401f-aa84-ad7f2acca23d,Cavity walls: the inner block leaf mortar joint should be fully filled and pointed within the cavity.,none,necessity e320322e-3aee-4167-ad19-a6c6cc41f597,The water system shall incorporate: 1) a pressure gauge; 2) thermometers in the water pipe of mixed domestic hot water from the water heater and in the domestic hot water ring duct to measure the temperature of return water; 3) throttling valves.,none,part-of 46ee0eda-086a-40ab-8e8f-bfa4c85abd49,"If the indoor access route leading to an evacuation area in a non-residential building is via the indoor stairs in the area, these stairs must be wide enough that they can be used to transport an immobile individual on a stretcher.",none,part-of eccd4f77-ef4a-41fd-a22a-620c84fdddd4,There is a minimum of 400mm of worktop to at least one side of the oven and fridge or fridge freezer where this is taller than the worktop height (or to one side of a pair of tall appliances where they are located together at the end of a run).,part-of,part-of 7c8f6c05-769d-46a8-9dc6-84b509bf8d9c,"The fire compartmenting requirement for the balcony slab of a glazed balcony of a building exceeding two storeys is EI 30; however, minor sealing parts and penetrations may be class E 15.",none,none 7577d9f7-9f3c-4d3b-b8d9-da31d3e1b201,"For example, glare and reflections from shiny surfaces, and large repeating patterns, should be avoided in spaces where visual acuity is critical as they will hamper communication for people with impaired vision, and those who lip read or use sign language.",none,none 992e8f11-81ac-4d2f-b7d1-60e46b4b7261,Wheelchair accessible dwellings must also provide both a level access shower and a bath.,necessity,necessity d0927095-9e43-4ce4-a740-d5df69dc1dc3,"If the air flows of extract air categories 1 and 2 are combined into the same duct and category 2 air flow accounts for more than 10 of the combined air flow, the combined air flow is classified under category 2.",greater,none d3fc8c9b-c23a-4188-8723-369caa90453c,"The reference value for a building's total combined window area is 15 of the sum total of the floor plate areas of the buildings storeys that are fully or in part above the ground but, however, at most 50 of the building's facade area.",part-of,part-of 2238d6ef-421b-4f84-b24d-d46c6ba2afc5,"For example, when a door is open, people with impaired sight should be able to identify the door opening within the wall, as well as the leading edge of the door.",none,none 5e226793-2805-41b0-bcb6-49319afaefc7,"If the building has a floor area greater than 150m2, heating should be split into different heating zones and each zone should have separate controls for timing and temperature demand.",greater,greater cf152151-90f9-47d0-9e4e-5a1cd813d4e5,System controls should be wired so that when there is no demand for space heating or hot water the heating appliance and pump are switched off.,none,necessity 4e119abd-0cf7-4c60-9c7b-1083f9b46280,"NOTE: If an exposed facade is close to an area of sustained and loud noise (e.g. a main road), then a noise attenuating background ventilator should be fitted.",necessity,necessity a894077e-cebf-4559-9254-ce964bc11b0f,Air flow rates for mechanical ventilation in new dwellings must be measured.,part-of,part-of 108b5709-f035-4697-ba25-56edd2ce60fc,"Where permanent or removable seating is provided as part of the design, allowance should be made for disabled people to have a choice of seating location at spectator events.",selection,selection f3bd99b4-7ea5-4968-af10-3c133c0b5aa0,No individual flight has a rise between landings of more than 1800mm.,part-of,part-of 2afa8bba-b5ad-4e12-bc27-4beea3fd09b2,The normal relationship between the dimensions of the rise and going is: twice the rise plus the going (2R G) equals between 550mm and 700mm.,part-of,part-of c7035b48-7244-40a9-a70e-1d244caf72ac,"The same approved calculation tool must be used to calculate the target primary energy rate, target emission rate and target fabric energy efficiency rate and the dwelling primary energy rate, dwelling emission rate and dwelling fabric energy efficiency rate.",none,none 53bb982d-5260-4a69-a6dd-71e4f074e676,The depth of standing rows must be at least half a metre.,part-of,part-of afd03eb1-8356-4755-a764-6869d0ac4171,"Reasonable provision should be made for people to (a) gain access to; and (b) use, the dwelling and its facilities.",necessity,necessity f162906e-1097-420e-b2a0-dd746d5794c7,"Where controls are external to the heater, the system should be provided with a time switch/programmer and room thermostat, or programmable room thermostat.",necessity,necessity 01008f69-874b-443e-bcb2-2f5630280049,"If stairs are used only as an emergency exit and if they lead to spaces in a dwelling or accommodation facility other than those that are necessary for living, the riser may be no more than 220 millimetres and the tread must be no less than 220 millimetres.",selection,selection f420ae57-5656-4558-b1a3-1079e46bf6cc,"In the case of the storey-level door of a dwelling, or if the number of people evacuating through the door exceeds 60, doors must open in the direction of the exit.",necessity,necessity e15250c0-1279-4d29-a1ec-31560b045007,Extinguishing routes of basement storeys must not be connected to fire and smoke-proof exits.,selection,selection 6187cad8-0d6d-4154-b98b-7285b36fea8d,Continuously running fans should be set up to operate without occupant intervention but may have manual or automatic controls for selecting the high rate of operation.,none,none 88e23b46-22d9-4be6-87b7-40541f7995a9,"A building shall be provided with a permanently installed dry riser that is suitable for its purpose for transporting water for fire extinguishing: 1) in the premises above the entry level of the building, when the distance of the uppermost floor level from the entry level exceeds 24 metres; 2) in the premises below the entry level of the building, when the distance of the basement storey floor from the entry level exceeds 14 metres.",greater,greater db8b3a40-4d12-4dc9-b463-1c7bc6e4f00d,The waste water pumping station shall be ventilated.,necessity,necessity cb2f2c09-8ae6-42a4-ac21-861c912c30f9,"In buildings more than 9 metres and at most 28 metres in height, the attic and roof must be accessible via the interior and exterior of the building; in buildings more than 28 metres in height, these must be accessible via the interior.",none,none 7c8f6c05-769d-46a8-9dc6-84b509bf8d9c,"The fire compartmenting requirement for the balcony slab of a glazed balcony of a building exceeding two storeys is EI 30; however, minor sealing parts and penetrations may be class E 15.",part-of,part-of 2032e456-bf80-4342-90dc-0da164e00a9a,A unit that contains both living accommodation and space for commercial purposes (e.g. for a workshop or office) should be treated as a dwelling if the commercial part can be reverted to domestic use.,necessity,necessity 5ca6b3d3-fd21-4cc1-8dd8-185268db6615,The doorset should be manufactured from solid or laminated timber with a minimum density of 600kg/m3.,selection,selection a9cea98b-d439-4930-a991-fc17eee6657c,the location of the electric vehicle charge point or future connection location should be suitable for use by electric vehicles with charging inlets in different places.,part-of,part-of e46efdc3-02a8-4440-870d-a6cdc1b34430,NOTE: Rooms that are designed to contain printers and photocopiers in substantial use (more than 30 minutes per hour) should not be designed to be occupied.,necessity,necessity 87c9c5f5-18dc-4107-b4af-b44dfb2b9627,The effective rated output should be assessed based on the final installed capacity of the heating or air-conditioning system.,necessity,necessity fb5d3054-4911-4049-ba09-1c3e80f9c07c,"The tread of steps in uncovered or unheated outdoor staircases must be no less than 390 millimetres, and the riser may be no more than 130 millimetres.",none,none b5edf19f-56df-436a-89f0-9ab5bf6963ea,"If necessary, fire compartments shall be partitioned in order to restrict the spread of fire and smoke, to provide safe evacuation and to facilitate rescue and extinguishing measures.",selection,selection aa7c5790-2189-451d-bd0e-956a257a7b6d,"In an existing system, when a boiler or hot water storage vessel is replaced, any accessible pipes in the dwelling should be insulated.",part-of,part-of 8b054fa5-fa6b-40f8-996a-a6dfea855fc3,"The distance between a door that opens onto a landing and the upper edge of the ramp or flight of stairs must be no less than 400 millimetres on the side wall and no less than 1,500 millimetres on the end wall.",selection,greater-equal 7f696221-52c9-4c52-8f90-74bd93c51299,This grippable handrail is 850-1000mm above the pitch line of the flight and extends at least 300mm beyond the top and bottom nosings.,equal,equal ba93ede4-473f-4c07-b439-3699580cbcbe,No individual flight has a rise of more than 1800mm between landings.,less-equal,less-equal 09e6b265-5610-4917-ac32-6b2c8f144fd6,"Windows, skylights and ventilators which can be opened by people in or about the building shall be so constructed or equipped that they may be opened, closed or adjusted safely.",selection,selection 7a6635fc-c464-4d61-8ef1-2fdbf13bb9e7,"U-values for rooflights or rooflight-and-kerb assemblies should be based on the developed surface area of the rooflight (U_d values), which is often greater than the area of the roof opening.",necessity,necessity da4d5959-6e64-4e04-a1f3-8b42b6addab0,The outdoor air flow used in the calculations for buildings other than those in intended use categories 1 and 2 outside the occupancy period shall be at least 0.15 dm3/s per m2.,selection,selection 01008f69-874b-443e-bcb2-2f5630280049,"If stairs are used only as an emergency exit and if they lead to spaces in a dwelling or accommodation facility other than those that are necessary for living, the riser may be no more than 220 millimetres and the tread must be no less than 220 millimetres.",selection,selection d099bcfd-6f29-4146-a72f-189db5e03dd4,"If waste water cannot be conveyed from the drainage points of a building with gravity unloading via a gradient sewer, the waste water shall be pumped.",necessity,necessity 1ebce0c9-705c-47ee-8429-e83cfbed72db,"All walls, ducts and boxings to every WC/cloakroom, bath and shower room are strong enough to support grab rails, seats and other adaptations that could impose a load of 1.5kN/m2.",necessity,necessity f6add908-4d45-4b3e-83a6-369f6c36c037,"Door rails, stiles and muntins should be at least 44mm thick.",part-of,part-of 20518e80-6f7e-457f-8c5a-59fa4c0eb324,"When calculating the heat loss for a buildings design solution, the design value shall be used as the value of the air leakage rate figure for the building envelope.",part-of,part-of 457ecdc0-8247-4ad4-9beb-3b7a31cfa0fd,"All public areas, including lavatory accommodation, public telephones and external terraces should be accessible.",selection,part-of dcc583b1-8c4c-42cf-a1ed-e8907de56254,"The rise of the indoor steps of other spaces intended for everyday use may be no more than 180 millimetres, and the tread must be no less than 270 millimetres.",none,none 84cd76d7-e5d0-4f39-94bc-0236c65d533a,"in residential buildings of not more than two storeys, one exit of no less than 900 millimetres in width is permitted.",less-equal,less-equal 5305da48-b810-4fd8-a0b3-7520f89ff401,"When installing or renovating thermal elements, the element being installed should be draught-proofed, and air-leakage gaps should be filled.",none,none c384013b-c40f-4925-acbe-465e1ca5bc13,One photograph per detail should be recorded.,selection,equal 959b4ba1-2cf2-4ae9-84d4-055e9c0040f1,The inaccuracies of the crane wheels should be determined together with the crane supplier.,part-of,part-of 3153d771-404e-4a54-ac05-ed1b75e37506,"Gangways should not be less than 1100mm wide unless used by not more than 50 persons, in which case gangways should be a minimum of 900mm.",none,greater-equal 2ff58135-b89d-40d1-a145-51aad9e5a942,"The landing in front of the outside door shall be at least 1,500 millimetres wide and at least 1,500 millimetres long.",selection,selection 419892bb-5044-4c63-a8ba-7747ad52c23d,"When installing windows, roof windows, rooflights or doors (all of which are controlled fittings), the controlled fitting should be well fitted and reasonably draught-proof.",selection,none 74b9ee2c-0192-442d-b5a1-a2974d456429,"The dwelling is wheelchair adaptable such that key parts of the accommodation, including sanitary facilities and kitchens, could be easily altered to meet the needs of a wheelchair user or, where required by a local planning authority, the dwelling is wheelchair accessible.",none,none 2c8d2bc3-cf23-48f8-b9c0-b90f150f9f93,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing building.",selection,selection 5b4380ba-0066-4735-a362-316d4c8e70b2,"Where a building undergoing major renovation, which is not a residential building or a mixeduse building, will have more than 10 parking spaces after the major renovation is completed (a) one of those parking spaces must have access to one electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of remaining parking spaces.",none,none 525aa713-65e1-4368-a6f4-38f628be7fed,"in clothes shops, the dimensions and fittings recommended for an individual changing cubicle in a sports building should be provided.",selection,selection 5ba5ffe7-ece8-488a-b461-da66237e7888,"All walls, ducts and boxings to the WC/cloakroom, bathroom and shower room should be strong enough to support grab rails, seats and other adaptations that could impose a load of up to 1.5kN/m2.",part-of,part-of 53e31e26-a39b-4047-a86e-bdb8021413e8,Window handles on windows that open outwards are not more than 650mm from the inside face of the wall when the window is at its maximum openable angle.,none,none 12e545d1-64f4-45c9-a520-5b8a003eba0a,"If the dwelling has more than one exposed facade, the area of background ventilators on each facade should be similar, to allow cross-ventilation.",none,part-of c2c49207-78b3-42b0-8b61-ad506f5a80e2,"In hard water areas, suitable measures should be taken to treat the feed water to water heaters and the hot water circuit of combination boilers to reduce lime-scale accumulation.",none,none 2c8d2bc3-cf23-48f8-b9c0-b90f150f9f93,"Any walls, doors and windows should be insulated and draught-proofed to at least the same extent as in the existing building.",necessity,necessity db734798-9e42-4fe1-900c-77d4e6131809,"The main doors for entering a dwelling (usually the front door) should have a door viewer unless other means exist to see callers, such as clear glass within the door or a window next to the doorset.",none,none e43c1e88-be80-42d9-944e-1bf0f0f82479,Individual flights are: for gradients up to 1:15 not more than 10m long; for gradients up to 1:12 not more than 5m long.,none,less-equal 29232335-402c-4ed9-af74-fd093ac22e28,The natural or mechanical ventilation system of a building shall be strong and its air-tightness shall be at least class B.,none,none 850d22c2-6ff0-4ab6-89e1-75368bad5aa6,Barriers on loading docks must not impede loading and unloading.,part-of,part-of f19c6d4a-f6e8-4f2e-b676-537852f3c38f,"The heat loss from the floor should be calculated using the sum of the thermal resistance of the floor finish and the underlying heated layer, multiplied by 10.",part-of,part-of c236bc17-ef9a-4694-a34e-68a9f38ae405,"For a heat exchanger between a solar primary and secondary system, a minimum of 0.1m2 or equivalent of heat exchanger area should be provided for every 1m2 of the net absorber area of the solar collector.",none,none df122091-ca53-4134-98a3-47779c06f9df,The index terminal flow rate should be set with the terminal fully open and all other terminals should be adjusted to achieve the required flows at each terminal.,part-of,part-of f6add908-4d45-4b3e-83a6-369f6c36c037,"Door rails, stiles and muntins should be at least 44mm thick.",part-of,part-of 28433761-e537-456b-9ff8-00e786b43143,Consumer units should be mounted so that the switches are between 1350mm and 1450mm above floor level.,selection,selection 60205cf2-fa87-4195-9415-a6fb144a9b72,"Entrances and passageways to playgrounds and recreation areas used in the wintertime, as well as street areas surrounding the building and other public areas, must be protected from snow and ice falling from the roof of the building using snow barriers, taking into account the pitch of the roof.",part-of,part-of 78a7dc3d-5e1e-4858-8913-b319e30f2ff1,The air extract rate should be 20 litres per second per machine during use.,selection,necessity 8805ec9f-3f5f-44fc-9078-3ae62439c973,"NOTE: When a single U-value is calculated for a product range of doors, the configuration of the door chosen for the calculation should be the worst performing in the product range.",selection,selection 2ef73ac0-d424-4e28-9782-3dbaf6e0a046,Attics and uppermost floor voids shall be divided into 400 m2 parts.,none,necessity d5b6ff18-626d-4e6f-b788-0c67f7a4ebab,"If the cost of installing the required electric vehicle charge point and cable routes for electric vehicle charge points exceeds 7% of the total cost of the major renovation (a) such a building is exempt from the requirement to install the electric vehicle charge point; and (b) cable routes for electric vehicle charge points must be installed in a minimum of one fifth of the total number of parking spaces, except where the cost of that installation exceeds 7% of the total cost of the major renovation.",selection,selection d54852df-8e3c-4e99-8484-31c403b78558,"If work is carried out on a system that includes a boiler, a boiler interlock should be installed.",part-of,part-of 2a8898d7-8561-4f67-9979-1bbba8ad42e6,"If insulating material is inserted into a cavity in a cavity wall, reasonable precautions shall be taken to prevent the subsequent permeation of any toxic fumes from that material into any part of the building occupied by people.",part-of,none ebc429f0-cb90-41ab-9a11-401a2ddc7bad,"For continuous mechanical ventilation systems, such as continuous mechanical extract ventilation or mechanical ventilation with heat recovery, the system should be balanced to achieve design air flow rates at each room terminal.",selection,selection 4abb3268-3ba6-47e8-a8b7-4676dbaa9a16,"For buildings other than dwellings and for common access areas in buildings that contain flats, Provide all means of escape routes with a minimum clear headroom of 2m, except in doorways.",part-of,part-of c8a048c6-8e7e-4b5a-ada5-02990b983401,"A natural ventilation system, a mechanical extract ventilation system or a mechanical supply and extract ventilation system shall not be designed to be combined in such a way that the directions of air flow between the rooms and in the ductworks may change when the air flows are being controlled.",necessity,necessity e9d02df9-2fcb-4acc-bd08-18a4348cd823,"If people need to obtain tickets for pay and display parking, the ticket dispensing machines should be located in a way that allows a person in a wheelchair, or a person of short stature, to gain access close to the machine and reach the payment and ticket dispensing functions.",selection,selection b810df40-4dd8-44c4-80c4-b33bb873a5e9,"If the circulation piping is located inside the building envelopes insulation, 25 of the calculated domestic hot water circulation heat loss shall be added to the thermal load of the spaces of the building.",part-of,equal 05864826-21ef-4ae7-9af8-2aaeffc7267a,Modular and portable buildings with a planned service life of more than two years but with an intended time of use in a single location of less than two years should be shown to comply with the energy efficiency requirements.,part-of,none 2cb4937d-9ec4-4013-8e9b-318a8adae27a,Account should be taken of outside noise when considering whether openable windows are appropriate for purge ventilation.,selection,selection 76bf63bd-30f4-440d-81a0-61ca16170f70,Control should be maximised and heat gain to uninsulated pipes should only be permitted where the proportion of the cooling load relating to distribution pipework is less than 1 of the total load.,none,part-of 1de9d3e5-dee3-42c9-b929-80b7936f1642,The lift shall provide access to the entrance level and each level with entry to a dwelling or a space serving the use of the building.,part-of,part-of 0df5892a-e396-424e-90f1-74f6ccfb9e1a,"A certain proportion of the changing rooms, washing facilities, saunas and swimming pools in a non-residential building shall be suitable for a person with mobility and functional impairment.",part-of,part-of a372d2c4-f734-479d-bc8d-d3a8aa15362d,"A wide range of people, including accompanied wheelchair users, should be able to access and use the lift.",none,selection 39a37d5e-3361-43b9-a209-e5cd45918abc,"For mixed-use buildings which have parking spaces within a covered car park, any requirements to install electric vehicle charge points or cable routes must first be applied to those parking spaces outside the covered car park.",selection,selection 51550284-0701-41b2-9a76-a0061d16938a,"Windows and doors: to ensure continuity of the air barrier, window and door units should connect to the primary air barrier and window and door frames should be taped to surrounding structural openings, using air sealing tape.",necessity,necessity 0219127c-2f2d-4b13-aafa-261c1fc39ffc,"A power socket, suitable for powering the lifting device, is provided close to the liftway.",selection,selection 0f8b3f66-6496-431c-bdc1-75570dde9ee6,"All cable routes should be laid as straight as possible and with suitable access points, so that cables can be pulled through in future.",none,necessity 54907849-c48f-4267-b5f0-fc7e9279da7c,"For existing dwellings, when carrying out work on an existing system, such as installing or replacing components (e.g. replacing a boiler but retaining the pipework and heat emitters), the energy performance of the new components should be assessed.",selection,selection 12907c6f-e734-436d-a7de-c8a1626fbe92,"Both:the area of rooflights exceeds 20 of the area of the roof, and the design solar load exceeds 25W/m2.",greater,greater 89811586-c819-4eb5-99f5-c4fcefdb9520,Fixed or linked seats must be arranged as rows of seating with an access route on the side of the rows.,selection,selection 66b3628a-f0ee-4bc7-93c8-2ae0145a2e78,"In a room with no openable window, an intermittent extract fan should be provided with controls which continue to operate the fan for at least 15 minutes after the room is vacated.",selection,none 9fee4426-8d7f-40f9-bc6f-562a5d3fd9b4,"For roofs insulated at ceiling level, the long-term protection of the insulation layer should be considered: boarded areas should be provided above the insulation to give access for maintenance.",none,necessity 38020928-c137-486e-88d7-c8feec038c99,A building must be provided with a fire wall if it is situated adjacent to a neighbouring building or so close to a neighbouring building that the spread of fire is evident.,none,selection 35cacecf-06dc-4b0f-aadb-db2ee05518c7,The area of windows and roof windows (but excluding display windows) within the area served exceeds 40 of the facade area.,selection,none 80221d2c-8ba8-4700-b219-c35fde50f35e,No more than two drainage wells may be connected to a floor drain and they may be located at a maximum distance of three meters from the floor drain.,none,none 9027959e-efc1-4d32-acbe-e0775d40f001,"The morticed bolts should have a minimum projection of 20mm, should be at least 100mm from the top and bottom corners of the door, and should avoid any door construction joints.",greater-equal,greater-equal 4d80c4d1-08ee-481a-9f9c-e9151ce1094d,"The area of windows, roof windows, rooflights and doors should not exceed 25 of the total floor area of the dwelling.",part-of,part-of 72d7716f-7e3e-442c-9e42-14d4b19e18e3,A district heat network that is being connected to a new building should not have a CO2 emission factor for delivered heat to the building which is greater than 0.350kgCO2/kWh.,selection,selection 70760393-8139-47e8-a329-87da3a477396,Under-floor heating systems intended for intermittent or cyclical operation and/or installed over unheated rooms should be separated from the structural floor by a layer of insulation with a thermal resistance of at least 1.25(m2K)/W.,selection,selection d713514a-9398-45a2-9584-efecff6ebcc5,Reasonable provision must be made to resist unauthorised access to (a) any dwelling; and (b) any part of a building from which access can be gained to a flat within the building.,none,none 0096a3bf-ac16-4a75-adf9-8c3f4a9b8610,The smaller dimension of each panel which can be either the width or height of the panel should be 230mm or less.,part-of,part-of caf32693-fa0e-43ba-aa9f-526bcba734fa,Single glazing should be supplemented with low-emissivity secondary glazing.,necessity,necessity c3cfbf29-a95f-4453-a7de-a8f6e4ca2ea8,"If sand, sludge, grease, petrol, oil or other detrimental physical or chemical substances may end up in the sewerage system or network or in the environment, the sewerage system shall be equipped with a separator or treatment device.",selection,selection 47e50ddf-6174-436d-851b-7ddf46c10ccf,A suitable chemical inhibitor should be added to the primary heating circuit to protect against scale and corrosion.,selection,selection caa5332f-5180-4d07-a41f-e6e0e044a8c1,An existing district heat network that is being connected to a new dwelling should not have a CO2 emission factor for delivered heat to the dwelling which is greater than 0.350kgCO2/kWh.,none,none 78a7dc3d-5e1e-4858-8913-b319e30f2ff1,The air extract rate should be 20 litres per second per machine during use.,none,selection ec381965-2539-4bd6-9260-e667b4746a3a,To reduce the risks to the health of persons in buildings formaldehyde fumes given off by urea formaldehyde foams should not penetrate to occupied parts of buildings to an extent which would give rise to an irritant concentration.,selection,selection f0df1ef0-731e-41b8-b971-36951b915009,Frames should be mechanically fixed to the structure of the building in accordance with the manufacturers installation instructions.,necessity,necessity a7e4ad57-ea09-4d8e-8b3a-4d33447237ab,"The free opening of the vertical hatch or window of an emergency exit must be at least 600 millimetres in height and 500 millimetres in width; however, the sum of these must be at least 1,500 millimetres.",part-of,part-of 3121fe90-27db-405e-a42a-df3cd22ee176,"Where necessary, two handrails, one above the other, must be installed in order to take into account children and users of wheelchairs.",selection,selection 5211dbd1-d12a-4371-ad62-1dc5616cd2f5,The heat pump along with its accompanying pipework should be flushed and purged as a separate system while isolated from the ground array system.,selection,necessity 56517433-cf40-4b88-a9d4-18e61e0e9993,"In addition, on both sides of the toilet seat there shall be a free space of at least 800 millimetres.",part-of,part-of 3ec9d4e7-3526-411c-8b30-0c7671660ed1,"The relationship between the kitchen, dining and living areas should be convenient and step-free.",necessity,necessity f64c5a32-2f88-4be6-abf4-8870a4e51fdf,"The use of recirculation, transfer or secondary air shall not cause any harmful spread of impurities, in particular odours.",selection,selection 38020928-c137-486e-88d7-c8feec038c99,A building must be provided with a fire wall if it is situated adjacent to a neighbouring building or so close to a neighbouring building that the spread of fire is evident.,selection,none 061c3b6a-49ed-4803-9436-e6349fae98e0,Entrance doors should be capable of being held closed when not in use.,part-of,selection 0edb92b7-a2e1-480f-b708-e7e6c9951a79,The foundation drainage water shall flow away from the property in such a way that it does not cause problems to the waste water and storm water systems.,part-of,part-of aa7c5790-2189-451d-bd0e-956a257a7b6d,"In an existing system, when a boiler or hot water storage vessel is replaced, any accessible pipes in the dwelling should be insulated.",selection,selection 6d5428cc-90c2-477e-b20e-978a6d1cd403,Edge columns and walls shall be tied to every floor and roof.,selection,part-of c3cfbf29-a95f-4453-a7de-a8f6e4ca2ea8,"If sand, sludge, grease, petrol, oil or other detrimental physical or chemical substances may end up in the sewerage system or network or in the environment, the sewerage system shall be equipped with a separator or treatment device.",none,necessity dcc583b1-8c4c-42cf-a1ed-e8907de56254,"The rise of the indoor steps of other spaces intended for everyday use may be no more than 180 millimetres, and the tread must be no less than 270 millimetres.",part-of,part-of c7137e3d-e3f2-4a19-87bc-ccb194d42c74,"Incoming services: ducts, and cables wherever possible, should be grouped to minimise how often the air barrier is penetrated, while ensuring sufficient space to allow adequate screed flow between ducts.",selection,none 4abb3268-3ba6-47e8-a8b7-4676dbaa9a16,"For buildings other than dwellings and for common access areas in buildings that contain flats, Provide all means of escape routes with a minimum clear headroom of 2m, except in doorways.",selection,selection 6187cad8-0d6d-4154-b98b-7285b36fea8d,Continuously running fans should be set up to operate without occupant intervention but may have manual or automatic controls for selecting the high rate of operation.,selection,selection 57f7bbad-51b7-4627-8fe9-2d7a50289448,"Doors to the principal, or alternative accessible, entrance should be accessible to all, particularly wheelchair users and people with limited physical dexterity.",selection,selection 4abb3268-3ba6-47e8-a8b7-4676dbaa9a16,"For buildings other than dwellings and for common access areas in buildings that contain flats, Provide all means of escape routes with a minimum clear headroom of 2m, except in doorways.",none,none 9fee4426-8d7f-40f9-bc6f-562a5d3fd9b4,"For roofs insulated at ceiling level, the long-term protection of the insulation layer should be considered: boarded areas should be provided above the insulation to give access for maintenance.",selection,selection 23cff3c3-1251-4c5f-9fd9-8f52d25eb494,Gasfired boilers and multi-stage oilfired boilers with an output of more than 500kW should have fully modulating burner controls.,selection,part-of 35af73f1-53c7-4377-9da0-acf99eef4d8e,"WC compartment doors, and doors to wheelchair-accessible unisex toilets, changing rooms or shower rooms have an emergency release mechanism so that they are capable of being opened outwards, from the outside , in case of emergency.",none,none