jswizzle3737/ontario_laws_and_regs huggingface dataset:
Notes to Table 4.1.8.17.:
6.2.4.10. Clearances of Ducts and Plenums (1) Where the plenum clearance is 75 mm or less, the clearance between a supply duct and combustible material shall, (a) be equal to the required plenum clearance within 450 mm of the plenum, and (b) be not less than 12 mm at a distance of 450 mm or more from the plenum, except that this clearance may be reduced to zero beyond a bend or offset in the duct sufficiently large to shield the remainder of the duct from direct radiation from the furnace heat exchanger. (2) Where the plenum clearance is more than 75 mm but not more than 150 mm, the clearance between a supply duct and combustible material shall, (a) be equal to the required plenum clearance within a horizontal distance of 1 800 mm of the plenum, and (b) be not less than 12 mm at a horizontal distance of 1 800 mm or more from the plenum, except that this distance may be reduced to zero beyond a bend or offset in the duct sufficiently large to shield the remainder of the duct from direct radiation from the furnace heat exchanger. (3) Where the plenum clearance is more than 150 mm, the clearance between a supply duct and combustible material shall, (a) be equal to the required plenum clearance within a horizontal distance of 1 000 mm of the plenum, (b) be not less than 150 mm within a horizontal distance between 1 000 mm and 1 800 mm from the plenum, and (c) be not less than 25 mm at a horizontal distance of 1 800 mm or more from the plenum, except that this distance may be reduced to 8 mm beyond a bend or offset in the duct sufficiently large to shield the remainder of the supply duct from direct radiation from the furnace heat exchanger. (4) Where a register is installed in a floor directly over a pipeless furnace, a double-walled register box with not less than 100 mm between walls, or a register box with the warm-air passage completely surrounded by the cold-air passage, shall be permitted in lieu of the clearances listed in Sentences (1), (2) and (3).
Notes to Table 4.1.8.17.:
6.2.4.11. Exhaust Ducts and Outlets (1) Where an exhaust duct passes through or is adjacent to unheated space, the duct shall be insulated to prevent moisture or condensation in the duct. (2) Exhaust outlets shall be designed to prevent back draft under wind conditions. (3) Exhaust ducts directly connected to laundry drying equipment shall be independent of other exhaust ducts. (4) Exhaust systems shall discharge directly to the outdoors.
Notes to Table 4.1.8.17.:
6.2.4.12. Make-up Air (1) In ventilating systems that exhaust air to the outdoors, provision shall be made for the admission of a supply of make-up air in sufficient quantity so that the operation of the exhaust system and other exhaust equipment or combustion equipment is not adversely affected. (2) Except as provided in Sentence (3), when electric resistance heating is used to temper make-up air required in Sentence (1) in buildings of residential occupancy within the scope of Part 9, the energy rating for windows and sliding glass doors shall conform to the requirements of Article 12.3.2.8. and the minimum thermal resistance of insulation to be installed shall conform to Column 4 of Table 12.3.2.1. (3) Sentence (2) does not apply where, (a) electric space heating is provided, or (b) a heat recovery ventilator meeting the minimum rating requirements of Article 6.2.1.6. is installed.
Notes to Table 4.1.8.17.:
6.2.4.13. Supply, Return, Intake and Exhaust Air Openings (1) Supply, return and exhaust air openings in rooms or spaces shall be protected by grilles having openings of a size that will not allow the passage of a 15 mm diameter sphere. (2) Outdoor air intakes and exhaust outlets at the building exterior shall be designed or located so that the air entering the building system will not contain more contaminants than the normal exterior air. (3) Exterior openings for outdoor air intakes and exhaust outlets shall be shielded from the entry of snow and rain and shall be fitted with corrosion-resistant screens of mesh not larger than 15 mm, except where climatic conditions may require larger openings. (4) Screens required in Sentence (3) shall be accessible for maintenance. (5) Combustible grills, diffusers and other devices for the supply and return air openings installed in walls and ceilings shall have a flame-spread rating of, (a) not more than 200 in bathrooms, and (b) not more than 150 in rooms or spaces other than bathrooms.
Notes to Table 4.1.8.17.:
6.2.4.14. Air Filters and Equipment (1) Air filters for air duct systems shall conform to the requirements for Class 2 air filter units as described in CAN4-S111, “Fire Tests For Air Filter Units”. (2) When electrostatic-type filters are used, they shall be installed so as to ensure that the electric circuit is automatically de-energized when filter access doors are opened or when the system circulating fan is not operating. (3) When odour removal equipment of the adsorption type is used it shall be, (a) installed to provide access so that adsorption material can be reactivated or renewed, and (b) protected from dust accumulation by air filters installed on the inlet side. 6.2.5. Heating Appliances, General
Notes to Table 4.1.8.17.:
6.2.5.1. Location of Appliances (1) Except for appliances installed in dwelling units, fuel-fired heating appliances shall be located, enclosed or separated from the remainder of the building in conformance with Section 3.6.
Notes to Table 4.1.8.17.:
6.2.5.2. Appliances Installed Outside the Building (1) Fuel-fired appliances installed outside a building shall be, (a) designed and constructed for outdoor use, (b) installed not less than 1 200 mm from the property line, measured horizontally, and (c) installed not less than 3 m from an adjacent wall of the same building when such wall contains an opening or openings within 3 storeys above and 5 m horizontally from the appliance, unless such openings are protected by a closure assembly having a 45 min fire-protection rating determined in conformance with Article 3.1.8.4., or by wired glass conforming to Article 3.1.8.14. 6.2.6. Incinerators
Notes to Table 4.1.8.17.:
6.2.6.1. Applicable Standard (1) The design, construction, installation and alteration of every indoor incinerator shall conform to NFPA 82, “Incinerators, Waste and Linen Handling Systems and Equipment”. 6.2.7. Unit Heaters
Notes to Table 4.1.8.17.:
6.2.7.1. Clearances (1) Every unit heater using either steam or hot water as the heating medium shall be installed such that the clearances between the appliance and adjacent combustible material conform to Table 6.2.9.3. 6.2.8. Radiators and Convectors
Notes to Table 4.1.8.17.:
6.2.8.1. Lining or Backing (1) Every steam or hot water radiator and convector located in a recess or concealed space or attached to the face of a wall of combustible construction shall be provided with a noncombustible lining or backing. (2) Every steam or hot water radiator and convector shall be installed to conform to the clearance requirements of Table 6.2.9.3. 6.2.9. Piping for Heating and Cooling Systems
Notes to Table 4.1.8.17.:
6.2.9.1. Piping Materials and Installation (1) Piping shall be made from materials designed to withstand the effects of temperatures and pressures that may occur in the system. (2) Every pipe used in a heating or air-conditioning system shall be installed to allow for expansion and contraction due to temperature changes. (3) Supports and anchors for piping in a heating or air-conditioning system shall be designed and installed to ensure that undue stress is not placed on the supporting structure.
Notes to Table 4.1.8.17.:
6.2.9.2. Insulation and Coverings (1) Insulation and coverings on pipes shall be composed of material suitable for the operating temperature of the system to withstand deterioration from softening, melting, mildew and mould. (2) Insulation and coverings on pipes in which the temperature of the fluid exceeds 120°C, (a) shall be made of noncombustible material, or (b) shall not flame, glow, smoulder or smoke when tested in accordance with the method of test ASTM C411, “Hot-Surface Performance of High-Temperature Thermal Insulation”, at the maximum temperature to which such insulation or covering is to be exposed in service. (3) Except as provided in Sentence (7), where combustible insulation is used on piping in a horizontal or vertical service space, the insulation and coverings on such pipes shall have a flame-spread rating throughout the material of not more than 25 in buildings of noncombustible construction and not more than 75 in buildings of combustible construction. (4) Except as provided in Sentence (7), insulation and coverings on piping located in rooms and spaces other than the service spaces described in Sentence (3) shall have a flame-spread rating of not more than that required for the interior finish for the ceiling of the room or space. (5) Except as provided in Sentence (7), where combustible insulation and covering is used on piping in buildings described in Subsection 3.2.6., they shall have a smoke developed classification of not more than 100. (6) Exposed piping or equipment subject to human contact shall be insulated so that the temperature of the exposed surface does not exceed 70°C. (7) No flame-spread rating or smoke developed classification limitations are required where combustible insulation and coverings are used on piping when such piping is, (a) located within a concealed space in a wall, (b) located in a floor slab, or (c) enclosed in a noncombustible raceway or conduit.
Notes to Table 4.1.8.17.:
6.2.9.3. Clearances (1) Clearances between combustible material and bare pipes carrying steam or hot water shall conform to Table 6.2.9.3. Table 6.2.9.3.   Clearance Between Steam or Hot Water Pipes and Combustible Material Forming Part of Sentences 6.2.7.1.(1), 6.2.8.1.(2) and 6.2.9.3.(1)  Column 1

Column 2


Steam or Water Temperature, °C

Minimum Clearance, mm


not above 95

no clearance


above 95 to 120

15


above 120

25
Notes to Table 4.1.8.17.:
6.2.9.4. Surface Temperature (1) The exposed surface temperature of a steam or hot water radiator shall not exceed 70°C unless precautions are taken to prevent human contact.
Notes to Table 4.1.8.17.:
6.2.9.5. Protection (1) Where a pipe carrying steam or hot water at a temperature above 120°C passes through a combustible floor, ceiling or wall, the construction shall be protected by a sleeve of metal or other noncombustible material not less than 50 mm larger in diameter than the pipe. (2) Unprotected steam or hot water pipes that pass through a storage space shall be covered with not less than 25 mm of noncombustible insulation to prevent direct contact with the material stored.
Notes to Table 4.1.8.17.:
6.2.9.6. Piping in Shafts (1) Where piping for heating or air-conditioning systems is enclosed in a shaft, the requirements of Article 3.6.3.1. for shafts shall apply. 6.2.10. Refrigerating Systems and Equipment for Air-Conditioning
Notes to Table 4.1.8.17.:
6.2.10.1. Cooling Units (1) Where a cooling unit is combined with a fuel-fired furnace in the same duct system, the cooling unit shall be installed, (a) in parallel with the heating furnace, (b) upstream of the furnace provided the furnace is designed for such application, or (c) downstream of the furnace provided the cooling unit is designed to prevent excessive temperature or pressure in the refrigeration system. 6.2.11. Storage Bins
Notes to Table 4.1.8.17.:
6.2.11.1. Storage Bins (1) Service pipes passing through a storage bin for solid fuel shall be protected or so located as to avoid damage to the pipes. (2) Except for fuel-thawing pipes, every pipe designed to operate at a temperature of 50°C or above shall be located where fuel cannot be stored in contact with it. (3) A storage bin for solid fuel shall not be located above a sewer opening or drain opening. (4) Storage bins for solid fuel shall be designed and constructed so that the air temperature in the bin or the surface temperature of any part of the floor or walls is below 50°C.
Notes to Table 4.1.8.17.:
6.2.11.2. Ash Storage Bins (1) Every ash storage bin shall be constructed of noncombustible material. (2) Every opening in an ash storage bin shall be protected by a tight-fitting metal door with metal frame securely fastened to the bin. 6.2.12. Carbon Monoxide Alarms
Notes to Table 4.1.8.17.:
6.2.12.1. Application (1) This Subsection applies to every building that, (a) contains a residential occupancy, and (b) contains a fuel-burning appliance or a storage garage.
Notes to Table 4.1.8.17.:
6.2.12.2. Location of Carbon Monoxide Alarms (1) Where a fuel-burning appliance is installed in a suite of residential occupancy, a carbon monoxide alarm shall be installed adjacent to each sleeping area in the suite. (2) Where a fuel-burning appliance is installed in a service room that is not in a suite of residential occupancy, a carbon monoxide alarm shall be installed, (a) adjacent to each sleeping area in every suite of residential occupancy that is adjacent to the service room, and (b) in the service room. (3) Where a storage garage is located in a building containing a residential occupancy, a carbon monoxide alarm shall be installed adjacent to each sleeping area in every suite of residential occupancy that is adjacent to the storage garage.
Notes to Table 4.1.8.17.:
6.2.12.3. Installation and Conformance to Standards (1) The carbon monoxide alarms required by Article 6.2.12.2. shall, (a) be permanently connected to an electrical circuit and shall have no disconnect switch between the overcurrent device and the carbon monoxide alarm, (b) be wired so that its activation will activate all carbon monoxide alarms within the suite, where located within a suite of residential occupancy, (c) be equipped with an alarm that is audible within bedrooms when the intervening doors are closed, where located in a suite of residential occupancy, and (d) conform to, (i) CAN/CSA-6.19, “Residential Carbon Monoxide Alarming Devices”, or (ii) UL 2034, “Single and Multiple Station Carbon Monoxide Alarms”. Section 6.3. Chimneys and Venting Equipment 6.3.1. General
Notes to Table 4.1.8.17.:
6.3.1.1. Requirement for Venting (1) Except as provided in Articles 6.3.1.2. and 6.3.1.3., the products of combustion from solid fuel-burning appliances shall be vented in conformance with the requirements in the applicable appliance installation standards listed in Article 6.2.1.4.
Notes to Table 4.1.8.17.:
6.3.1.2. Masonry or Concrete Chimneys (1) Rectangular masonry or concrete chimneys not more than 12 m in height shall conform to Part 9 if they serve, (a)  appliances with a combined total rated heat output of 120 kW or less, or (b) fireplaces. (2) Masonry or concrete chimneys other than those described in Sentence (1) shall be designed and installed in conformance with the appropriate requirements in NFPA 211, “Standard for Chimneys, Fireplaces, Vents and Solid Fuel-Burning Appliances”.
Notes to Table 4.1.8.17.:
6.3.1.3. Metal Smoke Stacks (1) Single wall metal smoke stacks shall be designed and installed in conformance with NFPA 211, “Standard for Chimneys, Fireplaces, Vents and Solid Fuel-Burning Appliances”.
Notes to Table 4.1.8.17.:
6.3.1.4. Reserved
Notes to Table 4.1.8.17.:
6.3.1.5. Access Ladders (1) Access ladders for chimneys, when provided, shall consist of steel or bronze rungs, built into the walls of the chimneys. (2) Rungs for external ladders shall begin at not less than 2 500 mm from ground level. O. Reg. 350/06, Division B, Part 6; O. Reg. 137/07, ss. 33-35; O. Reg. 503/09, ss. 74-77. PART 7   PLUMBING  Section

7.1.

General


 

7.1.1.

Scope


 

7.1.2.

Application


 

7.1.3.

Definitions


 

7.1.4.

Plumbing Facilities


 

7.1.5.

Service Connections


 

7.1.6.

Location of Fixtures


 

 

 


Section

7.2.

Materials and Equipment


 

7.2.1.

General


 

7.2.2.

Fixtures


 

7.2.3.

Traps and Interceptors


 

7.2.4.

Pipe Fittings


 

7.2.5.

Non-Metallic Pipe and Fittings


 

7.2.6.

Ferrous Pipe and Fittings


 

7.2.7.

Non-Ferrous Pipe and Fittings


 

7.2.8.

Corrosion Resistant Materials


 

7.2.9.

Jointing Materials


 

7.2.10.

Miscellaneous Materials


 

7.2.11.

Water Service Pipes and Fire Service Mains


 

 

 


Section

7.3.

Piping


 

7.3.1.

Application


 

7.3.2.

Construction and Use of Joints


 

7.3.3.

Joints and Connections


 

7.3.4.

Support of Piping


 

7.3.5.

Protection of Piping


 

7.3.6.

Testing of Drainage and Venting Systems


 

7.3.7.

Testing of Potable Water Systems


 

 

 


Section

7.4.

Drainage Systems


 

7.4.1.

Application


 

7.4.2.

Connections to Drainage Systems


 

7.4.3.

Location of Fixtures


 

7.4.4.

Treatment of Sewage and Wastes


 

7.4.5.

Traps


 

7.4.6.

Arrangement of Drainage Piping


 

7.4.7.

Cleanouts 


 

7.4.8.

Minimum Slope and Length of Drainage Pipes


 

7.4.9.

Size of Drainage Pipes


 

7.4.10.

Hydraulic Loads


 

 

 


Section

7.5.

Venting Systems


 

7.5.1.

Vent Pipes for Traps


 

7.5.2.

Wet Venting


 

7.5.3.

Circuit Venting


 

7.5.4.

Vent Pipes for Soil or Waste Stacks


 

7.5.5.

Miscellaneous Vent Pipes 


 

7.5.6.

Arrangement of Vent Pipes


 

7.5.7.

Minimum Size of Vent Pipes


 

7.5.8.

Sizing of Vent Pipes


 

7.5.9.

Air Admittance Valves


 

 

 


Section

7.6.

Potable Water Systems


 

7.6.1.

Arrangement of Piping


 

7.6.2.

Protection from Contamination


 

7.6.3.

Size and Capacity of Pipes


 

7.6.4.

Water Efficiency


 

7.6.5.

Water Temperature Control


 

 

 


Section

7.7.

Non-Potable Water Systems


 

7.7.1.

Connection


 

7.7.2.

Identification


 

7.7.3.

Location Section 7.1. General 7.1.1. Scope
Notes to Table 4.1.8.17.:
7.1.1.1. Scope (1) The scope of this Part shall be as described in Subsection 1.1.2. of Division A. 7.1.2. Application
Notes to Table 4.1.8.17.:
7.1.2.1. Application (1) Except as provided in Sentence (2), this Part applies to the design and construction of plumbing. (2) This Part does not apply to industrial process systems unless the industrial process system is interconnected with the plumbing system, in which case the interconnection shall be so designed and installed so that the plumbing system is protected against contamination or malfunction that may be caused by the industrial system. 7.1.3. Definitions
Notes to Table 4.1.8.17.:
7.1.3.1. Definitions (1) In this Part, Storey means the interval between two successive floor levels including mezzanine floors that contain plumbing or between a floor level and roof. 7.1.4. Plumbing Facilities
Notes to Table 4.1.8.17.:
7.1.4.1. Facilities Required (1) Plumbing facilities shall be provided in accordance with Subsection 3.7.4. and Section 9.31.
Notes to Table 4.1.8.17.:
7.1.4.2. Floor Drains (1) Where gravity drainage to a sanitary drainage system is possible, a floor drain shall be installed in a basement forming part of a dwelling unit. (2) Where gravity drainage to a sanitary drainage system is not possible, the floor drain required by Sentence (1) may be connected to a storm drainage system, dry well or drainage ditch provided it is located where it can receive only clear water waste or storm sewage. (3) A floor drain shall be provided in a public laundry room, garbage room, incinerator room, boiler or heating room that is not located within a dwelling unit. 7.1.5. Service Connections
Notes to Table 4.1.8.17.:
7.1.5.1. Sanitary Drainage Systems (1) Every sanitary drainage system shall be connected to a public sanitary sewer, a public combined sewer or a private sewage disposal system. (2) A combined building drain or a combined building sewer shall not be installed.
Notes to Table 4.1.8.17.:
7.1.5.2. Storm Drainage Systems (1) Every storm drainage system shall be connected to a public storm sewage works, a public combined sewage works or a designated storm water disposal location but shall not be connected to a sanitary sewage works.
Notes to Table 4.1.8.17.:
7.1.5.3. Water Distribution Systems (1) Except as provided in Sentence (2), every water distribution system shall be connected, (a) to a watermain that is part of a municipal drinking water system, or (b) to a drinking water system, if a watermain described in Clause (a) is not available. (2) Storm sewage or greywater that is free of solids may be used for the flushing of water closets, urinals or the priming of traps. (3) Piping conveying the non-potable water described in Sentence (2) shall be installed in conformance with Section 7.7.
Notes to Table 4.1.8.17.:
7.1.5.4. Separate Services (1) Except as provided in Sentences (2) and (3), piping in any building shall be connected to the public services separately from piping of any other building. (2) An ancillary building on the same property as the main building may be served by the same service. (3) Water service pipes or building sewers serving buildings located on the same property may connect into a private water supply or a private sewer conforming to Article 7.1.5.5. (4) No plumbing serving a dwelling unit shall be installed in or under another unit of the building unless the piping is located in a tunnel, pipe corridor, common basement or parking garage, so that the piping is accessible for servicing and maintenance throughout its length without encroachment on any private living space, but this Sentence does not prevent plumbing serving a unit located above another unit from being installed in or under the lower unit.
Notes to Table 4.1.8.17.:
7.1.5.5. Private Sewers and Private Water Supply (1) Private sewers and private water supply pipes shall be installed according to MOE, “Guidelines for the Design of Sanitary Sewage Systems, Guidelines for the Design of Storm Sewer Systems, Guidelines for the Design of Water Distribution Systems and Guidelines for Servicing in Areas Subject to Adverse Conditions”. 7.1.6. Location of Fixtures
Notes to Table 4.1.8.17.:
7.1.6.1. Lighting and Ventilation Requirements (1) Plumbing fixtures shall not be installed in a room that is not lighted and ventilated in accordance with the appropriate requirements in Parts 3 and 9.
Notes to Table 4.1.8.17.:
7.1.6.2. Accessibility (1) Every fixture, plumbing appliance, interceptor, cleanout, valve, device or piece of equipment shall be so located that it is readily accessible for use, cleaning and maintenance. Section 7.2. Materials and Equipment 7.2.1. General
Notes to Table 4.1.8.17.:
7.2.1.1. Exposure of Materials (1) Where unusual conditions exist such as excessively corrosive soil or water, only materials suited for use in such locations shall be used. (2) Materials and equipment used in a drainage system where excessively corrosive wastes are present shall be suitable for the purpose.
Notes to Table 4.1.8.17.:
7.2.1.2. Restrictions on Re-Use (1) Used materials and equipment, including fixtures, shall not be reused unless they meet the requirements of this Part for new materials and equipment and are otherwise satisfactory for their intended use. (2) Materials and equipment that have been used for a purpose other than the distribution of potable water shall not be subsequently used in a potable water system.
Notes to Table 4.1.8.17.:
7.2.1.3. Identification and Certification (1) Every length of pipe and every fitting shall have cast, stamped or indelibly marked on it the maker's name or mark and the weight or class or quality of the product, or it shall be marked in accordance with the relevant standard, and such markings shall be visible after installation. (2) Where a component of a plumbing system is required by this Code to comply with a standard and the compliance is not certified by a testing agency accredited by the Standards Council of Canada for the testing of the component in question and, when an inspector requests proof of the compliance, proof of compliance shall be produced by the person proposing to install or have installed the component, and without such proof the component shall not be installed as a permanent part of any plumbing system. (3) The lack of certification markings on a product or plumbing component shall be regarded as proof, in the absence of evidence to the contrary that no certification exists. (4) If a component of a plumbing system is required to be certified to a standard, the certification shall be made by a testing agency accredited for that purpose by the Standards Council of Canada.
Notes to Table 4.1.8.17.:
7.2.1.4. Pipe or Piping (1) Where the term pipe or piping and fittings is used, it shall also apply to tube or tubing and fittings unless otherwise stated.
Notes to Table 4.1.8.17.:
7.2.1.5. Withstanding Pressure (1) Piping, fittings and joints used in pressure sewer, forcemain or sump pump discharge applications shall be capable of withstanding at least one and one-half times the maximum potential pressure. 7.2.2. Fixtures
Notes to Table 4.1.8.17.:
7.2.2.1. Surface Requirements (1) Except for the area designed to be slip proof in such fixtures, every exposed area of a fixture shall have a smooth, hard corrosion-resistant surface that is free from flaws and blemishes that may interfere with cleaning.
Notes to Table 4.1.8.17.:
7.2.2.2. Conformance to Standards (1) Every water closet and urinal shall conform to the requirements in Article 7.6.4.2. (2) Every vitreous china fixture shall conform to CAN/CSA-B45.1, “Ceramic Plumbing Fixtures”. (3) Every enamelled cast iron fixture shall conform to CAN/CSA-B45.2, “Enamelled Cast Iron Plumbing Fixtures”. (4) Every porcelain enamelled steel fixture shall conform to CAN/CSA-B45.3, “Porcelain-Enamelled Steel Plumbing Fixtures”. (5) Every stainless steel fixture shall conform to CAN/CSA-B45.4, “Stainless Steel Plumbing Fixtures”. (6) Every plastic fixture shall conform to CAN/CSA-B45.5, “Plastic Plumbing Fixtures”. (7) Every hydromassage bathtub shall conform to CAN/CSA-B45.10, “Hydromassage Bathtubs”. (8) Every macerating toilet system for single bathrooms shall conform to CAN/CSA-B45.9, “Macerating Systems and Related Components”.
Notes to Table 4.1.8.17.:
7.2.2.3. Showers (1) Every shower receptor shall be constructed and arranged so that water cannot leak through the walls or floor. (2) Not more than 6 shower heads shall be served by a single shower drain. (3) Where two or more shower heads are served by a shower drain, the floor shall be sloped and the drain located so that water from one head cannot flow over the area that serves another head. (4) Except for column showers, when a battery of shower heads is installed, the horizontal distance between two adjacent shower heads shall be at least 750 mm.
Notes to Table 4.1.8.17.:
7.2.2.4. Concealed Overflows (1) A dishwashing sink and a food preparation sink shall not have concealed overflows.
Notes to Table 4.1.8.17.:
7.2.2.5. Water Closets in Public Washrooms (1) Except for Eastern-Style toilets, where a water closet is installed in a washroom for public use it shall be of the elongated type and provided with a seat of the open front type.
Notes to Table 4.1.8.17.:
7.2.2.6. Lavatories (1) A lavatory that does not have an overflow shall be equipped with a centre outlet waste fitting.
Notes to Table 4.1.8.17.:
7.2.2.7. Trough Urinals (1) No trough urinal shall be used as part of a plumbing system. 7.2.3. Traps and Interceptors
Notes to Table 4.1.8.17.:
7.2.3.1. Traps (1) Except as provided for in Sentence (2), every trap shall, (a) have a trap seal depth of at least 38 mm, (b) be so designed that failure of the seal walls will cause exterior leakage, and (c) have a water seal that does not depend on the action of moving parts. (2) The trap seal depth on fixtures draining to an acid waste system shall be a minimum of 50 mm. (3) Every trap that serves a lavatory, a sink or a laundry tray shall, (a) be provided with a cleanout plug of a minimum ¾ in. size located at the lowest point of the trap and of the same material as the trap, except that a cast iron trap shall be provided with a brass cleanout plug, or (b) be designed so that part of the trap can be removed for cleaning purposes. (4) A bell trap or an S-trap shall not be installed in a drainage system. (5) A drum trap shall not be installed in a drainage system. (6) Except as permitted in Sentence (7), no bottle trap shall be used in a plumbing system. (7) A bottle trap may be used on a laboratory sink or other fixture equipped with corrosion resistant fittings. (8) No running trap shall be installed in a plumbing system unless an accessible handhole is provided for cleaning of the trap, and where the trap is too small to accommodate a handhole, a cleanout shall be provided.
Notes to Table 4.1.8.17.:
7.2.3.2. Interceptors (1) Every interceptor shall be designed so that it can be readily cleaned. (2) Every grease interceptor shall be designed so that it does not become air bound.
Notes to Table 4.1.8.17.:
7.2.3.3. Tubular Traps (1) Tubular metal or plastic traps that conform to ASME A112.18.2 / CAN/CSA-B125.2, “Plumbing Waste Fittings” shall be used in accessible locations. 7.2.4. Pipe Fittings
Notes to Table 4.1.8.17.:
7.2.4.1. T and Cross Fittings (1) A T fitting shall not be used in a drainage system except to connect a vent pipe. (2) A cross fitting shall not be used in a drainage system.
Notes to Table 4.1.8.17.:
7.2.4.2. Sanitary T Fittings (1) A double sanitary T fitting shall not be used to connect the fixture drains of two urinals where no cleanout fitting is provided above the connection. (2) No pipe fitting, joint or connection that would tend to intercept solids or reduce the flow through a pipe by more than 10 per cent shall be used in a plumbing system.
Notes to Table 4.1.8.17.:
7.2.4.3. 90° Elbows (1) Except as permitted in Sentences (2) and (3), 90° elbows of 4 in. size or less that have a centre-line radius that is less than the size of the pipe shall not be used to join two soil or waste pipes. (2) 90° elbows of 4 in. size or less in sanitary drainage systems may be used, (a) to change the direction of piping from horizontal to vertical, in the direction of flow, (b) where a trap arm enters a wall, or (c) to connect trap arms as permitted by Sentence 7.5.6.3.(2). (3) A 90° elbow that is part of the pre-engineered wastewater heat recovery system is permitted to have a centre-line radius that is less than the size of the pipe.
Notes to Table 4.1.8.17.:
7.2.4.4. Fittings Restricted in Use (1) No double Y, double TY, double T or double waste fitting shall be installed in a nominally horizontal soil or waste pipe.
Notes to Table 4.1.8.17.:
7.2.4.5. Assembled Pipe or Tubing (1) Pipe or tubing assembled to comprise a standard drain waste and venting system shall be connected with drain, waste and vent fittings in conformance with Table 7.2.4.5.  7.2.5. Non-Metallic Pipe and Fittings
Notes to Table 4.1.8.17.:
7.2.5.1. Asbestos-Cement Drainage Pipe and Fittings (1) Except as provided in Sentence (2), asbestos-cement pipe and its fittings for use in a drain, waste or vent system shall conform to, (a) CAN/CGSB-34.22, “Asbestos-Cement Drain Pipe”, or (b) CSA B127.1, “Asbestos Cement Drain, Waste and Vent Fittings”. (2) Asbestos-cement pipe and fittings used underground either outside a building or under a building shall conform to Sentence (1) or to, (a) CAN/CGSB-34.9, “Asbestos-Cement Sewer Pipe”, (b) CAN/CGSB-34.23, “Asbestos-Cement House Connection Sewer Pipe”, or (c) CSA B127.2, “Components for Use in Asbestos-Cement Building Sewer Systems”.
Notes to Table 4.1.8.17.:
7.2.5.2. Reserved
Notes to Table 4.1.8.17.:
7.2.5.3. Concrete Pipe and Fittings (1) Concrete pipe shall conform to CSA A257 Series, “Standards for Circular Concrete Pipe and Manholes”. (2) Joints with external elastomeric gaskets shall be made with corrosion resistant external band type flexible mechanical couplings that conform to CAN/CSA-B602, “Mechanical Couplings for Drain, Waste, and Vent Pipe and Sewer Pipe”. (3) Concrete fittings field fabricated from lengths of pipe shall not be used. (4) Concrete pipe shall not be used above ground inside a building. (5) Precast reinforced circular concrete manhole sections, catch basins and fittings shall conform to CSA A257.4, “Precast Reinforced Circular Concrete Manhole Sections, Catch Basins, and Fittings”.
Notes to Table 4.1.8.17.:
7.2.5.4. Vitrified Clay Pipe and Fittings (1) Vitrified clay pipe and fittings shall be certified to CSA A60.1-M, “Vitrified Clay Pipe”. (2) Couplings and joints for vitrified clay pipe shall be certified to CSA A60.3-M, “Vitrified Clay Pipe Joints”. (3) Vitrified clay pipe and fittings shall not be used except for an underground part of a drainage system.
Notes to Table 4.1.8.17.:
7.2.5.5. Polyethylene Pipe and Fittings (1) Polyethylene water pipe, tubing and fittings shall be certified to Series 160 of CAN/CSA-B137.1, “Polyethylene (PE) Pipe, Tubing and Fittings for Cold Water Pressure Services”. (2) Except as permitted in Sentence 7.2.5.7.(1), polyethylene water pipe shall not be used except for a water service pipe. (3) Butt fusion fittings for polyethylene pipe shall conform to ASTM D3261, “Butt Heat Fusion Polyethylene (PE) Plastic Fittings for Polyethylene (PE) Plastic Pipe and Tubing”.
Notes to Table 4.1.8.17.:
7.2.5.6. Polyethylene Pipe Used Underground (1) Polyethylene pipe used underground in a drainage system for rehabilitation of existing systems using trenchless technology shall conform to ASTM F714, “Polyethylene (PE) Plastic Pipe (SDR-PR) Based on Outside Diameter” and shall be HDPE 3408, SDR 17 or heavier.
Notes to Table 4.1.8.17.:
7.2.5.7. Crosslinked Polyethylene Pipe and Fittings (1) Cross-linked polyethylene pipe and its associated fittings used in hot and cold potable water systems shall be certified to CAN/CSA-B137.5, “Crosslinked Polyethylene (PEX) Tubing Systems for Pressure Applications”.
Notes to Table 4.1.8.17.:
7.2.5.8. PVC Pipe and Fittings (1) PVC water pipe, fittings and solvent cement shall be certified to CAN/CSA-B137.3, “Rigid Polyvinylchloride (PVC) Pipe for Pressure Applications” or CAN/CSA-B137.2, “Polyvinylchloride (PVC) Injection-Moulded Gasketed Fittings for Pressure Applications”, and have a minimum pressure rating of 1 100 kPa. (2) PVC water pipe and fittings in Sentence (1) shall not be used in a hot water system.
Notes to Table 4.1.8.17.:
7.2.5.9. CPVC Pipe, Fittings and Solvent Cements (1) CPVC hot and cold water pipe, fittings and solvent cements shall be certified to CAN/CSA-B137.6, “Chlorinated Polyvinylchloride (CPVC) Pipe, Tubing and Fittings for Hot and Cold Water Distribution Systems”. (2) The design temperature and design pressure of a CPVC piping system shall conform to CAN/CSA-B137.6, “Chlorinated Polyvinylchloride (CPVC) Pipe, Tubing and Fittings for Hot and Cold Water Distribution Systems”.
Notes to Table 4.1.8.17.:
7.2.5.10. Plastic Pipe, Fittings and Solvent Cement Used Underground (1) Plastic pipe, fittings and solvent cement used underground outside a building or under a building in a drainage system shall be certified to, (a) ASTM F628, “Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste and Vent Pipe With a Cellular Core”. (b) CAN/CSA-B181.1, “Acrylonitrile-Butadiene-Styrene (ABS) Drain, Waste, and Vent Pipe and Pipe Fittings”, (c) CAN/CSA-B181.2, “Polyvinylchloride (PVC) and Chlorinated Polyvinylchloride (CPVC) Drain, Waste, and Vent Pipe and Pipe Fittings”, (d) CAN/CSA-B182.1, “Plastic Drain and Sewer Pipe and Pipe Fittings”, (e) CAN/CSA-B182.2, “PSM Type Polyvinylchloride (PVC) Sewer Pipe and Fittings”, (f) CAN/CSA-B182.4, “Profile Polyvinylchloride (PVC) Sewer Pipe and Fittings”, (g) CAN/CSA-B182.6, “Profile Polyethylene (PE) Sewer Pipe and Fittings for Leak-Proof Sewer Applications”, (h) CAN/CSA-B182.7, “PSM Type Multilayer Polyvinylchloride (PVC) Sewer Pipe Having Reprocessed-Recycled Content”, (i) CAN/CSA-B137.2, “Polyvinylchloride (PVC) Injection-Moulded Gasketed Fittings for Pressure Applications”, or (j) CAN/CSA-B137.3, “Rigid Polyvinylchloride (PVC) Pipe for Pressure Applications”. (2) Except as permitted in Clauses (i) and (j), plastic pipe used as described in Sentence (1) shall have a stiffness equal or greater than 320 kPa.
Notes to Table 4.1.8.17.:
7.2.5.11. Transition Solvent Cement (1) Solvent cement for transition joints shall conform to, (a) CAN/CSA-B181.1, “Acrylonitrile-Butadiene-Styrene (ABS) Drain, Waste, and Vent Pipe and Pipe Fittings”, or (b) CAN/CSA-B181.2, “Polyvinylchloride (PVC) and Chlorinated Polyvinylchloride (CPVC) Drain, Waste, and Vent Pipe and Pipe Fittings”. (2) Transition solvent cement shall only be used for joining an ABS plumbing system to a PVC plumbing system.
Notes to Table 4.1.8.17.:
7.2.5.12. Plastic Pipe, Fittings and Solvent Cement Used in Buildings (1) Plastic pipe, fittings and solvent cement used inside or under a building in a sanitary drainage system or venting system shall be certified to, (a) ASTM F628, “Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe With a Cellular Core”. (b) CAN/CSA-B181.1, “Acrylonitrile-Butadiene-Styrene (ABS) Drain, Waste, and Vent Pipe and Pipe Fittings”, or (c) CAN/CSA-B181.2, “Polyvinylchloride (PVC) and Chlorinated Polyvinylchloride (CPVC) Drain, Waste, and Vent Pipe and Pipe Fittings”. (2) Plastic pipe, fittings and solvent cement used inside a building in a storm drainage system shall be certified to, (a) ASTM F628, “Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe With a Cellular Core”. (b) CAN/CSA-B181.1, “Acrylonitrile-Butadiene-Styrene (ABS) Drain, Waste, and Vent Pipe and Pipe Fittings”, (c) CAN/CSA-B181.2, “Polyvinylchloride (PVC) and Chlorinated Polyvinylchloride (CPVC) Drain, Waste, and Vent Pipe and Pipe Fittings”, (d) CAN/CSA-B182.1, “Plastic Drain and Sewer Pipe and Pipe Fittings”, or (e) CAN/CSA-B182.2, “PSM Type Polyvinylchloride (PVC) Sewer Pipe and Fittings”. (3) Plastic pipe used as described in Sentence (2) shall have a pipe stiffness equal or greater than 320 kPa. (4) Requirements for combustible piping in relation to fire safety shall conform to Sentences 3.1.5.16.(1) and 9.10.9.6.(2) to (8) and Articles 3.1.9.4. and 9.10.9.7. (5) Where noncombustible piping pierces a fire separation or a fire stop, the requirements for fire stopping of Subsection 3.1.9., Sentence 9.10.9.6.(1) and Article 9.10.16.4. shall apply.
Notes to Table 4.1.8.17.:
7.2.5.13. Polyethylene/Aluminum/Polyethylene Composite Pipe and Fittings (1) PE/AL/PE composite pipe and fittings used for potable water systems shall conform to CAN/CSA-B137.9, “Polyethylene/Aluminum/Polyethylene (PE-AL-PE) Composite Pressure-Pipe Systems”. (2) Except as provided in Sentences (3) and (4), PE/AL/PE pipe and fittings shall not be used in a hot water system. (3) PE/AL/PE pipe with a pressure rating of 690 kPa or greater at 82ºC shall be permitted in a hot water system. (4) PE/AL/PE pipe with a pressure rating of 690 kPa or greater at 82ºC shall be used with fittings that conform to CAN/CSA-B137.10, “Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene (PEX-AL-PEX) Composite Pressure-Pipe Systems”, in a hot water system.
Notes to Table 4.1.8.17.:
7.2.5.14. Crosslinked Polyethylene/ Aluminum/ Polyethylene Composite Pipe and Fittings (1) PEX/AL/PEX composite pipe and fittings used for potable water systems shall conform to CAN/CSA-B137.10, “Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene (PEX-AL-PEX) Composite Pressure-Pipe Systems”.
Notes to Table 4.1.8.17.:
7.2.5.15. Polypropylene Pipe and Fittings (1) Polypropylene pipe and fittings used for hot and cold potable water systems shall conform to CAN/CSA-B137.11, “Polypropylene (PP-R) Pipe and Fittings for Pressure Applications”. 7.2.6. Ferrous Pipe and Fittings
Notes to Table 4.1.8.17.:
7.2.6.1. Cast Iron Drainage and Vent Pipe and Fittings (1) Drainage piping, vent piping and fittings made of cast iron shall be certified to CAN/CSA-B70, “Cast Iron Soil Pipe, Fittings and Means of Joining”. (2) Cast iron soil pipe and fittings shall not be used in a water system.
Notes to Table 4.1.8.17.:
7.2.6.2. Cast Iron Fittings for Asbestos-Cement Drainage Pipe (1) Cast iron fittings designed for use with asbestos-cement pipe for drainage purposes shall conform to the applicable requirements of, (a) CSA B127.1, “Asbestos Cement Drain, Waste and Vent Fittings”, or (b) CSA B127.2-M, “Components for Use in Asbestos Cement Building Sewer Systems”.
Notes to Table 4.1.8.17.:
7.2.6.3. Threaded Cast Iron Drainage Fittings (1) Threaded cast iron drainage fittings shall conform to ANSI/ASME B16.12, “Cast-Iron Threaded Drainage Fittings”. (2) Threaded cast iron drainage fittings shall not be used in a water system.
Notes to Table 4.1.8.17.:
7.2.6.4. Cast Iron Water Pipe (1) Cast iron water pipes shall conform to ANSI/AWWA C151/A21.51, “Ductile-Iron Pipe, Centrifugally Cast for Water”. (2) Cement mortar lining for cast iron water pipes shall conform to ANSI/AWWA C104/A21.4, “Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water”. (3) Cast iron fittings for cast iron or ductile-iron water pipes shall conform to ANSI/AWWA C110/A21.10, “Ductile-Iron and Gray-Iron Fittings for Water”. (4) Rubber gasket joints for cast iron and ductileiron pressure pipe for water piping shall conform to ANSI/AWWA C111/A21.11, “Rubber-Gasket Joints for Ductile-Iron Pressure Pipe and Fittings”.
Notes to Table 4.1.8.17.:
7.2.6.5. Screwed Cast Iron Water Fittings (1) Screwed cast iron water fittings shall conform to ANSI/ASME B16.4, “Gray Iron Threaded Fittings, Classes 125 and 250”. (2) Screwed cast iron water fittings used in a water system shall be cement-mortar lined or galvanized. (3) Screwed cast iron water fittings shall not be used in a drainage system.
Notes to Table 4.1.8.17.:
7.2.6.6. Screwed Malleable Iron Water Fittings (1) Screwed malleable iron water fittings shall conform to ANSI/ASME B16.3, “Malleable Iron Threaded Fittings, Classes 150 and 300”. (2) Screwed malleable iron water fittings used in a water system shall be cement-mortar lined or galvanized. (3) Screwed malleable iron water fittings shall not be used in a drainage system.
Notes to Table 4.1.8.17.:
7.2.6.7. Steel Pipe (1) Except as provided in Sentences (2) and (3), welded and seamless steel pipe shall not be used in a plumbing system. (2) Galvanized steel pipe may be used in a drainage system or a venting system above ground inside a building. (3) Galvanized steel pipe and fittings shall not be used in a water distribution system except, (a) in buildings of industrial occupancy, or (b) for the repair of existing galvanized steel piping systems. (4) Galvanized steel pipe and fittings shall conform to ASTM A53/A53M, “Pipe, Steel, Black and Hot Dipped, Zinc-Coated Welded and Seamless”. (5) Where galvanized steel pipe is used in a drainage system, it shall be used with drainage fittings. (6) All steel pipe of 4 in. size and smaller shall be schedule 40 or heavier and fittings of less than 2 in. size shall be galvanized screw fittings.
Notes to Table 4.1.8.17.:
7.2.6.8. Corrugated Steel Pipe and Couplings (1) Corrugated steel pipe and couplings shall be certified to CSA G401, “Corrugated Steel Pipe Products”. (2) Corrugated steel pipe shall only be used underground outside a building in a storm drainage system. (3) Couplings for corrugated steel pipe shall be constructed so that when installed they shall, (a) maintain the pipe alignment, (b) resist the separation of adjoining lengths of pipe, (c) prevent root penetration, and (d) prevent the infiltration of surrounding material.
Notes to Table 4.1.8.17.:
7.2.6.9. Sheet Metal Leaders (1) A sheet metal leader shall not be used except above ground outside a building. 7.2.7. Non-Ferrous Pipe and Fittings
Notes to Table 4.1.8.17.:
7.2.7.1. Copper and Brass Pipe (1) Copper pipe shall conform to ASTM B42, “Seamless Copper Pipe, Standard Sizes”. (2) Brass pipe shall conform to ASTM B43, “Seamless Red Brass Pipe, Standard Sizes”.
Notes to Table 4.1.8.17.:
7.2.7.2. Brass or Bronze Pipe Flanges and Flanged Fittings (1) Brass or bronze pipe flanges and flanged fittings shall conform to ANSI/ASME B16.24, “Cast Copper Alloy Pipe Flanges and Flanged Fittings”.
Notes to Table 4.1.8.17.:
7.2.7.3. Brass or Bronze Threaded Water Fittings (1) Brass or bronze threaded water fittings shall conform to ANSI/ASME B16.15, “Cast Bronze Threaded Fittings, Classes 125 and 250”. (2) Brass or bronze threaded water fittings shall not be used in a drainage system.
Notes to Table 4.1.8.17.:
7.2.7.4. Copper Tube (1) Copper tube in a plumbing system shall, (a) be certified to ASTM B88, “Seamless Copper Water Tube”, or (b) comply with ASTM B306, “Copper Drainage Tube (DWV)”. (2) The use of copper tube shall conform to Table 7.2.7.4. (3) Copper tube used in a plumbing appliance shall conform to, (a) ASTM B88, “Seamless Copper Water Tube”, or (b) ASTM B68, “Seamless Copper Tube”. (4) Type K or L copper tube shall be used for the potable water side of a heat exchanger in a pre-engineered wastewater heat recovery system. Table 7.2.7.4.   Permitted Use of Copper Tube and Pipe Forming Part of Sentence 7.2.7.4.(2)  Column 1

Column 2

Column 3

Column 4

Column 5

Column 6

Column 7

Column 8


Type of Copper Tube or Pipe

Water Distribution System

Building Sewer

Drainage System

Venting System


 

Under ground

Above ground

 

Under ground

Above ground

Under ground

Above ground


K & L hard

N

P

P

P

P

P

P


K & L soft

P

P

N

N

N

N

N


M hard

N

P

N

N

P

N

P


M soft

N

N

N

N

N

N

N


DWV

N

N

N

N

P

N

P
Notes to Table 7.2.7.4.:
7.2.7.5. Solder-Joint Drainage Fittings (1) Solder-joint fittings for drainage systems shall conform to, (a) ASME B16.23, “Cast Copper Alloy Solder Joint Drainage Fittings: DWV”, or (b) ANSI/ASME B16.29, “Wrought Copper and Wrought Copper Alloy Solder Joint Drainage Fittings – DWV”. (2) Solder-joint fittings for drainage systems shall not be used in a water system.
Notes to Table 7.2.7.4.:
7.2.7.6. Solder-Joint Water Fittings (1) Except as provided in Sentence (2), solder-joint fittings for water systems shall conform to, (a) ANSI B16.18, “Cast Copper Alloy Solder Joint Pressure Fittings”, or (b) ANSI/ASME B16.22, “Wrought Copper and Copper Alloy Solder Joint Pressure Fittings”. (2) Solder-joint fittings for water systems not made by casting or the wrought process shall conform to the applicable requirements of ANSI B16.18, “Cast Copper Alloy Solder Joint Pressure Fittings”.
Notes to Table 7.2.7.4.:
7.2.7.7. Flared-Joint Fittings for Copper Water Systems (1) Flared-joint fittings for copper tube water systems shall conform to ANSI/ASME B16.26, “Cast Copper Alloy Fittings for Flared Copper Tubes”. (2) Flared-joint fittings for copper tube water systems not made by casting shall conform to the applicable requirements of ANSI/ASME B16.26, “Cast Copper Alloy Fittings for Flared Copper Tubes”.
Notes to Table 7.2.7.4.:
7.2.8.1. Pipe and Fittings (1) Pipes and fittings to be used for drainage and venting of acid and corrosive wastes shall conform to, (a) ASTM A518/518M, “Corrosion-Resistant High-Silicon Iron Castings”, (b) ASTM C1053, “Boronsilicate Glass Pipe and Fittings for Drain, Waste, and Vent (DWV) Applications”, or (c) CAN/CSA-B181.3, “Polyolefin and Polyvinylidene (PVDF) Laboratory Drainage Systems”. 7.2.9. Jointing Materials
Notes to Table 7.2.7.4.:
7.2.9.1. Cement Mortar (1) Cement mortar shall not be used for jointing.
Notes to Table 7.2.7.4.:
7.2.9.2. Solder and Fluxes (1) Solders for solder joint fittings shall conform to ASTM B32, “Solder Metal” in accordance with the recommended use. (2) Solders and fluxes having a lead content in excess of 0.2 per cent shall not be used in a potable water system. (3) Fluxes for soldered joints shall conform to ASTM B813, “Liquid and Paste Fluxes for Soldering Applications of Copper and Copper Alloy and Tube”. (4) Joints in all copper tube installed underground outside a building or underground inside the building shall be made with either flared or corporation fittings, or brazed using a brazing alloy from the American Welding Society AWS-BCuP range. 7.2.10. Miscellaneous Materials
Notes to Table 7.2.7.4.:
7.2.10.2. Screws, Bolts, Nuts and Washers (1) Every screw, bolt, nut and washer shall be of materials that are resistant to corrosion, when used, (a) to connect a water closet to a water closet flange, (b) to anchor the water closet flange to the floor, (c) to anchor the water closet to the floor, or (d) to hold cleanout covers or floor drain grates.