Source: https://www.scribd.com/document/146011045/BCA-Green-Mark
Timestamp: 2019-03-27 01:22:07
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4-1 4-2 4-3 4-4 Noise Level Indoor Air Pollutants Waste Disposal Indoor Air Quality in Wet Areas Part 5 – Other Green Features 5-1 Green Features and Innovations Effective Date : 31 Jan 2008 1 .0 Residential Building Criteria Framework .BCA Green Mark for Residential Buildings (Version RB/3. (2) The cap of 50 points does not include Item 1-8. Bonus points can be obtained for compliance with Item 1-8. *see note 1 Building Envelope/ Roof / Air-Conditioning System/ Air Tightness and Leakage / Artificial Lighting/ Ventilation/ Electrical Sub-metering and Luminance Level Energy Related Requirements Minimum 30 points Elective Requirement for Energy Improvement (Combination of the following items to meet min 30 points) Other Green Requirements Minimum 20 points Elective Requirement from Other Areas (Combination of the following items to meet 20 points) (Maximum 50 points) *see note 2 Part 1 .Energy Efficiency 1-1 1-2 1-3 1-4 1-5 1-6 1-7 1-8 Building Envelope – RETV Dwelling Unit Indoor Comfort Natural Ventilation in Common Areas Lighting Ventilation in Carparks Lifts Energy Efficient Features Renewable Energy (Maximum 50 points) Part 2 .Indoor Environmental Quality Note : (1) The compliance with the requirements under the Building Control (BC) Regulations is mandatory.BCA Green Mark Version RB/3.Water Efficiency 2-1 Water Efficient Fittings 2-2 Water Usage 2-3 Irrigation System Part 3 – Environmental Protection 3-1 3-2 3-3 3-4 Sustainable Construction Greenery Environmental Management Practice Public Transport Accessibility Part 4 . No point will be awarded for these items.0) To achieve Green Mark Certified Minimum 50 points Mandatory Requirements under Current BC Regulations.
0) Category (I) Maximum Cap of 50 points Point Allocations Energy Related Requirements Part 1 : Energy Efficiency 1-1 1-2 1-3 1-4 1-5 1-6 1-7 Building Envelope – RETV Dwelling Unit Indoor Comfort Natural Ventilation in Common Areas Lighting Ventilation in Carparks Lifts Energy Efficient Features 15 16 2 15 8 2 7 65 20 Minimum 30 points 20 points Category Score for Part 1 – Energy Efficiency (Exclude Bonus Points) Bonus 1-8 Renewable Energy (Bonus Points) (II) Other Green Requirements Part 2 : Water Efficiency 2-1 Water Efficient Fittings 2-2 Water Usage 2-3 Irrigation System Category Score for Part 2 – Water Efficiency Part 3 : Environmental Protection Maximum Cap of 50 points 10 1 2 13 12 6 9 2 29 1 3 1 1 6 7 7 120 140 100 + Bonus 20 points 3-1 Sustainable Construction Minimum 20 points 3-2 Greenery 3-3 Environmental Management Practice 3-4 Public Transport Accessibility Category Score for Part 3 – Environmental Protection Part 4 : Indoor Environmental Quality 4-1 Noise Level 4-2 Indoor Air Pollutants 4-3 Waste Disposal 4-4 Indoor Air Quality in Wet Areas Category Score for Part 4 – Indoor Environmental Quality Part 5 : Other Green Features 5-1 Green Features & Innovations Category Score for Part 5 – Other Green Features Total Points Allocated : Total Point Allocated (Include BONUS points): Green Mark Score (Max) : Effective Date : 31 Jan 2008 2 .BCA Green Mark Version RB/3.BCA Green Mark for Residential Buildings (Version RB/3.0 Residential Building Criteria Point Allocations .
0 Residential Building Criteria BCA Green Mark Award Rating Green Mark Score 90 and above 85 to < 90 75 to < 85 50 to < 75 Green Mark Rating Green Mark Platinum Green Mark GoldPlus Green Mark Gold Green Mark Certified Pre-requisite Requirements for BCA Green Mark GoldPlus Rating Building envelope design with residential envelope thermal transmittance value (RETV) of 22 W/m2 or lower. Effective Date : 31 Jan 2008 3 . Use of ventilation simulation software or wind tunnel testing to identify the most effective building design and layout and has implemented the recommendations derived to ensure good natural ventilation.BCA Green Mark Version RB/3. Pre-requisite Requirements for BCA Green Mark Platinum Rating Building envelope design with residential envelope thermal transmittance value (RETV) of 20 W/m2 or lower.
(b) Air-conditioning system shall be equipped with manual switches.BCA Green Mark Version RB/3.1 Heavy Over 230 1. and (ii) 15% of the floor area of the aboveground car parking area required to be ventilated. the average thermal transmittance (U-value) for the gross area of the roof shall not exceed the limit prescribed in the following Table 2-1 for the corresponding weight group.0 Residential Building Criteria BCA Green Mark for Residential Buildings (Version RB/3. (b) Where mechanical ventilation or air-conditioning systems are used. timers or automatic controllers for shutting off part of the air-conditioning system to reduce energy use whenever conditions permit.0) Mandatory Requirements M1 Building Envelope – RETV The residential envelope thermal transmittance value (RETV) of the building. shall not exceed 25 W/m . M3 Air-Conditioning System (a) Where the cooling capacity of any air-conditioning system exceeds 30 kW. covered walkways and linkways. M8 Luminance Level Building lighting is maintained at luminance level as stated in SS CP 38 – Code of Practice for Artificial Lighting in Buildings for various types of occupancy.8 Medium 50 to 230 1. M7 Electrical Sub-Metering Provision of sub-metering to monitor energy consumption of key building services and energy usage of end users or tenants. open sided sheds. M4 Air Tightness and Leakage All windows on the building envelope shall not exceed the air leakage rates specified in SS 212 – Specification for Aluminium Alloy Windows.5 This requirement does not apply to building with an aggregate floor area not exceeding 500 m . as determined in accordance with the formula set out in the “Code on Envelope Thermal Performance for Buildings” issued by the 2 Commissioner of Building Control. Table 2-1 – Maximum Thermal Transmittance for Roof of Non Air-Conditioned Building 2 2 Weight Group Weight range (kg/m ) Maximum Thermal Transmittance (W/m K) Light Under 50 0. (a) Where natural ventilation is applicable. the ventilation rates of these systems shall comply with SS CP 13 – Code of Practice for Mechanical Ventilation and Air-Conditioning in Buildings. M2 Roof – U Value In respect of roofs without skylight. store rooms and utility rooms or plants and equipment rooms. the equipment shall comply with the relevant provisions of SS 530 – Code of Practice for Energy Efficiency Standard for Building Services and Equipment. M5 Artificial Lighting (a) The maximum lighting power budget in a building shall comply with SS 530 – Code of Practice for Energy Efficiency Standard for Building Services and Equipment. M6 Ventilation Ventilation shall be adequately provided in a building for its intended occupancy. Source: Building Control Regulations /Approved Document 2 Effective Date : 31 Jan 2008 4 . (b) Lighting control for artificial lighting shall be provided in accordance with SS 530. it shall be provided by means of openable windows or other openings with an aggregate area of not less than (i) 5% of the floor area of the room or space required to be ventilated.
Extent of Coverage : At least 90% of the air-conditioners used in all dwelling units Air-conditioners labelled with : Two Ticks – 2 points Three Ticks – 6 points Four Ticks – 12 points OR OR (a)(ii)Design for natural ventilation (applicable to development where air-conditioners are not provided).6 point for every 10% of units with window openings facing north and south directions Points awarded = 0.0 Residential Building Criteria Elective Requirements Part 1 .6 point for every 10 % of living rooms and bedrooms designed with true cross ventilation Points awarded = 0.6 x (% of units/10) (Up to 6 points) 0.BCA Green Mark Version RB/3.Energy Efficiency 1-1 Building Envelope – RETV Enhance the overall thermal performance of building envelope to minimise heat gain thus reducing the overall cooling load when required. (a)(i) Use of energy efficient air-conditioners that are certified under the Singapore Energy Labelling Scheme. 0.6 x (% rooms /10) ( Up to 6 points) Points will only be awarded provided that the recommendations from ventilation simulations are implemented 4 points • Dwelling unit design : Good ventilation in indoor units through sufficient openings. 1-3 Natural Ventilation in Common Areas Design for natural ventilation in following common areas : (a) Lift lobbies and corridors (b) Staircases Extent of Coverage : All applicable areas 1 point 1 point Effective Date : 31 Jan 2008 5 . (b) Use of ventilation simulation software to identify the most effective building design and layout to achieve good natural ventilation. • Building layout design : Proper design of building layout that utilizes prevailing wind conditions to achieve adequate cross ventilation. Baseline : Maximum Permissible RETV = 25 W/m 2 Green Mark Points 3 points for every reduction of 1 W/m in RETV from the baseline Points awarded = 75 – 3(RETV) 2 where RETV ≤ 25 W/m (Up to 15 points) 2 1-2 Dwelling Unit Indoor Comfort Enhance dwelling unit indoor comfort either through the provision of better efficient airconditioners or good natural ventilation design.
(a) Carparks designed with natural ventilation. the points obtained under this item will be prorated accordingly.8 points Points awarded based on the mode of mechanical ventilation provided Fume extract – 6 points MV with or without supply .0 Residential Building Criteria Part 1 .BCA Green Mark Version RB/3. (b) Sleep mode features or equivalent. Extent of Coverage : All lifts 1 point 1 point Effective Date : 31 Jan 2008 6 . Naturally ventilated carparks .Energy Efficiency 1-4 Lighting Encourage the use of better efficient lighting or daylighting in common areas to minimise energy consumption from lighting usage while maintaining proper lighting level. (a) Artificial lighting in common areas.3 point for every percentage improvement in the lighting power budget Points awarded = 0. Baseline = Maximum lighting power budget stated in SS 530 Green Mark Points 0.3 x (% improvement) (Up to 12 points) (b) Daylighting in the following areas : (i) Lift lobbies and corridors (ii) Staircases (iii) Carparks 1 point 1 point 1 point 1-5 Ventilation in Carparks Encourage the use of energy efficient design and control of ventilation systems in carparks. Note (1) : Where there is a combination of different ventilation mode adopted for carpark design.4 points 1-6 Lifts Encourage the use of lifts with the following energy efficient features : (a) AC variable voltage and variable frequency (VVVF) motor drive or equivalent. (b) CO sensors are used to regulate the demand for mechanical ventilation (MV).
5 point for low impact item (Up to 7 points) Sum of Green Mark Points obtained from Item 1-1 to 1-7 (Bonus points) 1 point for every 3 kWp of solar energy 1 point for every 1% replacement of electricity (exclude household’s usage) by renewable energy (Up to 20 points) PART 1 – ENERGY EFFICIENCY CATEGORY SCORE : Sub-total (A) + Bonus points (Item 1-8) where Sub-Total (A) = Sum of Green Mark Points obtained from Item 1-1 to 1-7 Effective Date : 31 Jan 2008 7 .Energy Efficiency 1-7 Energy Efficient Features Encourage the use of energy efficient features which are innovative and/or have positive environmental impact.0 Residential Building Criteria Part 1 . Examples : Heat recovery devices Cool paints Motion sensors at staircase half landing Heat elevators Gas heaters Sun pipes etc Sub-Total (A) : 1-8 Renewable Energy Encourage the application of renewable energy sources in buildings.BCA Green Mark Version RB/3. (a) Solar energy (b) Other renewable energy Green Mark Points 2 points for high impact item 1 point for medium impact item 0.
(a) (b) (c) (d) (e) Basin taps and mixers Flushing cistern Showers Sink/Bib taps and mixers All other water fittings Green Mark Points Rating based on Water Efficiency Labelling Scheme (WELS) Good 0.BCA Green Mark Version RB/3. (a) Use of non potable water including rainwater for landscape irrigation.0 Residential Building Criteria Part 2 – Water Efficiency 2-1 Water Efficient Fittings Encourage the use of water efficient fittings covered under the Water Efficiency Labelling Scheme (WELS). (b) Use of water efficient irrigation system. 1 point 1 point Extent of Coverage : At least 50% of the landscape areas are served by the system 1 point PART 2 – WATER EFFICIENCY CATEGORY SCORE : Sum of Green Mark Points obtained from Item 2-1 to 2-3 Effective Date : 31 Jan 2008 8 . swimming pools and other water features.5 points V Good 1 points Excellent 2 points Extent of coverage : At least 90% of the fitting type used (Up to 10 points) 2-2 Water Usage Provision of sub-meters to monitor the major water usage such as irrigation. 2-3 Irrigation System Provision of suitable systems that utilise rainwater or recycled water for landscape irrigation to reduce potable water consumption.
Trees GAI = 6 (b) Restoration of trees on site.BCA Green Mark Version RB/3.0 to < 3.0 = 3.5 to < 4.5 = 3.0 – – – – 1 point 2 points 3 points 4 points 1 point 1 point Effective Date : 31 Jan 2008 9 . (c) Use of compost recycled from horticulture waste. (a) More efficient concrete usage for building components. points can only be awarded either from item (c)(i) or (c)(ii). construction practices and materials that are environmentally friendly and sustainable. (ii) Products with at least 30% recycled content by weight or volume. GnP GnP GnP GnP = 2.0 Residential Building Criteria Part 3 – Environmental Protection 3-1 Sustainable Construction Encourage the adoption of building designs. Shrubs GAI = 3.5 point for low impact item (Cap at 3 points) 1 point for high impact item 0. (a) Greenery Provision (GnP) is calculated by considering the 3D volume covered by plants using the following Green Area Index (GAI) : Grass GAI = 1 . conserving or relocating of existing trees on site.5 point for low impact item (Cap at 3 points) (Up to 6 points) 3-2 Greenery Encourage greater use of greenery.1 point for every percentage reduction in the prescribed Concrete Usage Index (CUI) limit for residential buildings (Up to 4 points) (b) Conservation of existing building structure. Palms Trees GAI = 4. Green Mark Points 0.0 to < 3. Note (2) : For products that are certified under SGLS and with at least 30% recycled contents.0 ≥ 4. (c) Use of sustainable materials and products in building construction such as : (i) Environmental friendly products that are certified under The Singapore Green Labelling Scheme (SGLS). Extent of Coverage : Conserve at least 50 % of the existing structural elements or building envelope (by area) 2 points 1 point for high impact item 0. restoration of trees to reduce heat island effect. Applicable to existing structural elements or building envelope.
water use and construction waste. 1 point 1 point PART 3 – ENVIRONMENTAL PROTECTION CATEGORY SCORE : Sum of Green Mark Points obtained from Item 3-1 to 3-4 Effective Date : 31 Jan 2008 10 .BCA Green Mark Version RB/3. main builder. (b) Adequate bicycles parking lots. Green Mark Points 1 point 1 point each (Up to 2 points) 0. glass. (c) Developer. (e) Provision of building users’ guide including details of the environmental friendly facilities and features within the building and their uses in achieving the intended environmental performance during building operation. M & E consultant and architect that are ISO 14000 certified.0 Residential Building Criteria Part 3 – Environmental Protection 3-3 Environmental Management Practice Encourage the adoption of environmental friendly practices during construction and building operation. plastic etc. (b) Building quality assessed under the Construction Quality Assessment System (CONQUAS) and Quality Mark Scheme. (a) Implement effective environmental management programmes including monitoring and setting of targets to minimise energy use.25 point for each firm (Up to 1 point) 1 point for GMM / 2 points for GMP (Up to 3 points) 1 point 1 point 3-4 Public Transport Accessibility Promote the use of public transport or bicycles to reduce pollution from individual car use with the following provision : (a) Good access to nearest MRT/LRT or bus stops. (d) Project team comprises one Certified Green Mark Manager (GMM) and/or one Certified Green Mark Professional (GMP). (f) Provision of facilities or recycling bins for collection and storage of different recyclable waste such as paper.
Green Mark Points 1 point Extent of Coverage : At least 90% of the total internal wall areas 2 points 1 point 1 point Extent of Coverage : At least 90% of all applicable areas 1 point Sum of Green Mark Points obtained from Item 4-1 to 4-4 PART 4 – INDOOR ENVIRONMENTAL QUALITY CATEGORY SCORE : Effective Date : 31 Jan 2008 11 . bathrooms and toilets.0 Residential Building Criteria Part 4 – Indoor Environmental Quality 4-1 Noise Level Building design to achieve ambient internal noise level as specified : 55 dB ( 6am-10pm) LeqA 45 dB (10pm-6 am) LeqA 4.BCA Green Mark Version RB/3.2 Indoor Air Pollutants Minimise airborne contaminants. mainly from inside sources to promote a healthy indoor environment. (a) Use of low volatile organic compounds (VOC) paints certified under The Singapore Green Labelling Scheme (SGLS). (b) Use of adhesives certified under The Singapore Green Labelling Scheme (SGLS) for composite wood products. 4-4 Indoor Air Quality in Wet Areas Provision of adequate natural ventilation and daylighting in wet areas such as kitchens. 4-3 Waste Disposal Minimise airborne contaminants from waste by locating refuse chutes at open ventilation areas such as service balconies or common corridors.
BCA Green Mark Version RB/3.5 point for low impact item (Up to 7 points) PART 5 – OTHER GREEN FEATURES CATEGORY SCORE : Sum of Green Mark Points obtained from Item 5-1 Green Mark Score Green Mark Score = ∑Category Score [ (Part 1 – Energy Efficiency) + (Part 2 – Water Efficiency) + (Part 3 – Environmental Protection) + (Part 4 – Indoor Environmental Quality) + (Part 5 – Other Green Features)] where Category Score for Part 1 ≥ 30 Green Mark points and ∑Category Score for Part 2. 4 & 5 ≥ 20 Green Mark points Effective Date : 31 Jan 2008 12 .0 Residential Building Criteria Part 5 – Other Green Features 5-1 Green Features and Innovations Encourage the use of other green features which are innovative and/or have positive environmental impact. 3. Examples : Pneumatic waste collection system Dual chute system Self cleaning façade system Infiltration trenches Integrated storm water retention/treatment into landscaping etc Green Mark Points 2 points for high impact item 1 point for medium impact item 0.
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