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GREEN BUILDING WORKSHOP 2 nd April, 2015 Glass House, Eco Park, New Town, Kolkata. Dept. of Urban Development Govt. of West Bengal New Town Kolkata Development.

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Presentation on theme: "GREEN BUILDING WORKSHOP 2 nd April, 2015 Glass House, Eco Park, New Town, Kolkata. Dept. of Urban Development Govt. of West Bengal New Town Kolkata Development."— Presentation transcript:

1 GREEN BUILDING WORKSHOP 2 nd April, 2015 Glass House, Eco Park, New Town, Kolkata. Dept. of Urban Development Govt. of West Bengal New Town Kolkata Development Authority New Town, Kolkata

2 BENGAL GREEN INITIATIVE 35 th meeting of Standing Committee of the Cabinet on Industry, Infrastructure & Employment, held on 5 th August, 2014 says that 10% additional F.A.R is to be allowed for green buildings. CABINET DECISION Urban Development Department; Govt. of West Bengal Page 2 of 22

3 1.On the basis of the cabinet decision, Government of West Bengal has recently taken a decision to allow extra Floor Area Ratio (FAR) for green building construction. 2.The building rules has already been amended, as illustrated in respect of New Town Kolkata Development Authority (NKDA). 3.In giving effect to this new rule, the question of defining a Green Building has arisen. BENGAL GREEN INITIATIVE AMENDMENT IN NEWTOWN KOLKATA BUILDING RULES 2009: Urban Development Department; Govt. of West Bengal Page 3 of 22

4 AMENDMENT IN GOVT. RULES 10% additional FAR Green buildings 10% additional FAR is to be allowed in cases of green buildings and certification of Green buildings will be done by the designated authorities / agencies to be notified by the Municipal Affairs Department. Urban Development Department; Govt. of West Bengal Page 4 of 22

5 CONCEPT OF “GREEN BUILDING” Green Building is one which includes the following basic aspects; 1.Optimizes use of Water 2.Optimizes Energy Efficiency 3.Conserves Natural Resources 4.Generates Less Waste 5.Provides Healthier Environment for occupants Urban Development Department; Govt. of West Bengal Page 5 of 22

6 COMPARATIVE ANALYSIS AMONG DIFFERENT CERTIFICATION Grades Star There are a number of agencies that rate a building as green with Grades (such as silver, gold or platinum) or Star (such as 3 star, 5 star). Urban Development Department; Govt. of West Bengal Page 6 of 22 IssuesIGBCGRIHA 1. AimVoluntary & Consensus Based Programme Awareness Based Programme though incentives and awards by GOI / State Govt. 2. ScopeApplicable for both new and existing buildings.Applicable for new buildings only. 3. ValidityUpto 3 yrs.Upto 5 yrs. 4. Process 1.Registration (After Design) 2.Preliminary Proposal 3. 3 rd Party Review & Assessment 4.Final Submission 5. Site Visit by IGBC 6.Final Review & Award Rating 1.Registration (Pre Design) 2. Training Session 3.Preliminary Proposal 4. Evaluation 5. Final Submission 6.Final Rating (by TAC, MNRE).

7 COMPARATIVE ANALYSIS AMONG DIFFERENT CERTIFICATIONS Urban Development Department; Govt. of West Bengal Page 7 of 22 IssuesIGBCGRIHA 5. Post-Const. Evaluation Evaluation after ConstructionEnergy Audit after Construction 6. Mandatory Field Rating Based System No Mandatory Field Credit Interpretation Ruling (CIR) to achieve the same point through a different compliance route Rating Based System Mandatory & Partly Mandatory Field Mandatory Field Non Compliance Rejection of Project 7. Water (Consumption Reduction ) Min. 18% using rain water Min. 25% using energy efficient measures Min. 25 % using recycled water Min. 25 % through water recycling and re-use (including rain water harvesting) Min. 25% using energy efficient measures 8. EnergyUse of Min. 7.5 % of total annual lighting consumption. Reduction of more than 30 % of lighting power density Efficient electrical equipment and fixtures, pump, motors and HVAC system. Using solar energy to reduce % of electrical load Min. 10 % for indoor illumination Min. 15 % or 25 % of total number for outdoor lighting Min. 20% for water heating

8 STATE PRACTICES STATE PRACTICE MAHARASTRAPUNJABRAJASTHAN UTTAR PRADESH Urban Development Department; Govt. of West Bengal Page 8 of 22

9 GREEN NORMS 1.MATERIAL 2.ENERGY EFFICIENCY 3.OPTIMIZATION OF USE OF WATER 4.GREEN OPEN SPACE 5.HEALTHY ENVIRONMENT 6.ENSURING CONTINUITY MATERIAL ENERGY EFFICIENCY SAVE WATER HEALTHY ENVIRONMENT GREEN BUILDING GREEN NORMS THE EPA ACT, 1986 ECBC NBC Urban Development Department; Govt. of West Bengal Page 9 of 22

10 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY 4MM. THICK GLASS (WITH AN AIR GAP OF minimum. 6 MM.) 1.DOUBLE GLAZING SYSTEM OF minimum 4MM. THICK GLASS (WITH AN AIR GAP OF minimum. 6 MM.) SHOULD BE USED IN ALL EXTERNAL WINDOWS. FLY – ASH BRICKS 2.Only FLY – ASH BRICKS Shall have to be used. PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION Urban Development Department; Govt. of West Bengal Page 10 of 22

11 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY ENERGY EFFICIENCY USE OF SOLAR ENERGY USE OF EFFICIENT EQUIPMENTS USE OF SENSOR 1. Net metering system 1. Net metering system shall have to be used. PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION 2. 1(one) Solar panel (8 sq.mt. each) each 100 sq.mt. of built up area. 2. 1(one) Solar panel (8 sq.mt. each) should be provided for each 100 sq.mt. of built up area. Urban Development Department; Govt. of West Bengal Page 11 of 22

12 Urban Development Department; Govt. of West Bengal Page 12 of 22MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY ENERGY EFFICIENCY USE OF SOLAR ENERGY USE OF EFFICIENT EQUIPMENTS USE OF SENSOR Electrical equipmentsBEE 5 – Star rated. 1.All Electrical equipments should be of BEE 5 – Star rated. 2.LED/CFL Lights 2.LED/CFL Lights, shall have to be used. PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION

13 Urban Development Department; Govt. of West Bengal Page 13 of 22MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY ENERGY EFFICIENCY USE OF SOLAR ENERGY USE OF EFFICIENT EQUIPMENTS USE OF SENSOR Non residential buildings: 1.In case of Non residential buildings: All exterior and common area (except emergency zones) at least one of the following sensors should be used: a.Daylight sensor. b.Occupancy/Motion sensor. c.Timer. PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION

14 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY OPTIMISATION OF USE OF WATER RAIN WATER HARVESTING GREY WATER RECYCLING AND RE- USE USE OF EFFICIENT PLUMBING FIXTURES PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION 1. Recycle and Re-use of water Dual Plumbing System. 1. Recycle and Re-use of water shall have to be done by means of Dual Plumbing System % of the total water demand 2. 30% of the total water demand should be catered from recycled water (non potable use). Urban Development Department; Govt. of West Bengal Page 14 of 22

15 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY Non – residential building. 1.Efficient Plumbing fixture should be used in Non – residential building. 2. Water metering system 2. Water metering system should be used to minimize the wastage of supply water. PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION OPTIMISATION OF USE OF WATER RAIN WATER HARVESTING GRAY WATER RECYCLING AND RE-USE USE OF EFFICIENT PLUMBING FIXTURES Urban Development Department; Govt. of West Bengal Page 15 of 22

16 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY Plot Area Minimum Area of green open space (as per NKDA Building Rules 2009) Minimum Area of green open space (Proposed) Distribution diagram Up to 1500 sq.m. 4% of the plot area 6% of the plot area Above 1500 sq.m. – Up to 1 Hectares 5% of the plot area 7.5% of the plot area Above 1 Hectares – Up to 10 Hectares 8% of the plot area 12% of the plot area Above 10 Hectares – Up to 20 Hectares 10% of the plot area 15% of the plot area Above 20 Hectares12% of the plot area 18% of the plot area PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION Green open space shall have to be provided as follows: Urban Development Department; Govt. of West Bengal Page 16 of 22

17 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY plot areas more than 2 Hectares Sewage treatment Plant (STP ). All residential/ non-residential projects with plot areas more than 2 Hectares are required to provide package Sewage treatment Plant (STP ). PROPOSED REQUIREMENTS FOR TREATING A BUILDING AS “GREEN” WHILE ISSUING SANCTION Urban Development Department; Govt. of West Bengal Page 17 of 22

18 MATERIAL ENERGY EFFICIENCY OPTIMISATION OF USE OF WATER GREEN OPEN SPACE HEALTHY ENVIRONMENT ENSURING CONTINUITY at the rate of 300% of the Building Sanction fees A.In case of any violation, Completion Certificate will not be issued and/or a fine at the rate of 300% of the Building Sanction fees will be levied. B.Annual web base declaration B.Annual web base declaration shall have to be provided by the owners. as 1% of the Building Sanction Fess. C.In case of any violation in continuing functions, a fine will be computed as 1% of the Building Sanction Fess. It will be levied along with the Property Tax Bill. ENSURING CONTINUITY Urban Development Department; Govt. of West Bengal Page 18 of 22

19 IN SUMMARY At the time of Sanction of plans, extra 10% F.A.R will be allowed if: Undertaking for following green norms including continued adherence to rules is given- 1.Double glazing 1.Double glazing (as per norms) 2.Fly Ash Bricks 2.Fly Ash Bricks Shall have to be used. Solar panel 3.8 sq.mt. of Solar panel for each 100 sq.mt. of built up area is to be provided. 4.Green open space 4.Green open space shall have to be provided as specified. 5.Dual plumbing system 5.Dual plumbing system for water supply and water recycling mechanism. Urban Development Department; Govt. of West Bengal Page 19 of 22

20 IN SUMMARY 5.BEE – 5 star 5.BEE – 5 star electrical appliances and energy efficient lights shall have to be used. 6.Net metering system 6.Net metering system shall have to be used. 7.Water metering system 7.Water metering system shall have to be used. 8.For non – residential buildings: i.Lighting sensors i.Lighting sensors. ii.Efficient plumbing fixtures. Urban Development Department; Govt. of West Bengal Page 20 of 22

21 THE ROAD AHEAD The guidelines will be included in the existing Building Rules of Urban Local Bodies by means of following steps: OUTCOME FROM THE “GREEN BUILDING WORKSHOP” RECOMENDATION FROM TECHNICAL COMMITTEE ADOPTION BY THE GOVERNMENT Formation of Technical Committee Urban Development Department; Govt. of West Bengal Page 21 of 22

22 Thank You. Please give your feedback and opinion at the following: Web: Phone: Dept. of Urban Development Govt. of West Bengal New Town Kolkata Development Authority New Town, Kolkata


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