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Managing Lean and Green – February 2, 2011 Deborah F. Taylor, AIA, LEED AP Chief Sustainability Officer And Its Impact on New York Citys Buildings PlaNYC.

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Presentation on theme: "Managing Lean and Green – February 2, 2011 Deborah F. Taylor, AIA, LEED AP Chief Sustainability Officer And Its Impact on New York Citys Buildings PlaNYC."— Presentation transcript:

1 Managing Lean and Green – February 2, 2011 Deborah F. Taylor, AIA, LEED AP Chief Sustainability Officer And Its Impact on New York Citys Buildings PlaNYC 2030

2 The Greener, Greater Buildings Plan Green Codes Task Force The new New York City Energy Conservation Code (LL4/2011) Educational Opportunities Discussion AGENDA

3 PlaNYC 2030 New York Citys long-term plan for the year 2030 Anticipates 1 million more residents from 2005 to 2030 GOAL: Reduce CO2 emissions 30% by 2030 Will you still love New York in 2030?

4 PlaNYC 2030 Land – 10-minute walk from a park Water – swimmable Transportation – public Energy – existing buildings Air – quality Climate Change – building resilience

5 PlaNYC 2030 Five Boroughs 578 miles of coastline 305 sq mi of land area –54% is built area –41% are roads, open space, and water ways –5% available for development Buildings account for 75-80% of NYCs carbon emissions 85% of building stock anticipated in 2030 existed in 2005 – focus on existing buildings

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7 Greener, Greater Buildings Plan 6-Point Plan #1 - New York City Energy Conservation Code 3 laws affecting buildings > 50,000 GSF #2 - Benchmarking #3 - Audits and Retrocommissioning #4 - Lighting Upgrades / Sub-Metering #5 - Financing assistance #6 - Green workforce development

8 3 LAWS: BUILDINGS > 50K GSF

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10 Master Presentation 2010 Deborah Taylor, AIA, LEED AP Green Codes Task Force Mayoral Task Force develop 111 greening measures for Construction Codes, Zoning Resolution and other regulations: To date these have resulted in 16 laws and regulations, with anticipated completion by close of 2013

11 Master Presentation 2010 Deborah Taylor, AIA, LEED AP Green Codes Task Force Overarching Issues Health & Toxicity Energy & Carbon Emissions Building Resilience Resource Conservation Water Efficiency Stormwater Urban Ecology

12 Questions?

13 2011 NYCECC

14 Sub-Agenda – 1 of 2 Overview A National Energy Code Target for national compliance Administration/Enforcement Changes Title 28 changes Chapter 1: Administration 1 RCNY § – Filing requirements for NYCECC 1 RCNY § – Qualifications for progress inspector Forms and procedures

15 Sub-Agenda – 2 of 2 Technical Changes Chapter 2: Definitions Chapter 3: Climate Zones Chapter 4: Residential Energy Efficiency Chapter 5: Commercial Energy Efficiency ASHRAE 90.1/2007 Chapter 6: Referenced Standards Appendix A: Modified Energy Standard for Buildings (LL48/2010)

16 Overview A national energy code American Recovery and Reinvestment Act 2009 International Energy Conservation Code ASHRAE 90.1/ Energy Conservation Construction Code of New York State 2011 New York City Energy Conservation Code Target for national compliance: For ARRA funding, States must: Adopt the 2009 IECC for residential and ASHRAE 90.1/2007 for commercial, or equal, and Achieve compliance in 90% of new & renovated space by 2017 USDoE provides monitoring guidance for States to measure compliance, and New York State is developing its program accordingly

17 NYC Energy Conservation Code Local Law 85/2009 was effective July 1, 2010; but Updated bill, Local Law 4/2011, was effective December 28, 2010

18 NYC Energy Conservation Code By State law, must be more stringent than State Energy Code Only administrative portions affected – technical chapters unchanged from State Energy Code by LL4/11 Exception: LL48/2010 Lays the groundwork for additional modifications to reduce energy use NYC Energy Conservation Code

19 Will be published as a NYC Construction Code later this year LL4/11 – NYC Amendments to 2010 ECCCNYS 1 Administration 2 Definitions 3 Climate 4 Residential 5 Commercial 6 Referenced Standards NYC Energy Conservation Code

20 ASHRAE 90.1/2007 acceptable to use instead of Chapter 5 for commercial buildings 1 RCNY § , Energy Code Compliance Rule, is being amended and will be available for public comment in February NYC Energy Conservation Code

21 Questions?

22 NYC Energy Conservation Code Administration and Enforcement Changes Title 28 Changes Section , Foundation and earthwork permits NYC adopts the 2010 ECCCNYS + NYC Amendments, which together comprise the New York City Energy Conservation Code BC , Composite plans BC , Foundation plans BC , #5, special inspections for mechanical ventilation balancing reports Effective date of law is December 28, 2010

23 NYC Energy Conservation Code Administration and Enforcement Changes Chapter 1: Administration Exemptions – specific term and includes only the following: National or State historic buildings or contributing buildings to historic districts; or buildings certified as eligible for National or State designation – see §ECC Envelope ONLY of a low-energy building – see §ECC for description Non-energy applications, including ONLY the following: Temporary buildings -- § and §BC 3103 Work types FA, FP, SD, SP, FS, EQ, CC, OT/BPP, OT/FPP – see PW1 form §ECC – Additions: Must comply with ECC for new construction §ECC – Alterations All alterations (A1, A2, A3 applications) must indicate compliance on PW1 form, and address exemptions and exceptions in energy analysis Note conditions under which an alteration project may not need to comply – to be addressed on energy analysis Exceptions: There are now 8 exceptions – to be addressed on energy analysis

24 NYC Energy Conservation Code Administration and Enforcement Changes Chapter 1: Administration Demonstration of compliance -- § PW1, Section 10: Professional Statement All NB, A1, A2 and A3 applications must check compliance, except as specifically listed under exemptions Exemption may ONLY be checked if the entire application is exempt PW1, Section 11: Related applications – indicate either related BIS numbers or the applicant(s) or firm(s) who will be submitting related applications for the project in the future Energy Analysis, four optional formats: Identifies the compliance path and describes how the applicant will comply Supporting Documentation All values from Energy Analysis must be shown in the construction drawings All mandatory requirements must be shown in the construction drawings All progress inspections must be shown in the construction drawings

25 NYC Energy Conservation Code Administration and Enforcement Changes Chapter 1: Administration Construction documents - §ECC 103 Supporting documentation described More detailed requirements for the construction documents Changes during construction: If changes are made during construction, an amended set of construction documents must be submitted for approval Inspections - §ECC 104 Similar to Inspections sections of other NYC Construction Codes

26 NYC Energy Conservation Code Administration and Enforcement Changes Chapter 1: Administration As-built energy analysis – §104.3 At the end of construction and prior to sign-off, the progress inspector(s) must certify that an approved energy analysis or one prepared following construction and professionally certified by the original preparer includes the actual energy values used in construction materials and systems

27 NYC Energy Conservation Code Administration and Enforcement Changes 1RCNY § – Energy Code Compliance Rule amendment Currently under review by mayors office – soon available for public comment Filing requirements, including: Professional Statement – comply / exempt Energy Analysis – 4 formats Supporting Documentation – 3 purposes

28 NYC Energy Conservation Code Administration and Enforcement Changes 1RCNY § – Energy Code Compliance Rule amendment Progress Inspections, as required by Section BC , are set forth for both Residential (Table I) and Commercial (Table II) buildings

29 NYC Energy Conservation Code

30 Design Professional files prior to approval Progress Inspector files prior to permit Progress Inspector files prior to sign-off

31 NYC Energy Conservation Code Administration and Enforcement Changes 1RCNY § – Qualifications for progress inspector Applicant of record may perform progress inspections as-of-right Progress inspectors may also be registered design professionals with experience, and other experienced inspectors working under the direct supervision of a qualified registered design professional Effective January 1, 2011

32 NYC Energy Conservation Code

33 Questions?

34 NYC Energy Conservation Code Technical Changes Chapter 2: Definitions Group R buildings: Commercial buildings of R-1, R-2, R-3 occupancy classification Chapter 3: Climate Zones New York City, for both Residential and Commercial buildings: Zone 4A

35 NYC Energy Conservation Code Technical Changes Chapter 4: Residential Energy Efficiency Some values have changed New section on siding attachment over foam sheathing Expanded insulation requirements Expanded requirements for air leakage, sealing and air barriers More detailed inspections and testing criteria No longer tradeoffs of less efficient envelope for high-efficiency equipment More detailed requirements for programmable thermostats and heat pumps with supplementary heat Expanded testing for duct leakage Systems serving multiple dwellings must comply with §503, §504 Snow-melt systems and pool measures added 50% of lamps in permanently installed fixtures must be high- efficacy Various changes to §506 – Simulated Performance Alternative

36 NYC Energy Conservation Code Technical Changes Chapter 5: Commercial Energy Efficiency -- Envelope An applicant team must decide together whether they will use ECC Chapter 5 for compliance or ASHRAE 90.1 for compliance – alternating between standards is no longer permitted Group R and All Other columns in tables, reflecting less stringency for multiple dwellings Weight measures added to determine mass walls Requirements added for siding attachment over foam sheathing Some values more stringent Requirements added for continuous air barrier Requirements added for inspection or testing for air leakage

37 NYC Energy Conservation Code Technical Changes Chapter 5: Commercial Energy Efficiency – HVAC and service water heating Demand control ventilation is required under certain conditions Energy recovery ventilation systems added Duct and plenum insulation and sealing requirements are somewhat more stringent Duct air leakage testing requirements have increased Expanded use of economizers New heat rejection requirements

38 NYC Energy Conservation Code Technical Changes Chapter 5: Commercial Energy Efficiency – Electrical power and lighting 50% of permanently installed fixtures are required to have high- efficacy lamps Mandatory requirements for lighting controls Mandatory occupant sensors, which require manual turn-on and automatic turn-off 30 minutes after occupant leaves the space, in certain spaces (LL 48/2010) Daylight zone controls are new requirements Exterior lighting control requirements have expanded Additional requirements related to total connected interior lighting power

39 NYC Energy Conservation Code Technical Changes ASHRAE 90.1/2007: Energy Standard for Buildings Except for Low-Rise Residential Buildings Multiple changes from ASHRAE 90.1/2004

40 NYC Energy Conservation Code Technical Changes Chapter 6: Referenced Standards 1968 Building Code added (under ICC) Residential Code of New York State added, as well as all other NYS codes (under ICC) New York City Construction Codes are included (under ICC)

41 NYC Energy Conservation Code Technical Changes Appendix A: Modified Energy Standard for Buildings, Except for Low-Rise Residential Buildings Modifies ASHRAE 90.1 to mandate occupant sensors, which require manual turn-on and automatic turn-off 30 minutes after occupant leaves the space, in the following: Classrooms Conference/meeting rooms Employee lunch and break rooms Offices smaller than 200 SF

42 Questions?

43 Educational opportunities

44 US Department of Energy US ARRA funding goal: Compliance in 90% of new & renovated space by and click on Building Energy Codes Universitywww.energycodes.gov

45 NYC Energy Conservation Code NYCECC training DoB consultant: Online training materials in spring – 2015 goal NYS consultants: Training for professionals around the State in spring Partnership with professional associations

46 Questions?

47 Thank You! us at:

48 PlaNYC GOAL: Reduce carbon emissions by 30% from 2005 levels by 2030


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