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2009 Buildings Bulletins

The Department of Buildings publishes Buildings Bulletins which represent the official policies of the Department to assist our customers and employees. These bulletins are currently sorted by date of issuance. New ways to browse and search this data will be coming in the near future.

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BUILDINGS BULLETINS for: Current * 2012 * 2011 * 2010 * 2009 * 2008

2009 Buildings Bulletins Legend: R if Rescinded
Issuance Date	Type/ Bulletin #	Relevant Code Sections	Purpose
February 9, 2009	Technical / Buildings Bulletin 2009-001	AC 28-415 BC 3201.8 (definition of sign) BC H102.1 (definition of sign) 28 401.3 (definition of sign)	This document is provided to clarify the means of measuring the size and weight of signs that may be erected by a licensed sign hanger.
March 13, 2009	Technical / Buildings Bulletin 2009-002	MDL 4.35 (definition of height) MDL 4.36 (definition of story) MDL 211 (height and bulk)	This document clarifies the Department of Buildings' authority to waive or modify prescriptive provisions of the Multiple Dwelling Law ("MDL") or import definitions of terms such as "height" and "story" from the building code into the MDL.
April 3, 2009	Zoning/ Buildings Bulletin 2009-003	ZR 23-89 (open area requirements), ZR 23-52 (rear yards; special provisions for shallow interior lots)	This document clarifies whether or not open area requirements applicable for multiple residential buildings developed on a single zoning lot in all R1 through R5 districts may be reduced if the subject zoning lot is a shallow interior lot.
April 3, 2009	Technical / Buildings Bulletin 2009-004 Superseded by: Technical/Buildings Bulletin 2010-028	PC 1003.3 15 RCNY 19-11	This document clarifies the compliance requirements for grease traps and grease interceptors, and serves to remind that such devices are also subject to the applicable requirements of the Department of Environmental Protection.
April 3, 2009	Technical / Buildings Bulletin 2009-005	MC 504.1 FGC 614.1	This document clarifies that only electric clothes dryers may be exempt from exhausting to the outside of a building
April 7, 2009	Technical / Buildings Bulletin 2009-006	BC 903	This document is a reference guide to the automatic sprinkler system requirements of Chapter 9 of the Building Code
April 7, 2009	Technical/ Buildings Bulletin 2009-007	BC 903.2.13	This document clarifies additional fire suppression requirements as referenced by Section BC 903.2.13
April 7, 2009	Zoning/ Buildings Bulletin 2009-008	ZR 61-20 ZR 73-66	This document clarifies that any application that would cause any portion of a new building, enlargement or other projection to exceed the "airport referenced imaginary surfaces" as defined in ZR 61-30 shall not be approved by the Department unless a special permit has been granted by the Board of Standards and Appeals.
June 4, 2009	Operational/ Buildings Bulletin 2009-009	AC 28 101.4.2 AC 28 101.5 AC 28 105.2	This document clarifies the acceptance criteria for the applications for construction document approval under the 1968 Building Code submitted between July 1, 2008 and June 30, 2009.
June 15, 2009	Technical/ Buildings Bulletin 2009-010	BC 3307.7	This document clarifies the requirements of and establishes the procedures for an alternate material that can be utilized for temporary construction fences.
June 30, 2009	Technical/ Buildings Bulletin 2009-011	BC 1704.4 BC 1906.1.1 BC 1906.1.2 BC 1906.2 BC 3301.7 BC 3305.3	This document clarifies the requirements for using existing structures to support the weight of concrete during placement and the inspection procedures and requirements for such concrete placement.
July 1, 2009	Operational/ Buildings Bulletin 2009-012	LL 21/09 AC 28-104.9	This document establishes construction document submittal procedures for work in Tidal Wetlands, Freshwater Wetlands, and Coastal Erosion Hazard Areas.
July 29, 2009	Technical/ Buildings Bulletin 2009-013	RS16 P110.2 RS16 P110.13 RS16 P113.6 RS16 P113.9 AC 28-103.20 BC 1704.20.1 PC 104.2 PC 1111.1	This document clarifies that Reference Standard 16 pertaining to the installation of drywells for the onsite disposal of storm water shall remain in effect following the effective date of the 2008 New York City Construction Codes.
August 27, 2009	Technical/ Buildings Bulletin 2009-014	AC 28-116.2.2 AC 27-607(a) BC 1713.1 BC 1905.6 ACI 214.4R-03 ASTM C803-03 ASTM C805-08	To evaluate the condition of the concrete in structures where the testing performed on the concrete by the testing laboratory has been identified as questionable, and thus must be supplemented by additional testing and evaluation.
September 1, 2009	Technical/ Buildings Bulletin 2009-015 Superseded by: Technical/Buildings Bulletin 2011-004	AC 28-113 EC Chapter 6 BC Chapter 16	This document establishes a protocol for acceptance criteria development, testing and approval of wind turbine product assemblies.
September 1, 2009	Operational/ Buildings Bulletin 2009-016	General City Law-36(2) AC 28-108.2 AC 28-108.3 AC 19-113 AC 19-115 FC 503.8.2	This document clarifies that all applications that involve altering the existing horizontal curb alignment of the street must be reviewed by the New York City Department of Transportation (DOT).
September 15, 2009	Technical/ Buildings Bulletin 2009-017	BC 1704.15.2 MC 926 AC 24-232	This document clarifies the means of determining noise output by exterior mechanical equipment when in proximity to a habitable room window, and the special inspection requirement for mechanical equipment noise.
October 6, 2009	Technical/ Buildings Bulletin 2009-018	High-rise buildings BC 403 BC 403.12 Smoke control (Atriums) BC 404.4 Supervisory service (Fire protection systems) BC 901 BC 901.6 Automatic sprinkler systems BC 903.4 Standpipe systems BC 905.9 Fire alarm and detection systems BC 907 BC 907.2 BC 907.7 BC 907.9 BC 907.10 BC 907.14 Smoke control systems BC 909 BC 909.5 BC 909.12 BC 909.16 BC 909.17 Fire command center BC 911 BC 911.1 Postfire smoke purge systems BC 912 BC 912.2 Doors, gates and turnstiles BC 1008 BC 1008.1 Hoistway venting BC 3004.6 Emergency operation and signaling devices BC K101.1 (§2.27) Smoke control systems MC 513.12 MC 513.16 Smoke detection systems control MC 606 MC 606.4 Buildings Bulletin 2008-004	This document is provided as a reference guide for the design, installation, operation, and testing of fire alarm systems in high-rise buildings.
October 20, 2009	OTCR/ Buildings Bulletin 2009-019	BC 1704.13 BC 1913 MC 1210.3	This bulletin establishes acceptance criteria for adhesive anchoring systems installed in concrete elements as alternative materials in the 2008 NYC Construction Codes.
October 22, 2009	OTCR/ Buildings Bulletin 2009-020	BC 803.2.2 BC 1404.11 BC 1604 BC 1704 BC 1805.5 BC 1901.2 BC 2603.4 BC 2603.5.6	This bulletin establishes acceptance criteria for stay-in-place, foam plastic insulating concrete form (ICF) systems as alternative materials to the 2008 NYC Construction Codes.
October 29, 2009	OTCR/ Buildings Bulletin 2009-021	BC 1704.13 BC 1913 MC 1210.3	This bulletin establishes acceptance criteria for screw anchoring systems installed in concrete elements as alternative materials in the 2008 NYC Construction Codes.
November 19, 2009	Technical/ Buildings Bulletin 2009-022	AC 28-101.4.3 BC 907 BC Q105.1	This document clarifies the types of work involving an existing fire alarm system, designed and approved under the 1968 building code or prior codes, which are subject to the 2008 NYC Construction Codes.
November 19, 2009	Technical/ Buildings Bulletin 2009-023	BC 907.2.9 BC K 101.1 (2.27.3.2.1)	This document clarifies the exception provided for smoke detectors in elevator lobbies and elevator machine rooms in buildings in Occupancy Group R-2.
December 1, 2009	Zoning/ Buildings Bulletin 2009-024	ZR 12-10 (definition of Predominantly built-up area) ZR 123-61 (Special Mixed Use Districts, Special Bulk Regulations, General Provisions)	This document clarifies whether or not “a predominantly built up area” as defined in Section 12-10 of the New York City Zoning Resolution (“ZR”), may be located in a Special Mixed Use District (“MX”) as defined by ZR 123-00.
December 1, 2009	Operational/ Buildings Bulletin 2009-025	AC 28-118.3.1 AC 28-118.3.2 AC 28-101.4.3 BC 302.1 BC 303.1 Exception 2	This document clarifies the requirement for a new or amended Certification of Occupancy for alterations to a small, existing establishment.
December 3, 2009	Technical/ Buildings Bulletin 2009-026	BC 1704.4 BC 1905.6.1 BC 1905.6.2 BC 1905.6.3.1 BC 1905.6.3.2	This document clarifies the requirement of special inspection and field and laboratory testing of cast-in-place concrete.
December 23, 2009	OTCR/ Buildings Bulletin 2009-027	AC 28-113 MC 301.4 MC 301.6 MC 304.1 MC 506.1 MC 506.3.6 MC 506.3.10 MC 506.3.1.1	This document establishes acceptance criteria for factory-built grease duct as an alternative material in the 2008 NYC Construction Codes.
December 23, 2009	OTCR/ Buildings Bulletin 2009-028 Supersedes by: OTCR/Buildings Bulletins 2012-011	AC 28-113 BC 1704.13 (Item 1) BC 1704.25 BC 712.3.1 BC 716 MC 607	This document establishes acceptance criteria for fire-rated flexible duct wrap insulation as an alternative material in the 2008 NYC Construction Codes.
December 23, 2009	OTCR/ Buildings Bulletin 2009-029 Supersedes by: OTCR/Buildings Bulletins 2012-011	AC 28-113 BC 1704.13 (Item1) BC 1704.25 BC 712 BC 716 BC 712.3.1 MC 607	This document establishes acceptance criteria for fire-rated rigid air duct ventilation assembly as an alternative material to the 2008 NYC Construction Codes.
December 23, 2009	Zoning/ Buildings Bulletin 2009-030	ZR 35-53 (Modification of Rear Yard Requirements) ZR 23-42 (Level of Yards) ZR 12-10 (definition of “mixed building”)	This document clarifies the level at which a residential rear yard is required for a mixed building when applying ZR 35-53 to modify rear yard requirements.
December 30, 2009	Operational/ Buildings Bulletin 2009-031	AC 28-106.1 15 RCNY 1-23	This document clarifies the asbestos certification requirements of the Department of Environmental Protection (DEP).