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// CODE SNIPPET

901.9.5.3 Additional Requirements for Enlargements of Buildings With Existing Standpipe Systems

NYC Building Code 2022 > 9 Fire Protection Systems > 901 General > 901.9 Special Provisions for Prior Code Buildings > 901.9.5 Additional Provisions > 901.9.5.3 Additional Requirements for Enlargements of Buildings With Existing Standpipe Systems
JUMP TO FULL CODE CHAPTER
Where the alteration involves the addition of stories to a building with an existing standpipe system, and one or more stair shafts are not currently equipped with standpipes, standpipes shall be provided to all stair shafts in accordance with this chapter.
Exception: Additional standpipes are not required where:
  1. The alteration involves the addition of only one story;
  2. Existing standpipes in existing stair shafts are extended in accordance with this chapter;
  3. Standpipe hose connections are provided in compliance with Section 905.4, Item 6; and
  4. The demand on the standpipe system, including any additional demand, with respect to flow and pressure does not exceed the capacity of the existing approved system.

Related Code Sections


901.9.5.3 Fire Protection Systems, Additional Requirements for Enlargements of Buildings With Existing Standpipe Systems
Where the alteration involves the addition of stories to a building with an existing standpipe system, and one or more stair shafts are not currently ...
NYC Building Code 2014 > 9 Fire Protection Systems > 901 General > 901.9 Special Provisions for Prior Code Buildings > 901.9.5 Additional Provisions > 901.9.5.3 Additional Requirements for Enlargements of Buildings With Existing Standpipe Systems
901.9.5.3 Fire Protection Systems, Additional Requirements for Enlargements of Buildings With Existing Standpipe Systems
Where the alteration involves the addition of stories to a building with an existing standpipe system, and one or more stair shafts are not currently ...
NYC Building Code 2022 > 9 Fire Protection Systems > 901 General > 901.9 Special Provisions for Prior Code Buildings > 901.9.5 Additional Provisions > 901.9.5.3 Additional Requirements for Enlargements of Buildings With Existing Standpipe Systems
1705.30.1.2 Special Inspections and Tests, Enlargements or Additions to Existing System
Where there is an enlargement that triggers a new standpipe system or there is an addition to an existing standpipe system, hydrostatic pressure ...
NYC Building Code 2022 > 17 Special Inspections and Tests > 1705 Required Special Inspections and Tests > 1705.30 Standpipe System Special Inspection > 1705.30.1 Hydrostatic Pressure Testing > 1705.30.1.2 Enlargements or Additions to Existing System
1704.24.1.2 Structural Tests and Special Inspections, Enlargements or Additions to Existing System
Where there is an enlargement that triggers a new standpipe system or there is an addition to an existing standpipe system, hydrostatic pressure ...
NYC Building Code 2014 > 17 Structural Tests and Special Inspections > 1704 Special Inspections > 1704.24 Standpipe System Special Inspection > 1704.24.1 Hydrostatic Pressure Testing > 1704.24.1.2 Enlargements or Additions to Existing System
1704.22.1.2 Structural Tests and Special Inspections, Enlargements or Additions to Existing System
Where there is an enlargement that triggers a new standpipe system or there is an addition to an existing standpipe system, hydrostatic pressure ...
NYC Building Code 2008 > 17 Structural Tests and Special Inspections > 1704 Special Inspections > 1704.22 Standpipe System Special Inspection > 1704.22.1 Hydrostatic Pressure Testing > 1704.22.1.2 Enlargements or Additions to Existing System
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