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// CODE SNIPPET

424.7.1 Flammable and Combustible Liquids

NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 424 Nonproduction Chemical Laboratories > 424.7 Quantity Limitations > 424.7.1 Flammable and Combustible Liquids
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The density and total quantity of flammable and combustible liquids allowed within a laboratory unit, outside of storage rooms, shall comply with Table 10.1.1 of NFPA 45 for laboratory unit fire hazard Class D.

Exceptions: The following exceptions apply to other than educational or instructional laboratories:
  1. The density of flammable and combustible liquids allowed within a laboratory unit may be increased to those set forth in Table 10.1.1 of NFPA 45 for laboratory unit fire hazard Class B provided the total quantity of flammable and combustible liquid, including any in storage cabinets or safety cans, does not exceed 25 gallons (95 L).
  2. The density of flammable and combustible liquids allowed within a laboratory unit may be increased to those set forth in Table 10.1.1 of NFPA 45 for laboratory unit fire hazard Class B provided the total quantity of flammable and combustible liquid, including any in storage cabinets or safety cans, does not exceed 30 gallons (114 L) and the walls, floors and ceilings of the laboratory unit are separated from all adjoining areas by 2-hour fire-rated construction.
  3. Based on a density of 1 gallon per 100 square feet (3.785 L per 9.3 m2) of area, the quantity of flammable and combustible liquid allowed within a laboratory unit, excluding quantities in storage cabinets or safety cans, may be increased to 100 gallons (379 L), and the total quantities of flammable and combustible liquids, including quantities in storage cabinets or safety cans, may be increased to 200 gallons (775 L) provided the walls, floors and ceilings of the laboratory unit are separated from all adjoining areas by 2-hour fire-rated construction.

Related Code Sections


415.6.2 Special Detailed Requirements Based on Use and Occupancy, Flammable and Combustible Liquids
The storage, handling, processing and transporting of flammable and combustible liquids in Groups H-2 and H-3 occupancies shall be in accordance ...
NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 415 Groups H-1, H-2, H-3, H-4 and H-5 > 415.6 Group H-2 > 415.6.2 Flammable and Combustible Liquids
415.7.2 Special Detailed Requirements Based on Use and Occupancy, Flammable and Combustible Liquids
The storage, handling, processing and transporting of flammable and combustible liquids shall be in accordance with this section, the New York City ...
NYC Building Code 2008 > 4 Special Detailed Requirements Based on Use and Occupancy > 415 Groups H-1, H-2, H-3, H-4 and H-5 > 415.7 Group H-2 > 415.7.2 Flammable and Combustible Liquids
419.7.1 Special Detailed Requirements Based on Use and Occupancy, Flammable and Combustible Liquids
The density and total quantity of flammable and combustible liquids allowed within a laboratory unit, outside of storage rooms, shall comply ...
NYC Building Code 2008 > 4 Special Detailed Requirements Based on Use and Occupancy > 419 Non-Production Chemical Laboratories > 419.7 Quantity Limitations > 419.7.1 Flammable and Combustible Liquids
424.7.1 Special Detailed Requirements Based on Use and Occupancy, Flammable and Combustible Liquids
The density and total quantity of flammable and combustible liquids allowed within a laboratory unit, outside of storage rooms, shall comply ...
NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 424 Nonproduction Chemical Laboratories > 424.7 Quantity Limitations > 424.7.1 Flammable and Combustible Liquids
502.9.5 Exhaust Systems, Flammable and Combustible Liquids
and handling of flammable and combustible liquids. Unless otherwise specified, this section shall apply to any quantity of flammable and combustible liquids ...
NYC Mechanical Code 2008 > 5 Exhaust Systems > 502 Required Systems > 502.9 Hazardous Materials—Requirements for Specific Materials > 502.9.5 Flammable and Combustible Liquids
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