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5704.3.8.4 Fire extinguishing systems.
Liquid warehouses shall be protected throughout by sprinkler systems installed in accordance with FC Chapter 9 and FC Tables 5704.3.6.3(4) through 5704.3.6.3(8) and FC Table 5704.3.7.5.1, or NFPA 30. In-rack sprinklers shall additionally comply with the requirements of NFPA 13, as modified by FC Appendix B, and the construction codes, including the Building Code. Foam fire extinguishing systems and automatic aqueous film-forming foam fire extinguishing systems shall not be used except when approved. Protection criteria developed from fire modeling or full-scale fire testing conducted at an approved testing laboratory are allowed in lieu of the protection as required in FC Tables 5704.3.6.3(2) through 5704.3.6.3(8) and FC Table 5704.3.7.5.1 and the construction codes, including the Building Code, when approved by the commissioner and the Commissioner of Buildings.
5704.3.8.5 Warehouse hose lines.
In liquid warehouses, either 1 1/2-inch ( 38-mm) lined or 1-inch (25-mm) hard rubber hand hose lines shall be provided in sufficient number to reach all liquid storage areas and shall be in accordance with FC 905 and the construction codes, including the Building Code.
5704.4 Outdoor storage of containers.
Outdoor storage areas for portable containers of flammable and combustible liquids shall be designed, installed, operated and maintained in compliance with the requirements of FC 5703, and 5704.4.1 through 5704.4.8.
5704.4.1 Design and construction.
Outdoor portable container storage areas shall be designed and constructed in accordance with approved design and installation documents.
5704.4.2 Location on property.
Outdoor portable container storage areas shall be designed, installed, operated and maintained in accordance with FC Table 5704.4.2 and in compliance with the requirements of FC 5704.4.2.1 through 5704.4.2.4.
Class of Liquid | Container Storage – Maximum Per Pile | Minimum Distance Between Piles or Racks (feet) | Minimum Distance to Lot Line d (feet) | Minimum Distance to Public Street or Private Road d (feet) | |
Quantity a, b (gallons) | Height (feet) | ||||
IA IB IC II III | 1,100 2,200 4,400 8,800 22,000 | 10 12 12 12 18 | 5 5 5 5 5 | 50 50 50 25 10 | 10 10 10 5 5 |
For SI: 1 foot = 304.8 mm, 1 gallon = 3.785 L.
a. For mixed class storage, see FC 5704.4.2.
b. For storage in racks, the quantity limits per pile do not apply, but the rack arrangement shall be limited to a maximum of 50 feet in length and two rows or 9 feet in depth.
c. Reserved.
d. When the total quantity stored does not exceed 50 percent of the maximum allowed per pile, the distances are allowed to be reduced 50 percent, but not less than 3 feet.
5704.4.2.1 Mixed liquid piles.
Where two or more classes of liquids are stored in a single pile, the quantity in the pile shall not exceed the smallest of maximum quantities for the classes of material stored.
5704.4.2.2 Fire apparatus access.
Outdoor portable container storage areas shall be provided with fire apparatus access in accordance with FC 3605.3.1.
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