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6604.1.3 Liquid-tight floor.
In addition to FC 5004.12, floors of storage areas for liquids and solids shall be of liquid-tight construction.
6604.1.4 Storage configuration.
Unstable (reactive) materials stored in quantities greater than 500 cubic feet (14 m
3) shall be separated into piles, each not larger than 500 cubic feet (14 m3). Aisle width shall not be less than the height of the piles or 4 feet (1219 mm), whichever is greater.
Exception: Materials stored in tanks.
6604.1.5 Location.
Unstable (reactive) materials shall not be stored in basements or other areas below grade.
6604.1.6 Smoke and heat venting.
Smoke and heat venting shall be provided in accordance with FC 910 and the construction codes, including the Building Code.
6604.2 Outdoor storage.
Outdoor storage of unstable (reactive) materials in amounts exceeding the maximum allowable quantities per control area indicated in FC Table 5003.1.1(3) shall be in accordance with FC 5001, 5003, 5004 and this chapter.
6604.2.1 Distance to exposures from Class 3 and 4 (detonable) material outdoor storage areas.
Outdoor storage of Class 3 (detonable) or 4 unstable (reactive) material shall be in accordance with FC Table 5604.5.2(3). The number of pounds of material listed in the table shall be the net weight of the material present. Alternatively, the number of pounds of material shall be based on a trinitrotoluene (TNT) equivalent weight.
6604.2.2 Distance to exposures from Class 3 (deflagratable) material outdoor storage areas.
Outdoor storage of deflagratable Class 3 unstable (reactive) materials shall be in accordance with FC Table 5604.5.2(4). The number of pounds of material listed shall be the net weight of the material present.
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