6304.1.7 Storage conditions.
FC § 6304.1.7
The maximum quantity of oxidizers that may be stored in a detached storage building shall not exceed the quantities set forth in FC Tables 6304.1.7(1) through 6304.1.7(4). FC Table 6304.1.7(1)Storage Requirements for Class 1 Oxidizer (Liquids and Solids) in Combustible Containers a Storage ConfigurationLimits (feet)Piles Maximum length Maximum width Maximum height Minimum distance to next pile Minimum distance to wallsNo Limit502032Maximum quantity per pileNo LimitMaximum quantity per buildingNo Limit For SI: 1 foot = 304.8 mm. a. Storage in noncombustible containers or in bulk in detached storage buildings is not limited as to quantity or arrangement. FC Table 6304.1.7(2)Storage Requirements for Class 2 Oxidizer (Liquids and Solids) a, b Storage ConfigurationLimitsSegregated storageCutoff storage rooms cDetached buildingPiles Maximum width Maximum height Minimum distance to next pile Minimum distance to walls16 feet10 feetNote d2 feet25 feet12 feetNote d2 feet25 feet12 feetNote d2 feetMaximum quantity per pile20 tons50 tons200 tonsMaximum quantity per building200 tons500 tonsNo Limit For SI: 1 foot = 204.8 mm, 1 ton = 0.907185 metric ton. a. Storage in noncombustible containers is not limited as to quantity or arrangement, except that piles shall be at least 2 feet from walls in buildings protected throughout by a sprinkler system and 4 feet from walls in buildings not protected throughout by a sprinkler system; the distance between piles shall not be less than the pile height. b. Quantity limits shall be reduced by 50 percent in buildings or portions of buildings used for retail sales. c. Cutoff storage rooms shall be separated from the remainder of the building by 2-hour fire barriers. d. Aisle width shall not be less than the pile height. FC Table 6304.1.7(3)Storage Requirements for Class 3 Oxidizer (Liquids and Solids) a, b Storage ConfigurationLimitsSegregated storageCutoff storage rooms cDetached buildingPiles Maximum width Maximum height Minimum distance to next pile Minimum distance to walls12 feet8 feetNote d4 feet16 feet10 feetNote d4 feet20 feet10 feetNote d4 feetMaximum quantity per pile20 tons30 tons150 tonsMaximum quantity per building100 tons500 tonsNo Limit For SI: 1 foot = 204.8 mm, 1 ton = 0.907185 metric ton. a. Storage in noncombustible containers is not limited as to quantity or arrangement, except that piles shall be at least 2 feet from walls in sprinklered buildings and 4 feet from walls in nonsprinklered buildings; the distance between piles shall not be less than the pile height. b. Quantity limits shall be reduced by 50 percent in buildings or portions of buildings used for retail sales. c. Cutoff storage rooms shall be separated from the remainder of the building by 2-hour fire barriers. d. Aisle width shall not be less than the pile height. FC Table 6304.1.7(4)Storage Requirements for Class 4 Oxidizer (Liquids and Solids) Storage ConfigurationLimits (feet)Piles Maximum length Maximum width Maximum height Minimum distance to next pile10488Maximum quantity per buildingNo Limit For SI: 1 foot = 304.8 mm.
