The storage of explosives and explosive materials in magazines shall comply with Table 5604.3.
STORAGE AMOUNTS AND MAGAZINE REQUIREMENTS FOR EXPLOSIVES, EXPLOSIVE MATERIALS AND FIREWORKS, 1.3G MAXIMUM ALLOWABLE QUANTITY PER CONTROL AREA
| NEW UN/DOTn DIVISION | OLD DOTn CLASS | ATF/OSHA CLASS | INDOORa (pounds) | OUTDOOR (pounds) | MAGAZINE TYPE REQUIRED | |||||||
| Unprotected | Cabinet | Sprinklers | Sprinklers & cabinet | 1 | 2 | 3 | 4 | 5 | ||||
| 1.1b | A | High | 0 | 0 | 1 | 2 | 1 | X | X | X | — | — |
| 1.2 | A | High | 0 | 0 | 1 | 2 | 1 | X | X | X | — | — |
| 1.2 | B | Low | 0 | 0 | 1 | 1 | 1 | X | X | X | X | — |
| 1.3 | B | Low | 0 | 0 | 10 | 20 | 1 | X | X | X | X | — |
| 1.4c | B | Low | 0 | 0 | 50 | 100 | 1 | X | X | X | X | — |
| 1.5 | C | Low | 0 | 0 | 1 | 2 | 1 | X | X | X | X | — |
| 1.5 | Blasting Agent | Blasting Agent | 0 | 0 | 1 | 2 | 1 | X | X | X | X | X |
| 1.6 | Not Applicable | Not Applicable | 0 | 0 | 1 | 2 | 1 | X | X | X | X | X |
For SI: 1 pound = 0.454 kg, 1 pound per gallon = 0.12 kg per liter, 1 ounce = 28.35 g.
- A factor of 10 pounds per gallon shall be used for converting pounds (solid) to gallons (liquid) in accordance with Section 5003.1.2.
- Black powder shall be stored in a Type 1, 2, 3 or 4 magazine as provided for in Section 5604.3.1.
- This table shall not apply to consumer fireworks, 1.4G.
Explosive materials classified as Division 1.1 or 1.2 or formerly classified as Class A by the U.S. Department of Transportation shall be stored in Type 1, 2 or 3 magazines.
Exceptions:
- Black powder shall be stored in a Type 1, 2, 3 or 4 magazine.
- Cap-sensitive explosive material that is demonstrated not to be bullet sensitive shall be stored in a Type 1, 2, 3, 4 or 5 magazine.
For quantity and distance purposes, detonating cord of 50 grains per foot shall be calculated as equivalent to 8 pounds (4 kg) of high explosives per 1,000 feet (305 m). Heavier or lighter core loads shall be rated proportionally.