California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 18 - Explosive Materials
Article 113 - Explosive Materials
Section 5240 - Disposal of Explosive Materials

(a) Deteriorated, damaged, frozen, contaminated, or scrap explosive materials which are unfit for use, shall be desensitized, destroyed or otherwise made safe in a safe place by a competent person(s).

EXPLOSIVE MATERIALS SHALL NEVER BE BURIED OR COVERED OVER BY ANY MATERIALS AS A MEANS OF DISPOSAL.

(b) Sites for destruction of explosive materials shall be located away from inhabited buildings, public highways, passenger railways, operating buildings and all other explosives. The separation shall not be less than the inhabited building distance as contained in Table Ex. 1. When possible, barricades shall be utilized between the site and inhabited buildings.

(c) A shelter or other adequate protection shall be provided near the disposal area for emergency use.

(d) A warning device shall be used when explosive materials are being destroyed.

(e) Waste static sensitive explosive materials shall be handled, transported or otherwise protected against the hazards of static electricity.

(f) Incompatible waste explosive materials shall not be transported in the same container or vehicle.

(g) Provisions shall be made so scrap explosive materials will not be placed in any burn location until at least 48 hours has past since the last fire has gone out.

(h) Bags that have contained ammonium nitrate shall not be piled, even temporarily, in or near a wooden building, as such bags are flammable. Bags shall be destroyed after emptying.