This information is provided free of charge by the Department of Industrial Relations from its web site at www.dir.ca.gov. These regulations are for the convenience of the user and no representation or warranty is made that the information is current or accurate. See full disclaimer at https://www.dir.ca.gov/od_pub/disclaimer.html.

Subchapter 7. General Industry Safety Orders
Group 18. Explosives and Pyrotechnics
Article 122. Ammonium Nitrate Storage

§5359. Scope.

(a) This Article applies to storing, having or keeping ammonium nitrate in quantities of 1,000 pounds or more.

(b) Except as provided in subsection (c), this Section applies to the storage of ammonium nitrate in the form of crystals, flakes, grains or prills including fertilizer grade, dynamite grade, nitrous oxide grade, technical grade and other mixtures containing 60 percent or more ammonium nitrate by weight but does not apply to blasting agents.

(c) The storage of ammonium nitrate and ammonium nitrate mixtures which are more sensitive than allowed by the Fertilizer Institute's publication, “Definition and Test Procedures for Ammonium Nitrate Fertilizer”, dated August 1984, pages 1 - 12, which is hereby incorporated by reference, shall be stored in accordance with TABLE EX-1 in Section 5252.

Note: For further guidance see:

“Definition and Test Procedures for Ammonium Nitrate Fertilizer” available from The Fertilizer Institute, 501 2nd Street, N.E., Washington, D.C. 20002. This definition limits the contents of organic materials, metals, sulfur, etc., in a product that may be classified ammonium nitrate fertilizer.

NOTE

Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

HISTORY

1. New Article 122 ( §§ 5359-5363) filed 10-17-75; effective thirtieth day thereafter (Register 75, No 42).

2. Amendment of subsection (b) filed 12-19-75 as procedural and organizational; effective upon filing (Register 75, No. 51).

3. Amendments filed 7-16-76; effective thirtieth day thereafter (Register 76, No. 29).

4. Amendment of subsection (c) filed 7-13-78; effective thirtieth day thereafter (Register 78, No. 28).

5. Amendment of section and Note filed 7-11-2003; operative 8-10-2003 (Register 2003, No. 28).

Go Back Go Back to Article 122 Table of Contents