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 116 - Handling and Use of Explosive Materials in Blasting Operations
Section 5297 - Making Capped Fuses and Primers

Universal Citation: 8 CA Code of Regs 5297

Current through Register 2024 Notice Reg. No. 38, September 20, 2024

(a) In capping safety fuse, at least one inch shall be cut from the end of each coil of the fuse to be used to prevent damp fuse ends from getting into the cap.

(b) Blasting caps shall be kept in original or equivalent containers except as they are used for capping safety fuses.

(c) Only a ring-type cap crimper of standard design shall be used for attaching blasting caps to safety fuse.

(d) In capping fuse, the fuse ends shall be cut squarely with a sharp cutting blade. The capping operation shall be performed in a safe, dry location. The area shall be conspicuously posted with no smoking signs.

(e) A waterproof ring-type crimp or a compound especially prepared for waterproofing shall be used when necessary.

(f) A capped fuse shall not be attached to the primer cartridge by half-hitch.

(g) The safety fuse shall not be kinked when using the lacing method. The safety fuse shall lie in smooth curves as shown on the illustration. The cap shall be properly embedded along the axis of the cartridge.

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1. Amendment of section and new NOTE filed 7-11-2003; operative 8-10-2003 (Register 2003, No. 28).
2. Change without regulatory effect providing more legible illustration filed 3-2-2009 pursuant to section 100, title 1, California Code of Regulations (Register 2009, No. 10).

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

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