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 5279 - Loading and Blasting near or Under Power Lines
Current through Register 2024 Notice Reg. No. 38, September 20, 2024
(a) When electric initiated blasting under, or near overhead power lines, the leading wires shall be placed at right angles to such lines and shall be securely anchored to prevent the blasting circuit conductors from being thrown into the overhead lines.
(b) When blasting under, or near overhead power lines, all loaded holes shall be covered with a nonconductive blasting mat anchored to prevent the mat or other material from being blown into the overhead lines.
1. Amendment of section heading and section and new NOTE filed 7-11-2003; operative 8-10-2003 (Register 2003, No. 28).
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
