California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 5 - Electrical Safety Orders
Group 1 - Low-Voltage Electrical Safety Orders
Article 13 - Temporary Wiring
Section 2405.3 - Temporary Poles
The minimum size of a temporary wood pole shall be 6 inches by 6 inches (nominal) if square, or have a top diameter of at least 5 inches if round, and be of sufficient length to maintain all required overhead clearances specified in Section 2375.18, but not less than 20 feet long. The lower end shall be embedded not less than 4 feet in the ground. A pole of a material other than wood, if of equivalent strength, may be used.
EXCEPTION: For distribution poles in areas accessible to pedestrians only, a 4-inch x 4-inch (nominal) wood pole, or equivalent (embedded 4 feet in the ground), shall be permitted, provided that a minimum overhead conductor clearance of 10 feet is maintained.
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.