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 2 - High-Voltage Electrical Safety Orders
Article 9 - Open Wiring (Bare)
Section 2757 - Insulators

Insulators and insulator supports shall have sufficient mechanical strength to withstand the maximum stress to which they may be subjected by a fault on the system to which they are applied. Insulators for bare conductors shall have a minimum voltage rating equal to the nominal system voltage.

(Title 24, Part 3, Section 3-710 - 84(b).)

1. Editorial correction filed 11-2-83 (Register 83, No. 45).
2. Amendment filed 12-10-87; operative 1-9-88 (Register 88, No. 1).

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code; and Section 18943(c), Health and Safety Code.