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Subchapter 5. Electrical Safety Orders
Group 2. High-Voltage Electrical Safety Orders
Article 39. Signs and Outline Lighting--Exceeding 600 Volts (Formerly Article 88)
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§2970. Installation of Conductors.

Conductors shall be installed as follows:

(a) Wiring Method. Conductors shall be installed in rigid metal conduit, in flexible metal conduit, in liquidtight flexible metal conduit, or in electrical metallic tubing.

(Title 24, Part 3, Section 600-31(a).)

(b) Conductors in Raceways. Where the conductors are covered with lead or other metal sheathing, the covering shall extend beyond the end of the raceway, and the surface of the cable shall not be injured where the covering terminates.

(Title 24, Part 3, Section 600-31(e).)

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


1. New Article 88 ( §§ 2970-2974) filed 10-14-75 as an emergency; effective upon filing (Register 75, No. 42).

2. Certificate of Compliance filed 1-9-76 (Register 76, No. 2).

3. Editorial correction filed 11-2-83 (Register 83, No. 45).

4. Amendment filed 12-10-87; operative 1-9-88 (Register 88, No. 1).

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