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 10 - Conduit
Section 2762 - Rigid Nonmetallic Conduit
Current through Register 2024 Notice Reg. No. 38, September 20, 2024
(a) Description. Nonmetallic conduit shall be resistant to moisture, chemical atmospheres, impact and crushing, and distortion due to heat where such conditions are likely to be encountered in service. It shall be weather resistant where installed out of doors.
(Title 24, Part 3, Section 3-347 - 1.)
(b) Use. Rigid nonmetallic conduit and fittings approved for the purpose shall be permitted to be used for exposed work if properly protected where exposed to severe mechanical damage.
(Title 24, Part 3, Section 3-347 - 2(b).)
(c) Support. Conduit shall be supported within 4 feet of each box, cabinet, or other conduit termination and shall be adequately supported elsewhere as required in Table 2762.
Table 2762
| Conduit Size | Maximum Distance Between Conduit Supports | |
| 1/2 inch | 4 feet | |
| 3/4 inch | 4 feet | |
| 1 inch | 5 feet | |
| 1 1/4 inch | 5 feet | |
| 1 1/2 inch | 5 feet | |
| 2 inch | 5 feet | |
| 2 1/2 inch | 6 feet | |
| 3 inch | 6 feet | |
| 3 1/2 inch | 7 feet | |
| 4 inch | 7 feet | |
| 5 inch | 7 feet | |
| 6 inch | 8 feet | |
Rigid nonmetallic conduit and fittings approved for the purpose shall be permitted to be used underground if properly protected where exposed to severe mechanical damage.
(Title 24, Part 3, Section 3-347 - 8.)
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.
