| Return to index
Piping systems shall be tested and proved gas-tight at 1 1/2 times the maximum working pressure and shall be thoroughly purged of air before being placed in service. The material used for testing oxygen lines shall be oil-free and non-combustible, flames shall not be used to detect leaks.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
1. Amendment filed 6-12-87; operative 7-12-87 (Register 87, No. 26).
Go Back to Article 85 Table of Contents