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(a) Combustible gas indicators shall be available and maintained for use in locations where combustible gases and vapors may be present or are likely to occur.
(b) Tests for the presence of flammable or toxic vapors or gases, required by these orders, shall be made by the use of approved devices or apparatus or by chemical analysis and conducted by a person qualified in the use of the apparatus or skilled in chemical analysis.
(c) A written calibrating and testing program for all test equipment shall be implemented and documented by a qualified person.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
1. New section filed 9-6-94; operative 10-6-94 (Register 94, No. 36).