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Lighting systems for oil or gas well drilling rigs, production hoists, derricks or masts shall be permitted to be wired using an approved prefabricated assembly of flexible cables with vulcanized, molded or other approved terminating receptacle devices so designed that electric arcs will be confined within the receptacle enclosure which shall be of the concealed contact-type. The lighting fixture shall be of the type permitted for Class I, Division 1 Locations, or of the enclosed gasketed-type. Such assemblies shall be securely fastened to the drilling rig or hoist structure and so located that they will be protected from physical damage.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code; and Section 18943(c), Health and Safety Code.
1. Editorial correction of NOTE filed 11-2-83 (Register 83, No. 45).
2. Editorial correction filed 11-3-83 (Register 83, No. 45).
3. Amendment deleting Title 24 cross reference filed 8-27-86; effective thirtieth day thereafter (Register 86, No. 37).