29 C.F.R. § 1926.431 Maintenance of equipment.
Title 29 - Labor
The employer shall ensure that all wiring components and utilization equipment in hazardous locations are maintained in a dust-tight, dust-ignition-proof, or explosion-proof condition, as appropriate. There shall be no loose or missing screws, gaskets, threaded connections, seals, or other impairments to a tight condition.
Title 29: Labor
PART 1926—SAFETY AND HEALTH REGULATIONS FOR CONSTRUCTION
Subpart K—Electrical
Safety-Related Maintenance and Environmental Considerations
§ 1926.431 Maintenance of equipment.
