View all text of Subpart F [§ 75.500 - § 75.524]
§ 75.518-2 - Incandescent lamps, overload and short circuit protection.
Incandescent lamps installed along haulageways and at other locations, not contacting combustible material, and powered from trolley or direct current feeder circuits, need not be provided with separate short circuit or overload protection, if the lamp is not more than 8 feet in distance from such circuits.