30 CFR Part 57Public Domain
§ 57.9305 — Truck spotters
Subpart H — Loading, Hauling, and Dumping
(a)If truck spotters are used, they shall be in the clear while trucks are backing into dumping position or dumping.
(b)Spotters shall use signal lights to direct trucks where visibility is limited.
(c)When a truck operator cannot clearly recognize the spotter's signals, the truck shall be stopped.
Public Domain: 30 CFR Part 57 (MSHA Safety and Health Standards — Underground Metal and Nonmetal Mines) is a U.S. government publication and is not subject to copyright. Text extracted from the official source ↗. Figures are served from the eCFR; if one does not load, use the link in its place.