Buckets shall be stopped about 15 feet from the shaft bottom to await a signal from one of the crew on the bottom for further lowering.
053-3 Wyo. Code R. § 57.19077
Buckets shall be stopped about 15 feet from the shaft bottom to await a signal from one of the crew on the bottom for further lowering.
053-3 Wyo. Code R. § 57.19077