Current through Register Vol. 31, No. 1, January 3, 2025
Section R11-1-1172 - Buckets to Hoist Men during Shaft Sinking
Buckets used to hoist men during vertical shaft sinking operations shall have:
1. Crossheads equipped with safety devices and protective bonnets when the shaft depth exceeds 50 feet.2. Devices to prevent accidental dumping.3. Sufficient depth to transport men safely in a standing position.