Buckets used to hoist persons during shaft sinking operations shall be provided with adequate guide ropes and shall have crossheads equipped with safety catches and protective bonnets when the shaft depth exceeds 50 feet.
4 Va. Admin. Code § 25-40-4400
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.