§56.19130. Conveyance shaft test.
30 C.F.R. § 56.19130
Before hoisting persons and to assure that the hoisting compartments are clear of obstructions, empty hoist conveyances shall be operated at least one round trip after:
Any hoist or shaft repairs or related equipment repairs that might restrict or obstruct conveyance clearance;
Any oversize or overweight material or equipment trips that might restrict or obstruct conveyance clearance;
Blasting in or near the shaft that might restrict or obstruct conveyance clearance; or
Remaining idle for one shift or longer.
Notes, amendments, and revision history
Authority
Authority: 30 U.S.C. 811.
Source
Source: 50 FR 4054, Jan. 29, 1985, unless otherwise noted.