§57.19026. Drum end attachment.
30 C.F.R. § 57.19026
For drum end attachment, wire rope shall be attached—
Securely by clips after making one full turn around the drum spoke;
Securely by clips after making one full turn around the shaft, if the drum is fixed to the shaft; or
By properly assembled anchor bolts, clamps, or wedges, provided that the attachment is a design feature of the hoist drum. Design feature means either the manufacturer's original design or a design approved by a registered professional engineer.
A minimum of three full turns of wire rope shall be on the drum when the rope is extended to its maximum working length.
Notes, amendments, and revision history
Authority
Authority: Sec. 101, Federal Mine Safety and Health Act of 1977, Pub. L. 91-173 as amended by Pub. L. 95-164, 91 Stat. 1291 (30 U.S.C. 811).
Authority
Authority: 30 U.S.C. 811.
Source
Source: 50 FR 4082, Jan. 29, 1985, unless otherwise noted.