§ 33.236. Hoisting engines.
(a) An efficient brake and an overhoist shall be attached to every drum that is used for hoisting or lowering persons or materials in caverns. Hoists shall be provided with a positive acting dead man control, and shall be provided with fail safe devices to prevent runaway of the bucket or cage in case of brake failure.
(b) Each drum used for hoisting or lowering persons in any cavern shall be equipped with adequate flanges, horns or drum guides.
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