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['Specialized Industries']
['Mining']
04/17/2026
§57.19091 Signaling instructions to hoist operator.
Hoist operators shall accept hoisting instructions only by the regular signaling system unless it is out of order. In such an event, and during other emergencies, the hoist operator shall accept instructions to direct movement of the conveyances only from authorized persons.
['Specialized Industries']
['Mining']
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