['Specialized Industries']

['Mining']

07/19/2025

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§75.1600-1 Communication facilities; main portals; installation requirements.

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§75.1600-1 Communication facilities; main portals; installation requirements.

RegSense CFR Regulations Mining Specialized Industries CFR Section English Focus Area USA

A telephone or equivalent two-way communication facility shall be located on the surface within 500 feet of all main portals, and shall be installed either in a building or in a box-like structure designed to protect the facilities from damage by inclement weather. At least one of these communication facilities shall be at a location where a responsible person who is always on duty when men are underground can hear the facility and respond immediately in the event of an emergency.

['Specialized Industries']

['Mining']

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