['Specialized Industries']

['Mining']

04/17/2026

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REGSENSE
Topic Search
Specialized Industries - Mining

§57.20032 Two-way communication equipment for underground operations.

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

Telephones or other two-way communication equipment with instructions for their use shall be provided for communication from underground operations to the surface.

['Specialized Industries']

['Mining']

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