['Specialized Industries']

['Mining']

04/15/2026

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REGSENSE
Topic Search
Specialized Industries - Mining

§57.13021 High-pressure hose connections.

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

Except where automatic shutoff valves are used, safety chains or other suitable locking devices shall be used at connections to machines of high- pressure hose lines of ³/₄ -inch inside diameter or larger, and between high-pressure hose lines of ³/₄ -inch inside diameter or larger, where a connection failure would create a hazard.

['Specialized Industries']

['Mining']

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