['Specialized Industries']

['Mining']

07/19/2025

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§18.67 Static-pressure tests.

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§18.67 Static-pressure tests.

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

Static-pressure tests shall be conducted by the applicant on each enclosure of a specific design when MSHA determines that visual inspection will not reveal defects in castings or in single-seam welds. Such test procedure shall be submitted to MSHA for approval and the specifications on file with MSHA shall include a statement assuring that such tests will be conducted. The static pressure to be applied shall be 150 pounds per square inch (gage) or one and one-half times the maximum pressure recorded in MSHA's explosion tests, whichever is greater.

['Specialized Industries']

['Mining']

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