['Specialized Industries']

['Mining']

07/19/2025

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§57.22304 Approved equipment (II-A mines).

...

§57.22304 Approved equipment (II-A mines).

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

(a) Cutting and drilling equipment used at a face or bench shall be approved by MSHA under the applicable requirements of 30 CFR Parts 18 through 36.

(b) While cutting or drilling is in progress, equipment not approved by MSHA under the applicable requirements of 30 CFR Parts 18 through 36 shall remain at least 100 feet from the face or bench being mined.

(c) Tests for methane shall be conducted immediately before nonapproved equipment is taken to a face or bench after blasting.

(d) Mine power transformers and stationary equipment not approved by MSHA under the applicable requirements of 30 CFR Parts 18 through 36 shall be installed in fresh air or downwind from an atmospheric methane monitor sensor.

['Specialized Industries']

['Mining']

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