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Regulations last checked for updates: May 23, 2025
Title 30 - Mineral Resources last revised: Apr 14, 2025
All Titles
Title 30
Chapter I
Part 33
Subpart C - Subpart C—Test Requirements
§ 33.30 - Test site.
§ 33.31 - Test space.
§ 33.32 - Determination of dust concentration.
§ 33.33 - Allowable limits of dust concentration.
§ 33.34 - Drilling test.
§ 33.35 - Methods of drilling; dust-collector unit.
§ 33.36 - Method of drilling; combination unit or dust-collecting system.
§ 33.37 - Test procedure.
§ 33.38 - Electrical parts.
authority:
30 U.S.C. 957
,
961
source:
Schedule 25B, 25 FR 6473, July 9, 1960, unless otherwise noted.
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