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Code of Federal Regulations Title 30. Mineral Resources § 30.33.31 Test space

Current as of January 02, 2025 | Updated by Findlaw Staff

(a) Drilling tests shall be conducted in a test space formed by two curtains suspended across a mine opening in such a manner that the volume of the test space shall be approximately 2,000 cubic feet.

(b) No mechanical ventilation shall be provided in the test space during a drilling test, except such air movement as may be induced by operation of drilling- or dust-collecting equipment.

(c) All parts of a unit or system shall be within the test space during a drilling test.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 30. Mineral Resources § 30.33.31 Test space - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-30-mineral-resources/cfr-sect-30-33-31/

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