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Code of Virginia (Last Updated:July 28, 2020) |
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TITLE 45.1. Mines and Mining |
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CHAPTER 14.3. Requirements Applicable to Underground Coal Mines |
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ARTICLE 14. Ventilation, Mine Gases and Other Hazardous Conditions |
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SECTION 45.1-161.228. Worked-out areas |
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A. All worked-out areas shall be either sealed or ventilated. B. Where practice is to seal worked-out areas, the sealing shall be done in accordance with sealing provisions of the approved bleeder plan. Code 1950, § 45-60.5; 1954, c. 191; 1966, c. 594, § 45.1-62; 1993, c. 442; 1994, c. 28 ; 1996, c. 28 ; 1999, c. 28 ; 2005, c. 28 . |