Statutes, codes, and regulations
Code of Virginia
Title 45.2 - MINES, MINERALS, AND ENERGYSubtitle II - COAL MININGPart B - UNDERGROUND COAL MINESChapter 8 - REQUIREMENTS APPLICABLE TO UNDERGROUND COAL MINES; ELECTRICITY, SAFETY, ETC
Article 4 - VENTILATION, MINE GASES, AND OTHER HAZARDOUS CONDITIONS
Section 45.2-846 - Air quality

Va. Code § 45.2-846

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Current with changes from the 2024 legislative session through ch. 845
Section 45.2-846 - Air quality
A. All active workings shall be ventilated by a current of air containing at least 19.5 percent by volume of oxygen and no harmful amount of any noxious or poisonous gas.
B. The volume and velocity of the current of air in all active workings shall be sufficient to dilute, render harmless, and carry away flammable, explosive, noxious, and harmful gases, dust, smoke, and explosive fumes.

Va. Code § 45.2-846

Code 1950, § 45-60.3; 1954, c. 191; 1966, c. 594, § 45.1-63; 1968, c. 310; 1993, c. 442; 1994, c. 28, § 45.1-161.229; 1996, c. 774; 2005, c. 3; 2021, Sp. Sess. I, c. 387.