§ 45.2-937 Penetration of underground mines; testing
A. A qualified person shall test for the presence of methane and for a deficiency of oxygen, using an approved device, at the entrance to an auger hole or at a highwall miner entry when either such entry point penetrates a worked-out area of an underground mine.
B. If one percent or more of methane is detected or 19.5 percent or less of oxygen is found to exist, no further work shall be performed until the atmosphere has been made safe.
History
This law was first created in 1994. The record of its establishment is cataloged in chapter 28 of that year’s edition of “Acts of Assembly,” the annual state publication listing all changes made to the Code of Virginia in that year. It has been modified 2 times. Those modifications are cataloged by “The Acts of Assembly,” a state publication, by year and chapter. Those modifications that can be read on the General Assembly’s website will be linked accordingly. Those modifications are as follows: in 1999, chapter 256; in 2011, chapters 826 and 862.
1994, c. 28, § 45.1-161.290; 1999, c. 256; 2011, cc. 826, 862; 2021, Sp. Sess. I, c. 387.