Virginia Administrative Code
Title 4 - CONSERVATION AND NATURAL RESOURCES
Agency 25 - DEPARTMENT OF ENERGY
Chapter 40 - SAFETY AND HEALTH REGULATIONS FOR MINERAL MINING
Part XV - Safety and Health Regulations-Underground Only
Article 3 - Air Quality, Radiation and Physical Agents
Section 4VAC25-40-3250 - Installation of ventilation tubing
Universal Citation: 4 VA Admin Code 4VAC25-40-3250
Current through Register Vol. 41, No. 3, September 23, 2024
When used, ventilation tubing shall be installed so that the air current sweeps the face areas effectively. Maximum distance of the end of the tubing from the face generally shall be 30 feet for blowing and six feet for exhausting.
Statutory Authority
§§ 45.1-161.3 and 45.1-161.294 of the Code of Virginia.
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