[Code of Federal Regulations]
[Title 30, Volume 1]
[Revised as of July 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 30CFR57.4461]

[Page 326-327]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 57--SAFETY AND HEALTH STANDARDS--UNDERGROUND METAL AND NONMETAL MINES--Table of Contents
 
                 Subpart C--Fire Prevention and Control
 
Sec. 57.4461  Gasoline use restrictions underground.

    If gasoline is used underground to power internal combustion 
engines-
    (a) The mine shall be nongassy and shall have multiple horizontal or 
inclined roadways from the surface large enough to accommodate vehicular 
traffic;

[[Page 327]]

    (b) All roadways and other openings shall connect with another 
opening every 100 feet by a passage large enough to accommodate any 
vehicle in the mine or alternate routes shall provide equivalent escape 
capabilities; and
    (c) No roadway or other opening shall be supported or lined with 
wood or other combustible materials.