Electric face equipment; use in mines; methane restrictions
Sec. 9. (a) Electric face equipment may be used in a mine.
(b) In a mine, permissible junction or distribution boxes shall be
used for making multiple power connections in working places or
other places where dangerous quantities of methane may be present
or may enter the air current.
(c) Electric equipment shall not be taken into or operated in any
place where methane can be detected at levels greater than one
percent (1%) with a methane detector approved by the United States
Mine Safety and Health Administration or a flame safety lamp within
twelve (12) inches of the roof, face, or rib.
(d) In any mine opened after March 8, 1955, or in any old mine
that may be reopened or reequipped after March 8, 1955, electric
power for face equipment shall be limited to one thousand (1,000)
volts between any conductors and grounds.
(Formerly: Acts 1955, c.168, s.76; Acts 1971, P.L.358, SEC.11.) As
amended by P.L.144-1986, SEC.189; P.L.243-1987, SEC.11.
Last modified: May 27, 2006