[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: 30CFR22.6]

[Page 133]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 22--PORTABLE METHANE DETECTORS--Table of Contents
 
Sec. 22.6  General requirements.

    Methane detectors approved under this part shall be portable. They 
shall be durable in construction, practical in operation, and suitable 
for service conditions underground. They shall offer no probable 
explosion hazard if used in gaseous mine atmospheres nor any bodily 
hazard, such as spilling of battery electrolyte. They shall exhibit 
under laboratory test conditions various requirements of minimum 
performance that are specified in this part.