[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: 30CFR7.21]

[Page 16]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 7--TESTING BY APPLICANT OR THIRD PARTY--Table of Contents
 
            Subpart B--Brattice Cloth and Ventilation Tubing
 
Sec. 7.21  Purpose and effective date.


    This subpart establishes the specific requirements for approval of 
brattice cloth and ventilation tubing. It is effective August 22, 1988. 
Applications for approval or extension of approval submitted after 
August 22, 1989, shall meet the requirements of this part.