[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: 30CFR56.4603]

[Page 266]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 56--SAFETY AND HEALTH STANDARDS--SURFACE METAL AND NONMETAL MINES--Table of Contents
 
                 Subpart C--Fire Prevention and Control
 
Sec. 56.4603  Closure of valves.

    To prevent accidental release of gases from hoses and torches 
attached to oxygen and acetylene cylinders or to manifold systems, 
cylinder or manifold system valves shall be closed when--
    (a) The cylinders are moved;
    (b) The torch and hoses are left unattended; or
    (c) The task or series of tasks is completed.