[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: 30CFR57.3461]

[Page 321]
 
                       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 B--Ground Control
 
Sec. 57.3461  Rock bursts.

    (a) Operators of mines which have experienced a rock burst shall--
    (1) Within twenty four hours report to the nearest MSHA office each 
rock burst which:
    (i) Causes persons to be withdrawn;
    (ii) Impairs ventilation;
    (iii) Impedes passage; or
    (iv) Disrupts mining activity for more than one hour.
    (2) Develop and implement a rock burst control plan within 90 days 
after a rock burst has been experienced.
    (b) The plan shall include--
    (1) Mining and operating procedures designed to reduce the 
occurrence of rock bursts;
    (2) Monitoring procedures where detection methods are used; and
    (3) Other measures to minimize exposure of persons to areas which 
are prone to rock bursts.
    (c) The plan shall be updated as conditions warrant.
    (d) The plan shall be available to an authorized representative of 
the Secretary and to miners or their representatives.