[Code of Federal Regulations]
[Title 30, Volume 1]
[Revised as of July 1, 2006]
From the U.S. Government Printing Office via GPO Access
[CITE: 30CFR77]

[Page 643-644]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 77_MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK 
AREAS OF UNDERGROUND COAL MINES--Table of Contents
 
                           Subpart H_Grounding
 
Sec.  77.703  Grounding frames of stationary high-voltage equipment 
receiving power from ungrounded delta systems.

    The frames of all stationary high-voltage equipment receiving power 
from ungrounded delta systems shall be grounded by methods approved by

[[Page 644]]

an authorized representative of the Secretary.