[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: 30CFR18.97]



[Page 129]

 

                       TITLE 30--MINERAL RESOURCES

 

  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR

 

PART 18_ELECTRIC MOTOR-DRIVEN MINE EQUIPMENT AND ACCESSORIES--Table of 

Contents

 

   Subpart E_Field Approval of Electrically Operated Mining Equipment

 

Sec.  18.97  Inspection of machines; minimum requirements.



    (a) Except as provided in Sec.  18.95, all machines approved under 

the provisions of this subpart E shall, where practicable, meet the 

minimum design and performance requirements set forth in subpart B of 

this part 18 and, where necessary, the requirements of Sec.  18.98.

    (b) The inspection of each machine shall be conducted by an 

electrical representative and such inspection shall include:

    (1) Examination of all electrical components for materials, 

workmanship, design, and construction;

    (2) Examination of all components of the machine which have been 

approved or certified under Bureau of Mines Schedule 2D, 2E, 2F, or 2G 

to determine whether such components have been maintained in permissible 

conditions;

    (3) Comparison of the location of components on the machine with the 

drawings or photographs submitted to determine that each of them is 

properly located, identified and marked;

    (4) Pressure testing of explosion-proof compartments, when 

necessary, shall be conducted in accordance with Sec.  18.98; and:

    (i) Where the results of pressure testing are acceptable, the 

applicant shall be advised;

    (ii) Where the explosion-proof enclosure is found unacceptable, the 

applicant shall be so informed;

    (iii) If the performance of the explosion-proof enclosure is 

questionable, the qualified electrical representative may, at the 

request of the applicant, conduct a further detailed examination of the 

enclosure after disassembly and record his additional findings on MSHA 

Form No. 6-1481 under Results of Field Inspections.



[33 FR 4660, Mar. 19, 1968, as amended at 42 FR 8373, Feb. 10, 1977]