[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: 30CFR28.23]

[Page 149-150]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 28--FUSES FOR USE WITH DIRECT CURRENT IN PROVIDING SHORT-CIRCUIT PROTECTION FOR TRAILING CABLES IN COAL MINES--Table of Contents
 
                   Subpart C--Approval and Disapproval
 
Sec. 28.23  Approval labels or markings; approval of contents; use.

    (a) Approval labels shall bear the emblem of the Mine Safety and 
Health Administration, an approval number, the restrictions, if any, 
placed upon the use of the fuse by MSHA, and where appropriate, the 
applicant's name and address.
    (b) Upon receipt of a certificate of approval, the applicant shall 
submit to MSHA, for approval of contents, full-scale reproductions of 
approval labels or markings, as appropriate, and a sketch or description 
of the method of application and position on the fuse, together with 
instructions for the installation, use, and maintenance of the fuse.
    (c) Legible reproductions or abbreviated forms of the label or 
markings approved by MSHA shall be attached to or printed on each fuse.
    (d) Each fuse shall be marked with the rating of the Underwriters 
Laboratories, Inc.
    (e) MSHA shall, where necessary, notify the applicant when 
additional labels, markings, or instructions will be required.
    (f) Approval labels or markings shall only be used by the applicant 
to whom they were issued.
    (g) The use of any MSHA approval label or marking obligates the 
applicant to whom it is issued to maintain or cause to be maintained the 
approved quality control sampling procedure and the acceptable quality 
level for each characteristic tested, and to guarantee that the approved 
fuse is manufactured according to the specifications upon which the 
certificate of approval is based.

[[Page 150]]

    (h) The use of any MSHA approval label or marking obligates the 
applicant to whom it is issued to retest the approved fuse within a 2-
year period from the date of the certificate of approval, and every 2 
years thereafter, in accordance with the provisions of Sec. 28.10.

[37 FR 7562, Apr. 15, 1972, as amended at 43 FR 12316, Mar. 24, 1978; 45 
FR 68935, Oct. 17, 1980]