[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: 30CFR33.2]

[Page 152-153]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 33--DUST COLLECTORS FOR USE IN CONNECTION WITH ROCK DRILLING IN COAL MINES--Table of Contents
 
                      Subpart A--General Provisions
 
Sec. 33.2  Definitions.

    As used in this part:
    (a) Permissible, as applied to a dust collector, means that it 
conforms to the requirements of this part, and that a certificate of 
approval to that effect has been issued.
    (b) Bureau means the United States Bureau of Mines.
    (c) Certificate of approval means a formal document issued by MSHA 
stating that the dust collector unit or combination unit has met the 
requirements of this part, and authorizing the use and attachment of an 
official approval plate or a marking so indicating.

[[Page 153]]

    (d) Certificate of performance means a formal document issued by 
MSHA stating that a dust-collecting system has met the test requirements 
of Subpart C of this part and therefore is suitable for use as part of 
permissible units.
    (e) Dust-collector unit means a complete assembly of parts 
comprising apparatus for collecting the dust that results from drilling 
in rock in coal mines, and is independent of the drilling equipment.
    (f) Combination unit means a rock-drilling device with an integral 
dust-collecting system, or mining equipment with an integral rock-
drilling device and dust-collecting system.
    (g) Dust-collecting system means an assembly of parts comprising 
apparatus for collecting the dust that results from drilling in rock and 
is dependent upon attachment to other equipment for its operation.
    (h) Applicant means an individual, partnership, company, 
corporation, association, or other organization that designs and 
manufactures, assembles or controls the assembly of a dust-collecting 
system, dust-collector unit, or a combination unit, and seeks 
certification thereof.
    (i) MSHA means the United States Department of Labor, Mine Safety 
and Health Administration.

[Sched. 25B, 25 FR 6473, July 9, 1960, as amended at 39 FR 24005, June 
28, 1974; 43 FR 12317, Mar. 24, 1978]