[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: 30CFR33.2]



[Page 162]

 

                       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.

    (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]