[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: 30CFR90.201]

[Page 656]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 90--MANDATORY HEALTH STANDARDS--COAL MINERS WHO HAVE EVIDENCE OF THE DEVELOPMENT OF PNEUMOCONIOSIS--Table of Contents
 
                     Subpart C--Sampling Procedures
 
Sec. 90.201  Sampling; general requirements.

    Authority: 30 U.S.C. 811, 813(h), 957.


    (a) Each operator shall take respirable dust samples of the 
concentration of respirable dust in the active workings of the mine as 
required by this part with a sampling device approved by the Secretary 
and the Secretary of Health and Human Services under part 74 (Coal Mine 
Dust Personal Sampler Units) of this title.
    (b) Sampling devices shall be worn or carried directly to and from 
each part 90 miner's position, and shall remain operational during the 
entire shift or for 8 hours, whichever time is less.
    (c) Upon request from the District Manager, the operator shall 
submit the date on which collecting any respirable dust samples required 
by this part will begin.
    (d) During the time for abatement fixed in a citation for violation 
of Sec. 90.100 (Respirable dust standard) or Sec. 90.101 (Respirable 
dust standard when quartz is present), the operator shall take 
corrective action and then sample the affected part 90 miner until five 
valid respirable dust samples are taken.
    (e) The respirable dust samples required by this part shall be 
collected while the part 90 miner is performing normal work duties.
    (f) Unless otherwise directed by the District Manager, the 
respirable dust samples required under this part shall be taken by 
placing the sampling device as follows:
    (1) On the part 90 miner;
    (2) On the piece of equipment which the part 90 miner operates 
within 36 inches of the normal working position; or
    (3) At a location that represents the maximum concentration of dust 
to which the part 90 miner is exposed.