Radon Daughter Exposure
Unclassified.
Division of Health, Office of the Administrator for Metal and Nonmetal
Mine Safety and Health, Mine Safety and Health Administration, U.S. Department
of Labor, 4015 Wilson Boulevard, Arlington, Virginia 22203
All individuals for whom mine operators were required to calculate and
record radon daughter exposure in the previous calendar year.
Mine I.D. number, mine name, section, township, range, county, and
state of mine location, operator, and time period, individual's name, social
security number, current year's radon daughter exposure and cumulative radon
daughter exposure in working level months (WLM).
30 U.S.C. 811, 961
To document exposure of miners to radon daughters, a form of radiation
which has been proven to cause cancer in humans and is well known as a severe
hazard for metal and nonmetal miners. The exposure limit is an annual
limit which requires careful documentation to ensure that no miner is
overexposed.
None, except for those routine uses listed in the General Prefatory
Statement of this document.
None.
Manual files.
By year, mine name, mine operator, and individual name.
Manual records are kept in locked file cabinets. During working hours
records are accessible only to authorized personnel.
Retained until individual would have turned 75 years old or until 10
years after known death of individual.
Chief of Health, Administrator for Metal and Nonmetal Mine Safety and
Health, same address as above.
Inquiries regarding the existence of records should be addressed to the
System Manager. A written, signed request stating that the requester seeks
information concerning records pertaining to him/her is required or a letter
signed by the individual or his estate authorizing the requester to obtain the
information. (As per 30 CFR 57.5040 and ANSI N13.8-1973 "Radiation Protection
in Uranium Mines.")
To see your records, write the System Manager and describe as
specifically as possible the records sought and furnish the following
information:
a. Full name
b. Address
c. Signature
To see your records, write the System Manager and describe as
specifically as possible the records sought and furnish the following
information:
a. Full name
b. Address
c. Signature
Mine operators.
None.
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