Document Citation: 30 CFR 75.1103-8

Header:
CODE OF FEDERAL REGULATIONS
TITLE 30 -- MINERAL RESOURCES
CHAPTER I -- MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
SUBCHAPTER O -- COAL MINE SAFETY AND HEALTH
PART 75 -- MANDATORY SAFETY STANDARDS -- UNDERGROUND COAL MINES
SU

Date:
02/28/2013

Document:
§ 75.1103-8 Automatic fire sensor and warning device systems; examination and test requirements.

(a) Automatic fire sensor and warning device systems shall be examined at least once each shift when belts are operated as part of a production shift. A functional test of the warning signals shall be made at least once every seven days. Examination and maintenance of such systems shall be by a qualified person.

(b) A record of the functional test conducted in accordance with paragraph (a) of this section shall be maintained by the operator and kept for a period of one year.

(c) Sensors shall be calibrated in accordance with the manufacturer's calibration instructions at intervals not to exceed 31 days. A record of the sensor calibrations shall be maintained by the operator and kept for a period of one year.