![]() |
U.S. Department of Labor Mine Safety and Health Administration Protecting Miners' Safety and Health Since 1978 |
![]() |
| www.msha.gov |
| Find It! in DOL | Compliance Assistance | |
30 CFR § 75.1103-3
Automatic fire sensor and warning device systems; minimum requirements; general.
Automatic fire sensor and warning device systems installed in belt
haulageways of underground coal mines shall be assembled from components
which meet the minimum requirements set forth in §§75.1103-4 through 75.1103-7 unless otherwise approved by the
Secretary. [37 FR 16545, Aug. 16, 1972] |
|
|
www.msha.gov | www.dol.gov |
|
| ||
|---|---|---|
|
| ||
|
Mine Safety and Health Administration (MSHA) 1100 Wilson Boulevard, 21st Floor Arlington, VA 22209-3939 |
Phone:
(202) 693-9400 Fax-on-demand: (202) 693-9401 Technical (web) questions: Webmaster On-line Filing Help: MSHAhelpdesk@dol.gov or call (877) 778-6055 Contact Us | |