Collections
United States Code
Title 30
Chapter 22
Subchapter III
Interim Mandatory Safety Standards for Underground Coal Mines
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861
Mandatory safety standards for underground mines
862
Roof support
863
Ventilation
864
Combustible materials and rock dusting
865
Electrical equipment
866
Trailing cables
867
Grounding of equipment
868
Underground high-voltage distribution
869
Underground low- and medium-voltage alternating current circuits
870
Trolley wires and trolley feeder wires
871
Fire protection
872
Maps
873
Blasting and explosives
874
Hoisting and mantrips
875
Emergency shelters; construction; contents; implementation plans
876
Communication facilities; locations and emergency response plans
877
General safety provisions
878
Definitions