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Search U.S. government technical reports digitized or harvested by TRAIL.
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11 results returnedElectrical blasting practice as some coal mines in state of Washington
Automatic derailing switch at Roslyn no. 3 mine, Northwestern Improvement Company, Roslyn, Wash.
Falls of roof and coal in Washington mines
Accident prevention at the New Black Diamond Coal Mine, Washington
Explosives accidents in California metal mines
Accident experience and cost in California metal mines
Some factors affecting an accident-prevention program in metal mining in California
Water problem in the Pennsylvania anthracite mining region
Published Year
Subject
- Mines and mineral resources--California (3)
- Anthracite coal--Pennsylvania (2)
- Coal mines and mining--Pennsylvania (2)
- Coal mines and mining--Washington (State) (2)
- Mine accidents (2)
- Blasting (1)
- Coal mines and mining--Washington (State)--Safety measures (1)
- Diesel locomotives (1)
- Diesel motor exhaust gas (1)
- Diesel motor--Safety measures (1)
- Mine drainage (1)
- Mine explosions (1)
- Mine roof control--Washington (State) (1)
- Mine safety (1)
- Mine safety--Washington (State) (1)
- Mines and mineral resources--Washington (State) (1)
- Mining engineering (1)
- Mining machinery--Safety measures (1)
- Quarries and quarrying--California (1)
- Subsidences (Earth movements) (1)
- Tunneling--Safety measures (1)
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