Search U.S. government technical reports digitized or harvested by TRAIL.
Development and safety of the storage-battery locomotive
Recommendation for safety in coal mining relating to placing mine haulage in intake air
Hazards of the trolley-locomotive haulage system in coal mines
Some observations on coal-mine haulage hazards
Safety aspects of pneumatic transport
Bureau of Mines research into reducing materials handling injuries
Protective structures for low-coal shuttle car operator
An analysis of off-highway haulage truck maintenance and repair accidents, 1978-84