A US Mine Safety and Health Administration spokesman did not release the individual’s identity to ILN but said the pinning occurred at about 10.15am on Monday at the Steyer II operation in Garrett County.
“The shuttle operator stopped on a hill to move a cable then the shuttle car slid over, pinning the operator,” the agency’s preliminary findings confirmed.
The victim was transported by helicopter to Ruby Memorial Hospital in nearby Morgantown, West Virginia.
As of Tuesday afternoon, no updated information was available on the miner’s condition.
State officials from the Maryland Department of Environment have turned lead investigative responsibilities over to MSHA and a probe into the incident has commenced.
According to federal data, Steyer Fuel Mining is controlled by David M Maynard. The bituminous complex lists an address in Arthurdale.
Crews produced about 224,000 tons in 2011 with 137,000 man hours worked.
The operation recorded six non-fatal days lost operator injuries during that time.