Cloud Peak Energy Prepares for the Long Run | Coal Age
2011-6-24 · To access the coal and remove the over and interburdens, the mine has a mixed fleet of mobile equipment and the one Marion 8200 dragline. For overburden removal, Antelope uses three P&H 4100 XPB or XPC shovels and a P&H 2300 shovel. The newer XPB and XPC shovels came on site starting in 2004 and the last one was commissioned in 2009.