Experimental Procedures Two Illinois coal mines were used as study sites for this project. Truck-and-shovel overburden removal operations were the focus at Mine 1 and highwall miner operations were the focus at Mine 2.
Experimental ProceduresTwo Illinois coal mines were used as study sites for this project. Truck-and-shovel overburden removal operations were the focus at Mine 1 and highwall miner operations were the focus at Mine 2.