"Excavation" and "workings" mean any or all parts of a mine excavated or being excavated, including shafts, slopes, tunnels, entries, rooms and working places, whether abandoned or in use.
225 ILCS 705/1.04
"Excavation" and "workings" mean any or all parts of a mine excavated or being excavated, including shafts, slopes, tunnels, entries, rooms and working places, whether abandoned or in use.
225 ILCS 705/1.04