- Foresight Energy (Litchfield, IL)
- + Tighten ends of anchored truss bolts + Drill bolt holes into roofs at specified distances from ribs or adjacent bolts that are specified in Mine Plans + Force ... the use of wrench or wrenches to achieve the bolt installation + Drill holes to the proper depths,...machines in various cuts across the section + Install roof bolts on various angels in the mine … more