Location: Litchfield,IL, USA
* 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 bolts into holes, using hydraulic mechanisms of self-propelled bolting machines.
* Remove drill steels from chucks after drilling holes, and complete the bolting cycle which may require the use of wrench or wrenches to achieve the bolt installation
* Drill holes to the proper depths, properly mix resin for bolt installation and test bolts for specified tension, using torque wrenches
* Position safety jacks to support underground mine roofs until bolts can be installed
* Position bolting machines in various cuts across the section
* Install roof bolts on various angels in the mine roof and coal/rock ribs
* Maintain equipment in safe operating condition and follow Company Policies, State Law, and Federal Law while operating the roof bolter