Install and maintain electric wires in underground mine.
What does a Trolley Wire Installer do?
Installs and maintains electric wire in underground mine to provide power source for mine locomotives: Drives dinkey engine equipped with tools and materials to underground job site. Operates pneumatic drill to bore hanger holes in top of tunnel. Inserts and secures trolley wire hanger in roof holes. Strings transmission cable from hanger to hanger, using wrench. Repairs damaged wire and hangers. Relocates transmission cables which are no longer used to other areas of mine.