How do they match: Explosives Workers, Ordnance Handling Experts, and Blasters

  • Blast Driller
  • Blast Hole Driller

  • Place and detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials. May perform specialized handling, storage, and accounting procedures.

  • Connect electrical wire to primers, and cover charges or fill blast holes with clay, drill chips, sand, or other material.
  • Create and lay out designs for drill and blast patterns.
  • Insert, pack, and pour explosives, such as dynamite, ammonium nitrate, black powder, or slurries into blast holes; then shovel drill cuttings, admit water into boreholes, and tamp material to compact charges.
  • Mark patterns, locations, and depths of charge holes for drilling, and issue drilling instructions.
  • Measure depths of drilled blast holes, using weighted tape measures.
  • Obtain samples of earth from sidewalls of well boreholes, using electrically exploding devices.
  • Operate machines to flush earth cuttings or to blow dust from holes.
  • Place explosive charges in holes or other spots; then detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials.
  • Set up and operate equipment such as hoists, jackhammers, and drills, in order to bore charge holes.

  • Drill holes in earth or rock.