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

  • Lay primacord between rows of charged blast holes, and tie cord into main lines to form blast patterns.
  • Connect electrical wire to primers, and cover charges or fill blast holes with clay, drill chips, sand, or other material.
  • Connect gun chambers to electric detonating devices, and operate controls at panelboards, in order to detonate charges in guns or to ignite chemical charges.
  • Create and lay out designs for drill and blast patterns.
  • Obtain samples of earth from sidewalls of well boreholes, using electrically exploding devices.
  • Repair and service blasting, shooting, and automotive equipment, and electrical wiring and instruments, using hand tools.