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

  • Create and lay out designs for drill and blast patterns.
  • Lay primacord between rows of charged blast holes, and tie cord into main lines to form blast patterns.
  • Mark patterns, locations, and depths of charge holes for drilling, and issue drilling instructions.
  • Tie specified lengths of delaying fuses into patterns in order to time sequences of explosions.