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TITLE(s): TIER-AND-DETONATOR (mine & quarry) Wires and detonates explosives in specified sequence to blast overburden in open pit copper mine: Lays main line of primacord between rows of charged blastholes and ties cord into main line to form blast pattern. Ties specified lengths of delaying fuses into pattern to time sequence of explosions. Connects blasting cap and flips switch on electronic blasting device to detonate charge upon signal from SUPERVISOR, BLASTING (mine & quarry). GOE: 05.12.02 STRENGTH: M GED: R2 M2 L2 SVP: 2 DLU: 77 ONET CROSSWALK: 87905 Blasters and Explosives Workers | |||||||||||||||||||||||||||||||||||
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