SURFACE PRODUCTION - Mark Cooper, Je ff Flahive, Jim ...
The assays from the lab are used to develop an ore control model from which the ore zones can be designed. Surveyors stake the outlines of the ore zones in the eld after the surface miner has fragmented the rock. The mine has ve Vermeer T1255 Terrain Leveler SEMs that cut the ore zones rst. The SEMs are used to fragment ore and some waste.