IMM is proposing four separate stockpiles of gravel, "mined material", "development rock" for a total of 628, 300 square feet of stockpiled material. (ESA/205379, Oct. 2008, pgs. 2-13, 14) How will these be managed and controlled? How will drainage with toxic materials be prevented during rain events? How were these amounts estimated and what happens if more material needs to be stored?
The project description now indicates that, in full production, 2,400 STPD of gold production would be engendered, with 1,200 STPD to be used in the manufacture of ceramic brick, tiles, and building materials. The other half would be returned to the underground as backfill, or trucked somewhere within a 100-mile radius. (ESA/205379, pg. 2-23) This raises a series of important questions:
Other hazardous materials to be used onsite include: