Mining Project

Asarco Mission Complex North Waste Dump

OWNER
Asarco, LLC
LOCATION:
Sahuarita
YEAR COMPLETED
April, 2012

This project includes the reclamation of the North Dump on the property of the San Xavier District Tohono O’odham Nation. The slopes of dump were regraded to a 3:1 and then capped with alluvial material. Stormwater channels and riprap were also installed to control erosion. Major elements included 1,600,00 cubic yards of alluvial capping, 1,400,000 cubic yards of earthwork associated with slope regrading, and the installation of 23,000 linear feet of barbed wire fence.