Project Number 7468-010
REVISED DRAFT
ENGINEERING EVALUATION / COST ANALYSIS (EE/CA)
RATHBURN - PETRAY MERCURY MINE
BEAR CREEK WATERSHED
Colusa County, California
Contract Number: NAB030001
Order Number: NAD06EE27
Requisition / Reference Number: R-0609851 / 0001
July 2008
Prepared for:
Bureau of Land Management
2800 Cottage Way
Suite W-1834
Sacramento, California 95825 - 1886
Prepared by:
Ecology and Environment, Inc.
4888 Pearl East Circle, Suite 108
Boulder, Colorado 80301