This Technical Memorandum was prepared by Tetra Tech and presents a Noise Analysis for the Partial Backfill Alternative being considered in the US Forest Service Environmental Impact Statement (EIS) for the proposed Rosemont Copper Project (Project). This analysis assesses the potential impacts that the Partial Backfill Alternative will have on noise conditions.
Sculley, R. 2010c. Technical Memorandum: Partial Backfill Alternative Noise Analysis. Document No. 028/10-320871-5.3. Prepared for Rosemont Copper Company. Tucson, Arizona: Tetra Tech. January 23.