This Technical Memorandum was prepared by Tetra Tech and presents a Noise Analysis for the Barrel Trail Alternative being considered in the U.S. Forest Service Environmental Impact Statement (EIS) for the proposed Rosemont Copper Project (Project). This analysis assesses the potential impacts that the Barrel Trail Alternative will have on noise conditions.
Dieckhaus, M. 2012. Barrel Trail Alternative Noise Analysis. Document No. 84/12-320871-5.3. Technical memorandum. Prepared for Rosemont Copper Company. Tucson, AZ: Tetra Tech. September 21.