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WETLAND MITIGATION MONITORING <br />2011 ANNUAL REPORT <br />F STREET MINE SITE WETLANDS <br />1.0 PROJECT OVERVIEW <br />1.1 Corps Permit Number: 199280589 <br />1.2 Permittee Name and Contact Information: <br />Aggregate Industries -WCR, Inc <br />Attn: Connie N. Davis <br />1707 Cole Boulevard, Suite 100 <br />Golden, Colorado 80401 <br />(970) 396 -5252 <br />1.3 Parties Conducting Monitoring and Monitoring Dates <br />Walsh Environmental Scientists and Engineers, LLC <br />4888 Pearl East Circle, Suite 108 <br />Boulder, CO 80301 <br />(303) 443 -3282 <br />Monitoring Dates: July 26, 2011 (Appendix 1, Evaluation of Wetlands Report <br />dated January 17, 2012) <br />1.4 Project Summary and Mitigation Description <br />The project purpose is to mine sand and gravel. Upon completion of mining two open water <br />impoundments will be created and the area to the south will be developed into residential <br />lots. The original description of work and special conditions of this permit provided that 13.6 <br />acres of wetlands would be created on site to mitigate for 13.6 acres of wetlands excavated or <br />filled. Permit Amendment Number 1, approved through the Denver Regulatory Office by <br />letter dated May 8, 2000, provides that 18.9 acres of wetlands will be created throughout the <br />course of the project to mitigate for 13.6 acres of wetlands excavated or filled during mining <br />activities. Three areas of mitigation wetlands are to be constructed (see Appendix 1, Figure <br />2). <br />1.5 Location of the Mitigation Project <br />The project site is located at 4509 W. F St., Greeley, Colorado in the southwest quarter of <br />Section 35, Township 6 North, Range 66 West in Weld County, Colorado. The site <br />perimeter and mitigation areas are depicted in Appendix 1, Figure 2. <br />Aggregate Industries -WCR <br />F Street Mine Site 2011 Annual Report (File # 199280589) <br />• <br />