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D TETRA TECH <br />March 3, 2008 <br />Mr. Jim Dupler <br />Colorado Division of Reclamation, Mining and Safety <br />1313 Sherman St, Room 215 <br />Denver, CO 80203 <br />Re: Aggregate Industries -WCR Inc., Morrison Quarry, MLRB Permit M 1973-021, <br />2007 Annual Report <br />Dear Mr. Dupler: <br />This report presents the 2007 Annual Report Activities for 2007 for the above referenced Permit. <br />Activities in 2007 included: <br />• The area disturbed in 2007 totaled 53.7 acres. <br />• Reclamation for 2007 consisted of partially constructing a reclamation slope in the North Quarry <br />and partially backfilling previously mined benches encompassing an area of 10.9 acres. <br />• The area anticipated to be disturbed in 2008 is 35 acres. This disturbance is primarily related to <br />continued overburden stripping activity and the commencement of mining in the expanded <br />Quarry area defined in the Fifth Amendment to Permit M 1973-021. <br />• The area anticipated to be partially reclaimed in 2008 is 22.8 acres. <br />• This quarry operates year round. <br />The annual report maps and geotechnical addendum are attached. <br />Permittee contact information is: <br />Permittee Contact: Matthew Hall, P. E., Land Resource Project Manager <br />Permittee Name: Aggregate Industries -WCR, Inc. <br />Address: 1707 Cole Blvd, Suite 100 <br />Golden, CO 80401 <br />Phone: (303) 716 - 5363 <br />Fax: (303) 716 - 5299 <br />1900 5. Sunset Street, Suite i-F longmont, CO 80501 <br />~1"el: 303.772.52$2 Fax: 303.772.7039 <br />www.tetratech.com <br />