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January 25, 2012 <br />Mr. Jim Dupler <br />Colorado Division of Reclamation, Mining and Safety <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />Re: Aggregate Industries - WCR Inc., Morrison Quarry, MLRB Permit M 1973 -021, <br />2011 Annual Report <br />Dear Mr. Dupler: <br />This report presents the 2011 Annual Report activities for the above - referenced Permit. Activities in 2011 included: <br />The annual report maps and geotechnical addendum are attached. <br />Permittee contact information is: <br />If you have any questions, please contact me at (303) 772 -5282. <br />Sincerely, <br />TETRA TECH <br />9 <br />/� <br />• The area disturbed in 2011 totaled 47.2 acres. <br />• The area partially reclaimed in 2011 was 3.5 acres. <br />• The area anticipated to be disturbed in 2012 is 47.2 acres. This disturbance is related to continued <br />mining, overburden stripping activity and mine development in the expanded Quarry area defined in the <br />Fifth Amendment to Permit M 1973 -021. This area represents continued mining of 47.2 acres in the <br />active mine. <br />• The area anticipated to be partially reclaimed in 2012 is 1.9 acres. The reclamation is anticipated to <br />include placing of stripped material in the Central Quarry. <br />• This quarry operates year round. <br />Permittee Contact: Michael C. Refer <br />Permittee Name: Aggregate Industries - WCR, Inc. <br />Address: 1707 Cole Blvd, Suite 100 <br />Golden, CO 80401 <br />Phone: (303) 985 -1070 <br />Fax: (303) 716 -5299 <br />Gary Liriden,4.G. <br />Project Manager <br />( TETRA TECH <br />Attachments: Annual report maps (4) <br />Geotechnical addendum <br />P.\23514\ 133 - 23514 -12002 \Deliverables \Deliv -01- Annual Report \Cover letter docx <br />S S inset Street, Suite I -F Longmont, CO 80501 <br />U 1 7 '2 528? 303 772 7039 ww.vtetr etech corn <br />