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Ps� .�F <br />CERTIFIED MAIL <br />RETURN RECEIPT NO. 7011 1150 0001 6464 0711 <br />August 27, 2012 <br />RECEIVED <br /><'c2azo12 <br />Mr. Jim Dupler <br />Division of Reclamation, <br />Division of Reclamation, Mining & Safety Mining $Safe <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />�/, I <br />4 <br />A1,61 <br />AGGREGATE <br />INDUSTRIES <br />Re: Permit No. M -1989 -120 — Platte Valley Operation - 112c Annual Report and Map <br />Dear Jim: <br />Enclosed is Aggregate Industries Check 4000013746 in the amount of $791.00 together with the annual <br />report form for the above - referenced permit and an updated map. In accordance with Technical Revision - <br />03 regarding groundwater monitoring at the site, also enclosed is quarterly groundwater measurement <br />data collected by Aggregate Industries as well as quality monitoring and measurement data collected at <br />the site and submitted to Colorado Department of Public Health and Environment as required under the <br />recycling license held by Broda Inert Fill regarding import inert fill operations as the site. <br />As noted in previous annual reports, mining has been completed in all cells /phases of the Platte Valley <br />operation except the processing plant area and concrete batch plant site (Cell 5 /Phase 5). These areas will <br />continue to operate with material being conveyed from Aggregate Industries' adjacent Wattenberg Lakes <br />operation (Permit M- 2004 -051). It is anticipated that mining within Phase 5 areas will not occur until all <br />material from the Wattenberg site has been processed through the Platte Valley plant. <br />Backfilling of Phase 4 continued during the permit year ending July 16, 2012, and backfill activity in this <br />cell will continue throughout the life of the mine in accordance with the permit reclamation plan and the <br />inert fill import notice approved by the Division on November 15, 2005. Monitoring and management for <br />weeds in previously seeded areas is ongoing. <br />Very truly yours, <br />Connie N. Davis <br />Land Advisor <br />Enclosures <br />Connie N. Davis, Land Advisor <br />P. O. Box 337231, Greeley, CO <br />Phone: (970) 396 -5252 <br />AGGREGATE INDUSTRIES <br />WESTERN REGION <br />1707 Cole Blvd , Suite 100 <br />Golden, CO 80401 <br />Telephone (303) 985 -1070 <br />80633 Facsimile (303) 716 -5295 <br />vvvvvv aggregate -us corn <br />An Equal Opportunity Employer <br />An AGGREGATE INDUSTRIES company <br />