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AGGREGATE <br />INOUSTRIBS <br />3.1.5 (9)(b) the volume of inert materials to be backfilled is estimated to be 825,000 cubic <br />yards as indicated in section 6.7 of the Revision #1 of the Broda's Inert Fill Application <br />dated 10/22/02. <br />3.1.5 (9)(c) a signed affidavit certifying that the material is clean and inert is included as <br />page 1 of the Broda's Inert Fi11 Application dated 8/12/02. An additional affidavit from <br />Aggregate Industries is attached. <br />3.1.5 (9)(d) the approximate commencement and end dates aze found in section 2.5 of the <br />Broda's Inert Fill Application 8/12/02. More specifically and updated time frames are that <br />the filling started on 5/13/03 and is anticipated to end in one and one-half yeazs. <br />3.1.5 (9)(e) the backfilled material is compatible with the post mining configuration as <br />shown on the map in Exhibit 4 titled Inert Fill Plan found in the Revision #1 of the Broda's <br />Inert Fill Application dated 10/22/02. <br />3.1.5 (9)(f) the plan for stable placement of inert materials is found in section 4.4.4 of the <br />Broda's Inert Fill Application dated 8/12102. <br />The DMG regulations in 3.1.5 (10-11) aze covered under the sections 6-10 of Revision #1 <br />Broda's Inert Fill Application dated 10/22/02 and cover the material acceptance and placement <br />and a ground water monitoring program. Additionally a financial assurance program is described <br />in sections 11-12 of Revision #1 Broda's Inert Fill Application dated 10/22/02 and has been <br />implemented. <br />Both the Broda's Inert Fil] Application dated 8/12/02 and Revision #1 Broda's Inert Fill <br />Application dated 10/22/02 are public documents available at the Colorado Department of Public <br />Health and Enviromnent (CDPHE). The status of financial assurance can be verified by contacting <br />Kathleen Wahlberg at CDPHE. <br />Please review this notification request and attachments. You can contact Mark Molen at Molen & <br />Associates, LLC (303) 450-1600, the consultant assisting with the request, with any questions or <br />concerns or me. <br />cerely, <br />Michael C. Refer <br />Vice President - Admimstration <br />Attachments <br />