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Varra Companies, Inc. <br />8120 Cmee Slrcet Frederick. CO 80516 Telephone (3031666.6657 Fax (303)666-6743 <br />Tuesday 30 May 2006 <br />Thomas A. Schreiner RECEIVED <br />Enviromnental Protection Specialist MAY 3 1 2006 <br />Colorado Division of Minerals and Geology <br />Office of Mined Land Reclamation Bivisian ~f Minerals and Gealuay <br />1313 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />Subject: DMG Permit M1978-056 -Durham Sand & Gravel Pit <br />Technical Revision 2 -Reply to DMG correspondence of . <br />Dear Tom: <br />Consistent with your request of 11 January 2006, please find correspondence and <br />attachments from Bruce Erickson, P.E. of 17 May 2006 addressing final <br />reclamation costs. His sum of $ 157,312.50 when combined with that of Exhibit L <br />- Warranty Information from the approved amendment, or $ 90,283.52; should <br />bring the combined financial warranty to $ 247,596.02. <br />Also enclosed, find the final grading plan of Apri12006 from Anderson Consulting <br />Engineers; and the CGRS Stability Analysis Report of 17 May 2006. This <br />information should satisfy the final concerns expressed by the Division, showing <br />that the existing berm is stable, no significant subsidence of the existing berm <br />would occur after a flood event, and that the planned final grading will not <br />adversely impact bank stability of the berm. <br />The information as provided should allow the Division to approve the Technical <br />Revision. Thank-you again for your assistance. <br />Sincerely, <br />Vama Companies, Inc. <br />F,G <br />r ord Janes <br />Forester <br />r crow ir. - ___. <br />Class: "'~ Type-Seq.: - <br />From: To: ,(~~/: <br />Doc. Name Dn.rn.ocu ~+ .rte <br />