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iii iiiiiiiiiiiiiiii <br />STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Dep. rtmenl of Natural Resources <br />1313 Sherman 51., Room 215 Ila~~ <br />Denver, Colorado 80203 I I <br />Phone: 1303) R66-3567 <br />FA%: (303) 832-8106 <br />DEPARTMENT OF <br />NATURAL <br />RESOURCES <br />Ruh Rumrr <br />Governor <br />Krn $a larar <br />E~enihre Direcnn <br />DATE: May 4, 1994 ~,icnael B. )r~nK <br />Divi~iun Dvenor <br />TO: Janet Binns ~,'L <br />FROM: Susan Burgmaier ~Y° <br />RE: Colowyo Mine (C-81-019) <br />Washbay Pond and Sediment Sump Construction Certifications <br />Per your request, I reviewed the construction certification map for the above mentioned <br />impoundments. The ponds were adequately constructed as designed. It would be a good idea <br />to field verify the rip rap sizing and placement in the emergency spillways, as compared to the <br />approved designs. <br />SLB\050494B. W P <br />