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~p FLp~ <br />~~ <br />L~~~~r RECEIVED <br />~ APR 12 2004 <br />yy dzv <br />'bn • 1~`a Oiviaisn °! Mineraia & Geslepy <br />_.rL <br />April 8, 2004 <br />Boom a nvactore <br />ExetuUte commutes: ~t <br />o.wavw~,er ~ <br />Anthony Waldren <br />kven~apBa.ay ~ Colorado Division of Minerals and Geology <br />swan apence 1313_Sherman Street _ _ <br />~ar°~w as~w. Room 215 <br />taut oaahn Denver, CO 80203 <br />~ <br />twuwe <br />coty <br />aretd»ncerwny . Subject: 112 Construction Materials Reclamation Permit Amendment Application <br />treasurer m <br />city a Nmeat tta9s R Reclamation Pit No. 1, Road Runners Rest II Pit <br />Ewnevereme ~ Permits No. M-1977-153 and M-1979-195 <br />MemtMrat l.Orgs <br />A !Vl -02 M-O 1 <br />Ademe seam„ <br />' <br />~ Dear Tony: - . <br />Memberx ~ ~ _ <br />atyicouary~a , ~ This letter is in response fo your request.for our comments concerning the -~ <br />$ <br />c~ <br />aU above-referenced applications. We appreciate the opportunity to review these <br />a <br />Urswood applications only as they relate to the South Platte River. <br />Noa swat <br />Cuydttumten <br />Nadlno CaWwatl ~ We have the following comments to offer: <br />ClryaAarsre <br />c~row,ay'a txr ~ 1. It has always been a concern of the District with the original mine owners and <br />K01 FB~a°Bn <br />c~tya~wada now with Denver Water that setbacks from the South Platte River bank be in <br />owplos Dorton accordance with the publication'Technical Review Guidelines for Gravel <br />°uyaE"a'°"'°°e MiningActivities Within or Adjacent to 100-Yeaz Fleodplains" (Guidelines). <br />a. H. H~e ~r ~ And in fact, it was our understanding that Adams County had required the owner <br />Mtehat. rawreate of the Road Runners Rest II Pit to comply with at least a 100-foot setback. This <br />Jeffarwn C01e1y r; amendment plan does not appear to provide for the minimum 100-foot setback <br />Kalhlaen M°rXpvl° <br />dtyrc°amyaoemer <br />as called for in the Guidelines. <br />va teGe MemwreR <br />o01Q~° cO11N 2. The First Creek Major Drainageway Planning Study shows existing and future <br />can Mimr <br />CRya Centenmel <br />flows in First Creek being intercepted by the upstream Howe-Haller pit. It is <br />~ P°a0° our understanding that LaFazge, the Howe-Haller mining operator, is in the <br />~ <br />r process of designing inflow and outflow structures to accommodate First Creek <br />t <br />swret <br />cvyROUny in their pit as required by their reclamation permit. This future outfall to the <br />aereambw <br />Etbre Nkdpewalh South Platte River may ultimately pass through Reclamation Pit No. 1. We <br />txty,Couny a Darns. <br />sprtbryanlAnthsny Waldron <br />