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12.16--IDDS !l~sE FRDIFColonao Dlvluon of Mmuair { Wolay •IIDDt321!:E TJC2 o DDi/r,L/ f-{/ <br />S~ F = ~~ <br />EOLOGY ~~~) II <br />DIVISrON OF MINEaA<s ANO G <br />pepartmam d Nalynl IIm,Ntes (; Q L. d Ri. C' :: <br />DIY:iION D~ <br />1)U Slrrtrn St. Roan 7q M I N E RA 15 <br />o.m.l, cokndo tyros <br />) <br />br CEO 1 O tc, " <br />S <br />PFCIIO uw7 a6b UCJ,M'~Uw4~w •\ <br />Yl1fi tro]) N1d10a bq\Y.loiw:l_. . <br />l2, 2006 <br />DATE: January• ail o..o <br />Go~*s <br /> a,..\a cwl <br />TO: Erica Crosby, Carl Mount t.wv.. °k°" <br /> apYd N. CaY\I <br /> <br />S ONMtl\ DIrtOY <br />FROM' Tom Schreiner w,:.aia.a~+~ <br />RE: 1(ydro[ogy Rn'Inv, "Wartrnbrrg li'est Sand ~ Gravel byre" Asphalt pavfng Compan~• <br />FUe.M-1005-066, Class: PrrnrJ <br />tains adequacy review eommrnts 6om the Division's Hydrology Review' of the <br />incd acres and <br />This memo con <br />"Wanenberg West Sand & Gravel Mme' Regular 112 Application for <br />66 l35 pam <br />. <br />ed water resource, File No. M•2005-0 <br />l <br />op <br />reclamation to deve <br />6.4.3 F~H113~1I' D - Mlnin lan <br />1. The applicant speafies that the site will be de-wntcted and dry'°m^~ >~ that a CDPS perttut <br />will be obtaia~d from the Colorado Department of Public tHha~t ~'~ ~C~o~'t (~~~~ cly <br />prior to discharge of pjottndwat~ (or has aps liQ_ed fort a National Pollutant Dixharge <br />state that the Applicant has acq t from the W uer Quality Control Division et the Colorado <br />Elirnination S}sum (NPDES) p~ 13ased on the Division's :cview of the Applicant's mine and <br />Deptutmrnt of Health, if necessary. tmiess othawtse sxcificd <br />reclamation plan it appears that an *rPDES permit will be rtyxessary,~~ Rule 6.4.7(5). <br />by the CDPHE. Pkase dcrnottswu how the Applicant will camp . <br />2. The Applicant specifies in Exhibit M that a US Army Corps of Engineers Vavonv+ide Permit <br />well bo obtained if required Cor construction of water conveyance and dischazge structure(s) m <br />the Brighton Ditch or South Plane River. As shown on the Stine Plan Map, mind (process) water <br />will be discharged to the water conveyance casement (structure] in the s ~ ~ f ~`k ~b~of <br />Phase 2 Atea- !n conformance with Rulc 6W estpPt and describe t~hep nature of the e.Yusting <br />mire (process) areter from the ~'anenbexg conve ce and`or dtscharge <br />etructurc(sj to be discharged into. In the event them ate no existing ~~ ails for any watts <br />stzuctttres at the point of discharge, Please Provide crrgineering >?~ <br />loeauo of such conveyance ur drschuge structure ~Pleaso egpond. itne Plan Soap to show' the <br />grin a <br />OfReo d xv~e and u~C~a .Mlnr <br />Mined w.d aectamadew <br />