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Jul,ll• 2002 1:25PM <br />TUTTLE APPLEGATE <br /> <br />Applegate <br />Group, ~.~. <br />cmmnaals fw laed. l~h'uoerals ana Water <br />July l0, 2002 <br />Mr. Bob Condon <br />Western Equipment and Trudy Inc. <br />7602 Arapahoe Road <br />Boulder, CO 80303 <br />No•6181 P. 2/2 <br />]iE: T~vo ](riven Pit Csrotmdtvater Iaveta:gatloa aed A7esponte to Com>oents <br />Dear Bob: <br />As we previously disars9ed, this letter is to iniriete a hydrologic uoveatigatiott sad essodeted work <br />tpponding to commeaas for your Two Rivas Pit property located io Wdd Cotmty, Colorado. It is <br />our understattd'mg that Western Equipment sad Trtrdc, Inc. has submitted a Regular 112 l)peration <br />Redaxattion Permit application to the Colorado Division of hhnaals and Geology far devalopmaot <br />of s sand and gravel mining operation The current mitring and rerJamation plan iadudes dewateriag <br />the alkrvial deposit within the put arras dwiing trrhrirtg x.-tivities and lining the pui fox watrr storage <br />after teclemation. <br />Applegate Group will collect anti review etdsting end svailable data For ~~~~-^~~*~on of the <br />e~dsting grwwdwater t~nditions at the site. The data oom~atien and review will iachrde, but may <br />not be limited to, resource deposit data and site inforrmtion available tlttqugh Western Equipment <br />and Track and rradily available published reports, maps, and data emmmaries from eottrtxs each as <br />tho U.S.G.S. and the Colorado Divi$on of Water Resources. It a mticipated that same coordination <br />with Division of tN'merals and Geology staff and adjaoant property ownsa will also be involved. <br />The available data will be used to charscterizc e~tistirig grormdwatp- conditions at the site and will <br />provide information nocessary to estanate the afl'oct.9 of pit watering end balnsg on the sturounding <br />atluvial aquifer. Hstntiartes o£ dosvatering Sows end the erReat of draw-down will be provided. <br />Alhtvial charatxeristip wt71 also provide ittfnrmadon regard'mg the potemiat for ~roundrvater <br />mounding end ehadowmg around the tined reckimed pit. Along with any potemial impacxs from <br />mitring and rtxJamation, mitigation options will also be provided if rrecessmy. <br />It is our intent that the information aad resuhs wr7l provide the material necessary to respond to <br />Duvisioit o£I~Imaals and Geology staff oommmts sod concerns from adjacent property ownert+. We <br />stttieipate having preliminary retailta by Duty 24, 2002. Thank you for the opportunity to be of service <br />end we look fotwttrd to working with you <br />Sitrc~cr~d~y, <br />//~""" b t <br />W>]liaaa Schandedein <br />~~ <br />