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Kulc 6A.6 Exhibit_I - 12c~l.un:niun Plan fvlap <br />I5. Please provide the acreage of the permitted area and clearly ilhtstr:uc the size :utd <br />location of the temporary scdintent ponds un a Wrap. 1111.1.1' ADDKIiSSI{D <br />Ih. Plc:t_se clarify the discrepancies between the Camtll and Lane 13~1Ps Wraps and the <br />maps pmvtdal by'ferracon and revise maps accordingly. hoc example, the Carroll :uul <br />Lank maps sho\+• one island in the pond currently known as Pond ;R. Elowever, <br />I'crracon•s proposed reclamation plan Wrap sho\vs h\ro islands in the same pond. <br />PULL.1' ADDRFiSSIiD <br />The maps prvvrdc;d to the Ui+tsiun during the recent clarification process illustrate npr:tp <br />placcntent acUVilics to potentially occur outside of the permit boundary to the south. Plelce <br />address. <br />Rule r,..1.7 Gxhihit G- Water Inlnmtation <br />17. the Division receival comments limn the Office ul the Stair linginccr (USE1 <br />regarding the proposed application. ;lccording to the USf:, bcli~re a well pernut can be <br />appncvcd the applicant must conduct a licld location of the site and document the <br />locations ol'all \vells \cithin hull Icet oFthc permit area. 'fhc applicant must then obtain <br />a +\;uvcr ofohjecuon Irom all \vrll owner. with wells \viQtin 6110 feet of the pcmtit area <br />or rcyucst a hearing bNitrc the Stale Gnginccr. See the attached USE letter Inc titrthcr <br />detail. Please commit to not liu•ther exposing grounclwatcr until a well permit is <br />obtained from the OSI:. In addition, once the +vell permit is obtained a copy nntst he <br />submitted to the Di\ ision. MILLI' ADDRESSED <br />IZi. Pluasc submit inli~rmauon shat clearly dclines the gaining and%or losing ualurc of St. <br />Vrain Creek in the vicinity of the pcmtit area; this intonnation nntst be prep;urd by a <br />professional hydrologist or other yualrlied professional. PI;L.LI' ADDRESSED <br />I'). Pkase clarity the estinuucd average depth of the slurry \v:tll. It appear. from the boring <br />elate provided in the intendment application th;u the acreage depth liom the surface to <br />key in to bedrock is appntxintatcly ?? to '_8 feet, rather than the I6 feet mentioned on <br />page one, h2, ul L•xhibit E. Il'I-I 1' ,1DDKtiSSEU <br />211. Please explain ho+v the operator will address areas of subst:unially coarser materials <br />such as gravels and cobbles coupled wish the site's water table. I'lcase provide a <br />discussion ol'slurn wall constnutiun techniyucs that will be employat lice the areas of <br />gr:wcl and cobble pcnctritrd by twring numbers I and R. EL'LI.1' ADDRLSSIiU <br />21. Please provide clarifcation of potential solutions to pcrntcability issues ansrng as a <br />result uC the uucrsccUon of the utilities' pipes 1 i.c. the water main in the berm heh+cen <br />current ponds 2 :uul ?. alscc any t;;t~ and sewer lines) and the proposed slurry wall. <br />EUI.I.Y :\DDRESSED <br />Rulcn.•: Iii I vhiicil I- ~'e>!et:uum InGcrnwuon <br />22. Knapwecd la State listed noxious wecdl appears on the southwestern side of the <br />current middle pond. Please submit a wccJ control plan per Rulc 3.1.10(61. Please <br />t <br />