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• tl7e ieCt: tlCatl Jil tJ s[a[e [hdt il7e rUAU 17a~ ~'ee:: CO!75trni[ei: AJ desl E!1~~ ali.~. C: aiCU"U1ncZ <br />+vith appro+zd plan;. <br />This means that d7z Division must have access road dzsi~ms to re+'iz++ and appro+'e ~iurin_* <br />the mini pzrmit applica[ion stagz. so thz certification report (the certified "as-built') can <br />state that the acczss road +vas dzsigned and constructzd as approved b~ the Di+ ision. <br />Fieure ?.0~3-8 dzpicts a 10°io sidz slope bu[ tails to indicate for +vha[ t}pe of road. should <br />the Division ass'un7e this applies [o all roads or to a specific type of mad'.' Please clarih <br />and/or corrzct. (k.-yG) <br />A plan +iew of the acczss road supzrimposed on the existing topographc (Maps '_.0~._ -1 and <br />3.0>.3-:) is sufficient to determinz the proposed width of the Lorencito Cam'on acczss road. <br />but is insufficien[ for dztermininv the proposed gradient. Please provide dzsi=ns for thz <br />access road that have [hz proposed road gradients indicated on [hem. <br />Ifs apparent from \~laps'_.0?.3-1 and 3.0.3-Z that the acczss road is planned through the <br />PIiP3 till. Pleasz address. <br />Pleasz removz plans fur proposed °culverted fords' of the perennial su'zrhzs of thz <br />Lorencito Cam on stream. Fords of pzrennial strzams by access roads is re«ulatoril~ <br />• prohibited ISzc[ion y.03?(2)(c)1. <br />Responsz <br />1' "" " Q, ~ IN' <br />LCC +vill providz a plan vizvv and cross-section for the access road in a htnlre subminal. The <br />figures which sho++ side slopes are for all roads. The access road +vill nln bene~en thz P 1 P2 <br />overburden stockpile and the pond. Thz maps will be changed in a future submittal The <br />crossings of Cow Carron and Lorencito Canon will be own in fimire submittals as <br />Arizona Crossings. <br />Rule ~.OS Hydrologic Balance <br />Under this section. all responses +vere found adequate except as listed below-. <br />1a6. This response is inadequate. A few years of monitoring sho[cre[e ditches v+ould nut provide <br />useful infom7ation on the lone-term intzerin of shotcrete ditches. r\s thz usz of shotcretz <br />is proposed for ditches designed to safzh handle the 100-year event. it is reasonable that the <br />Di+-ision is przszn[ed evidznce that shotcre[z linine can withstand the forces of nanlrz for at <br />~ ~0 least 100 yzars. Funhermore. [he use of riprap andlor cegztation lends itszlf tt, a chatmel <br />,,~y ++hich over ume VIII Ilkel+ becOn72 morn stablz through vegetation invasion. tncludinu <br />,~t~°" shrubs and trees. and minor. natural channel downcu[ting and stabilization. ~hotcretz or a <br />similar "impzrmeahle" charulel lining would proven[ vegetation establishmznt and bzcon7zs <br />less stable over time. Therefore. this response is inadeyuatz at this time. <br />~~ <br />