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~,. <br />=~. r - • i <br />Comments <br />Page 4 <br />r <br />9. If the applicant pursues 1, 2, and 3 above and is granted a small <br />area exemption, Pond I may be excluded from the sediment control system. <br />4.05.6 Sedimentation Ponds ~. <br />1. In response to the applicant's request on page 4.05-33 that pads be <br />inspected annually: The Division does not feel this r.~ill ba sufficient given <br />the site and volume of the ponds and the fact that som, ponds are located so <br />close to streams. Energy Fuels must commit to quarterly inspections of the ponds. <br />2. TLe applicant needs to irlent.ify approximnteJy what flood plain the <br />sediment ponds are located in and what measures will be used to safeguard the <br />ponds from large streamflows. <br />3. The applicant has not adequately arL7res;erl th~z use of the sump in <br />the underground mine portal area and the two rxcavatr•d basins user] for sediment <br />control. Some basic desiyns and discussion of performance will be needed for <br />the Division to approve of such structures. <br />9.05.9 Permanent and Temporary Impoundrrx~nts ' <br />The applicant indicates on page 9.05-37 that "Eight temporary impoundments are <br />planned". The Division does not consider sedimentation ponds to be impoundments <br />if the pond does not have a permanent pool (exclur7inq se dimcnt storage area) and <br />the pond is dewatered within 36 hour,. Dried nn design information submitted, <br />the Division does not consider Energy Fuels Pfine (13 sediment ponds to be <br />impoundments. Therefore, compliance with this section is not needed. <br />4.03.1 Roads <br />1. TO Ye7j fV C!1 .)' L.' ,. :'/ :VI v^!~'. -i:I! i ~:n ~1,' v^r'i^nl .. •il <br />pressure, passive resistance of the foundation .rn'r ~~oi~;nt of "~iricles to be <br />used, the applicant should submit the design information to verify minimum <br />height of cover requirements. (fondiny chart, avni.lahle Tram the? manufacturer <br />which specify loading rate, gauge of pipe, ty(in and size oC corrugation, and <br />cover requirement will be sufficient.) Existing cu)v.:rt; ara exempt from this <br />requirem_nt. <br />2. Exhibit 3, Volume 6 identifies and pmvid^~ rlcsiyns for culvorts <br />labelled 1 through 10. however, it is difficult to drtermino which design <br />corresponds to which cu7vr.rt nn the hfine P]nn Map. r:~r1v~`rC^ identifier] on the` <br />Paine Plan Pfnp shou.id be Libeilerl Ly nurnh~~rs for id~~nflli~:al.ir»i. <br />3. From Maps l18, 10, and 20, it is unclear n-: to whaC roads will be. <br />used rand vnreclainr_d until year li. SpecificaL7y, what is the location of the . <br />haul toad used to serve thr_ ren iii niny two ye.vs of sue Ca re coal mining? 1'rnm <br />Pfap N20, it appears that existing roads in the sucfa cc rni m• area will he top- <br />soiled in year 1 and 2. Also, where is the Iocnti.on of the access road to the <br />detention basin (pit]? The grading map A10 does not indicate when and who rd gcadiny <br />will take place in the previously mined area of Section 13, nor does it indicate <br />grading of the haul road to the existing overburden stockpile. This information <br />must be provided. <br />