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<br />~. <br />-r..3.vj[ .:..T,•:a'..,..:°.;. ..: '~:'t:5t ti3.~. F'-~'i'i ".`Yit ;:- - - 'rtt! ' <br />~' ?;Ins,ecUon. n .•; a acts or-'evtderice isuppgrttng<Y.he~w o e ction: - ~fi <br />.;~-deep hac;l beyeu-.~eposited in the culvert. Tlie sedtme~itd flood.debri5needs to be cleaned out, <br />and riprap replaced, to restore the.culvert and inlet.in`aCeordatice'with approved desigv; by the - ~- <br />end of lanu ` <br />~': <br />Sediment had been csca~ated tiom above the upper Coal Canyon Dip Section culverts, and <br />sediment which had accumulated below the culverts had washed out, since the previous <br />inspection. Stra~~ baps need to be replaced at this location. <br />Lower Coal Canyon dip sections were properly maintained. <br />2-West Ponal access road ditch outlets installed prior to the August and September rains <br />appeared to function ~~ell. with minimal rilling observed on the road surface. <br />Hydrologic Balance <br />Ponds <br />Pond 112-- Shallo~~ "ater level, iced over. <br />Pond 4-- Small pool in pond low spot--iced over. <br />Pond ~-- Small pool in pond low spot--iced over. New embankment to create a <br />minewater treatment pond From western portion of the former Pond 5 had recently been <br />completed in accord;mcr ~~ ith technical Revision No. 22. Spillway and ditch modifications <br />pursuant to 1R-3'_ hod reccmly been completed; grading to establish Swale drainage from the <br />shop and stora~~e :ura into the east end of Pond 5 was scheduled to be completed shortly. <br />Pond 6-- Small tiuzen puddle. <br />Pond 7-- Drv <br />Pond 8-- P„nd do . Suhsiamial amount of sediment remains, although sediment had been <br />excn~aicd Drum thr southeast corner otthe pond since [he previous complete inspection. <br />Itemainin_ salimrnt cleanout is to be completed during January. <br />Pond 9-- Drc <br />Pond 10-- Drv <br />Pond 1 I -- I'oncl iced over. approximately 4' below level of open channel spillway. <br />Pond 12 -- Pond 12 had recently been completed and certified. On the afternoon of <br />December 18. minewater pumped into the pond was discharging tluough the primary spillway, <br />with water level approximately 18" below the top of the emergency spillway riser. Discharge <br />water was clear. Embankment and spillway construction appears to have been completed in <br />:h< :.accordance with approved designs, and no, problems were evident. ;It was,noted that the_mine <br />,; ; discharge line enters Pond 12 at the soutl%`~'i't,comer, rather Uian.atttlie~ii`or beast coruecasi. '::;' . <br />,r. ' <br />depictedonRSN`47plaiivtewd~awtngu ermrtAppendixa3~L~ ~.`;.,.to~hasbeenjrequested~,~ •.-' ; <br />. ~t ,5:.. ~S -1 ~..~.' •r ~ f.: •''~~'~n''.'.Zit. _~,ttti'. 'f. ~'~`~~ `.y ; .. <br />~. .<. ~ n'-'..... ... t: ~' _ kt ,Fl, v , a.r Yra~. 4ir-• t.:.i,. ,.^ a • . -~7 <br />