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~ ~ <br />the em6attlmtant oteat end dam oufslope were approved by CMI.RB and the erecter dam <br />was bwlt m aecordana with apetafieationa. COM, Inc. I6 ctm~atdy reviewing the <br />tpodlicatiom but catmot Hive an opirtion on the etabi'tity until a complete evahafion u <br />made. 71ta pond eppeen to be arable in its Docent eon6gmarton and the dam ores[ <br />appeus to lx wrde enottglt. <br />l7. The Gold Hill ~ does not tee a compelling reason to feriae the ertme mill oorrtpkx. There is cimaitly a <br />fence around cite tailings impoundment end this fence will be maitttacted and upgtttded dtrtittgthe fife of the <br />operation until the tailings asca u reclaimed. <br />18. 'Ibe darn, a9 pmertfly wtt(igtaed, is the o[iginel sm[ter dam without any raises. The ehuOer dam wet <br />not btrih by the trpetit9m method <br />19. The erecter dam (dike) was built from materiel that was taken from the retention pond errs upatram liom <br />the dam. Drawings rcoendy obteiaad by the Diviaimt (April 24 1995) from Medt Stsert show the <br />oortflguration of the erecter dam and botroa area. 'lice 'as-bto1L' drawings show a dam 0[est that ie 10 t0 12- <br />tbet inwidth with a downstreern elope o[ epprototnately l.S:l. Height of the embanlrttent is hard to <br />detetrtinc bersrrse the drawutgt aM eectiotta do not show otiginil ground or eontoun, however, t+otq¢t <br />measurements on the eec4on indicate en embartlcuent that u 4 to 8 feet m height at cattatitte. <br />20. The atigyml plans for the tar~httgs irnpmundment included a srtpage collection system that would pipe dte <br />seepage to the Hazel A edit Itut prior to conattuction, the Ihviaian tequeeted that a synthetic hoer be <br />inctelled The liner does not allow arty seepage ttaaugh the dam tttd, therefore, no seepage wlkction was <br />installed Decant lines etmarufy collect excess water from eoorat ttmtoff within the tailings retantiort pond <br />area end direct them through a pipeline to the Hanel A edit <br />2l. COM, loc. plsrts iq use soda ast4 pine oil, and xanthtue fnt mill prooeadIItg. If enY other chemicals are <br />requited in the milmtg proceaa, a Oechttical revision wig 6e tiled with the Division. The chatticela ate <br />currerttly bought in bttlh and the following matdmum gtrantitia vnL be accred at the troll: <br />Soda Ash 30,000 pounds <br />Pine Oil 2,000 gellau <br />3Canfltate 2,000 geflont <br />22. <br />23. COM. Inc. ctmrenfly hen diversion ditch loceaorts sketched on mope but these is not an ecotaate etttvey that <br />accwately locates the ditches. <br />a) <br />b) <br />o) Ted 2;amch Associates did not oapfy the divaaion ditches above the taitinga impoundmatt <br />24, a) <br />b} COM.1ne. will commit to the insLtBation of a layer of gwtextile fabric over the tailing etaface befrna the <br />rock ie placed. COM. Inc. owns enough geotextile fabric to Dover the tei~ and tviD stop the fibtie in the <br />mill for reefamtttion. IncWLtiort coat wi8 be added to the reclamation wet eatimaze. <br />23. The Division u ooaaot that (Qoundsvats flow rates osmtot be detuxmittad fiam the elevation vrfounation <br />taker[ firr[t the Bureau of Mines we>!e. We do not believe that enymtng useNl would be dw'....t~.4t by <br />doing pump recta on the wells W determine flow tercet. The depth infatrrtetiert that the wells ern currently <br />3 <br />