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DAM NAME: San Luis Tailiniz Dam DATE OF REPORT: 0612111 <br /> TAILING DAM INSPECTION FORM <br /> Name of Professional Conducting Inspection* Colorado P.E License No.: <br /> Debora 1.Miller,Ph.D.,P.E. 25019 <br /> Company Name and Address one Nos.: (970)682-25SS(0) <br /> Miller Geotechnical Consultants,Inc. <br /> 1027 W.Horsetooth Road,Suite 200 (97Q)581 8988(M) <br /> Fort Collins CO 80526 <br /> email Deb.Miller@millergeotech.corn <br /> INSPECTION PREPARATION I have reviewed all pertinent technical documentation related to this dam and site in the Owner's files: <br /> EJ Yes D No Cornment <br /> STATEMENT OF EXPERIENCE. I am experienced in the technical disciplines or I am working with other professionals experienced in the <br /> technical disciplines to properly inspect this dam and appurtenant works Technical disciplines in addition to general civil engineering may <br /> include geotechnical,geological,hydrologic,hydraulics.and structural <br /> ©Yes 13 No Comment. <br /> YR COMPL 1990-91 Ph I T/R/Section COUNTY DATE OF INSPECTION, 06/22/26 <br /> 1993 Ph II Raise 1 Not Applicable/ Costilla <br /> 1995 Ph 11 Raise 2 Sangre de Cristo Land Grant <br /> DAM HEIGHT(FT) DAM LENGTH(FT) CREST WIDTH(FT) PREVIOUS INSPECTION <br /> 155 1,900 25 01 29 15 <br /> FREEBOARD(FT) DRAINAGE AREA(AC) CREST ELEV(FT) NORMAL STORAGE(AF) POOL SURFACE AREA(AC) <br /> 11+1 1 8620 <br /> BEACH LENGTH ABOVE POOL(FT) 600 FT DIVERSION CHANNEL CAPACITY ICES).210 <br /> OWNER. OWNER REPRESENTATIVE/CONTACT <br /> Battle Mountain Resources,Inc. Julio Madrid <br /> OWNER ADDRESS OWNER CONTACT PHONE NOS <br /> P.O.Box 310 719-379-0538(Cell) <br /> San Luis CO 81152 <br /> FIELD CONDITIONS WATER LEVEL BELOW DAM CREST• 12 FT+ <br /> OBSERVED GROUND MOISTURE CONDITION: 1.1 DRY ❑WET ❑SNOW COVER ❑OTHER <br /> Directions: Mark and X for conditions found and underline words that apply <br /> UPSTREAM SLOPE AND BEACH AREA <br /> PROBLEMS NOTED: 1-1(0)NONE ❑(1)EROSION PROTECTION-Missing,Sparse ❑(2)BEACH AREA WAVE EROSION <br /> ❑(3)CRACKS WITH DISPLACEMENT ❑14)SINKHOLE ❑(S)APPEARS TOO STEEP <br /> ❑(6)DEPRESSIONS OR BULGES ❑(7)SLIDES ❑(8)ANIMAL BURROWS <br /> ❑(9)OTHER: <br /> CONDITIONS OBSERVED: 0 GOOD ❑ACCEPTABLE ❑POOR <br /> CREST <br /> PROBLEMS NOTED: e(10)NONE ❑(11)RUTS OR PUDDLES ❑(12)EROSION <br /> ❑(13)CRACKS WITH DISPLACEMENT ❑(14)SINKHOLES ❑(15)NOT WIDE ENOUGH <br /> ❑(16)LOW AREA ❑(17)MISALIGNMENT ❑(18)IMPROPER SURFACE DRAINAGE <br /> ❑(19)OTHER <br /> CONDITIONS OBSERVED: 0 GOOD ❑ACCEPTABLE 0 POOR <br /> DOWNSTREAM SLOPE <br /> PROBLEMS NOTED: (.)(20)NONE ❑(21)LIVESTOCK DAMAGE O(22)EROSION OR GULLIES <br /> ❑(23)CRACKS WITH DISPLACEMENT ❑(da)SINKHOLE ❑(25)APPEARS TOO STEEP <br /> ❑(26)DEPRESSIONS OR BULGES ❑(27)SLIDES ❑(28)SOFT AREAS <br /> O(9)OTHER. <br /> CONDITIONS OBSERVED: 0 GOOD ❑ACCEPTABLE ❑POOR <br /> Right groin repair is in good condition and vegetation is establishing,but the system needs minor improvements to <br /> raise contour berms and shape(curve)rock-lined down spouts to prevent short-circuiting of surface runoff. <br /> Page 1 of 4 <br />