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ENGINEER'S INSPECTION REPORT INSPECTOR: JPW <br />OFFICE OF THE STATE ENGINEER - DIVISION OF WATER RESOURCES -DAM SAFETY BRANCH 7313 SHERMAN STREET, ROOM 818, DENVER, CO 80203, (303)866.3581 <br />DAM NAME: PITCH WASTEWATER TREATMENT T: 480N R: 0060E S: 21 COUNTY: SRGUACHE <br />DAM ID: 280110 YRCompl: 1980 DAM HEIGHT(FT): 70.0 SPILLWAY WIDTH(FTj: 50.0 <br />LASS: Low hazard DAM LENGTH(FT): 505.0 SPILLWAY CAPACITY(CFS): 1617.0 <br />4 WD: 28 CRESTWIDTH(FT'): 20.0 FREEBOARD (F'f): 5.0 <br />EAP: Not Required CRESTELEV(FT): 0.0 DRAINAGE AREA (AC.): 975.0 <br />CURRENT RESTRICTION: -- NONE - <br />DATE OF INSPECTION: 9/4!2008 <br />PREVIOUS INSPECTION: 10/12/2001 <br />NORMAL STORAGE {AF): 88.0 <br />SURFACE AREA(AC): 5.0 <br />OUTLET INSPECTED: <br />OWNER: HOMESTAKE MINING -PITCH REC. PROJECT OWNER REP.: VERNON KELSO <br />ADDRESS: P.O. BOX 40 CONTACT NAME: VERNON KELSO <br />SARGENTS CO 81248- CONTACT PHONE: 641-4541 <br />wsPECnoNPARTr: _JasQD_Ward _Bonr_1ieJrbY YerrLKe{SG <br />REPRESENTING: ~aCll Sd1e}~l EQgtLleBr ~ip~~ommlSyjpner ~{tg Coordinatpr <br />CONDITIONS WATER LEVEL: BELOW DAM CREST 21 Fi. Bebw$pilhxay 16 FT. GAGE ROD READING Na <br />OBSERVED ROUND MOISTURECONDmON: ~ DRY ~ WET ~ SNOWCOVER OTHER <br />OIRECTK)NS: MARK AN X FOR CONDITK)NS FWND AND UNDERLINE WORDS THAT APPLY <br />~ ~ . <br />PROBLEMS NOTED:~(0)NONE ~ (1)RIPRAP- MISSING, SPARSE. DISPLACED, WEATHERED ~ (2) WAVE EROSION • WITH SCARPS <br />^(3) CRACKS WITH DISPLACEMENT ^(4) SINKHOLE ~ {5} APPEARS TOO STEEP J(6) DEPRESSIONS OR BULGES ~ (T) SUDES <br />~(8) CONCRETE FACING - HOLES, CRACKS. DISPLACED, UNDERMINED ~ (9) OTHER <br />CONDITIONS OBSERVED: Q Good ~ Acceptable ~ poor <br />PROBLEMS NOTHD:IL,(10)NONE ~(11 RUTS OR PUDDLES ~(12)EROSION J(13)CR~iCKS- WITH DISPLACEMENT ~(14)SINKHOLES <br />^(t5) NOT WIDE ENOUGH ~J(te) LOW AREA x(17) MISALIGNMENT ~(18) IMPROPER SURFACE DRAINAGE u(19) OTHER <br />Wide uniform crest with good dralnaae to upstream slope No Drobiems observed <br />CONDITIONS OBSERVED: ^X Good ~ Aaeptable ~ Poor <br />PROBLEM8 NOTED:Lj(20) NONE Lj(21) LIVESTOCK DAMAGE ~(22) 5 NOR GULLIES C(23) CRACKS - WITH DISPLACEMENT ~(24) SINKHOLE <br />~(25) APPEARS T00 STEEP n(28) DEPRESSIONS OR BULGES ~{27) SLIDE L;(28) SOFT AREAS L;(29) OTHER <br />L?2) Minor surface rill erosion (n few locations Otherwise stable uniform appearance throuahout <br />CONDITIONS OBSERVED: ~X Good ~ Acceptable ~ Poor <br />PROBLEMS NOTED:~(30) NONE ~;(31) SATURATED EMBANKMENTAREA ~(32) SEEPAGE ERRS ON EMBANKMENT <br />^(33) SEEPAGE EXITS AT POINT SOURCE ~(34) SEEPAGE AREA AT TOE I ~(35) FLOW ADJACENT TO OUTLET ~(38) SEEPAGE fNCREASED /MUDDY <br />DRAIN OUTFACES SEEN ~, No ^Yea Show location o(dralrls On Skatdl and irWigba T F <br />arrrountandquatiiyotdischarga t -JC3) LOW INCREASED ! MUODV ~~(38) DRAIN DRY / OBSTRUCTED <br />^(39) OTHER <br />CONDITIONS DESERVED: ~ Good a Acceptable ~ ppbr <br />Page 1 of 4 <br />