PROJ00309

• Contract/PO #: C153529
• Contractor Name: Ish Reservoir Company
• Contract Type: Loan
• Water District: 4
• County: Larimer
• Bill Number: SB 88-30
• Loan Projects - Doc Type: Feasibility Study

AM~AME f.)H 1/". 3 - /.IOI2TH 06J::L! OIA T/-f61S-r IJC;ti DAVID 0<(01'5 I

EXISTING INSTRUMENTATION fQUp.,O 0 {\10I NO'~E (1; 11 G:..GE RQ) C 1112) PlflGME1[RS 0 (1131 SEEPAGE WEIRS/FLUMES

0(114) SURVEY MONUMENTS 0 (115) OTHER
MONITORING OF INSTRUMENTATION: 0 1"6} NO .l!?i",l)1 YES PERIODIC INSPECTIONS BY: 0'1'81 OWNER .lSr{"9) ENGINEER

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D/..TE n 13/ '67
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PROBLEMS NOTED: 0 (601 NONE 0161) ACCESS ROAO NEEDS MAINTENANCE 01621 CATTlE DAMAGE
g(63) BRUSH, ON UPSTREAM SLOPE CRESr., DOWNSTREAM ,SLOPE., TOE ~') TREES ON UPSTREAM SLOPE. CREST" OOI'lNSTREA.M Sl~PE:. TOE.

o (65) ROOENTAC.nVITY.~N UPSTREAM, SLOPE CREST, DOWNSTREAM SLOPE. TOE 0 (66) DETERIORATED CONCRETE.FACI,NG.. ~UTLET, SPlllWA~

0167) GATE AN 0 16B) OTHER

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I2!?iYOUG'S 71/(i efif'-rIZk!1I0N TO

Based on this Salely Inspection and recenl lile review, the overall condlll()1'I is l1etermined to ~

~ 72 CONDlTICNALLY SAT!SFAC":'C?:V 0 73 UNSATISFACTORY

ITEMS REQUIRING ACTION BY OWNER
TO IMPROVE THE SAFETY OF THE DAM

IlIKTEU.KCE. MIJlOR REPAIR. MONITORING
o (BO) PROVIDE ADDITIONAL RIPRA~
)g(B') lUBRICATE AND OPERATE OUTLET GATES THROUGH FUll CYCLE fiT Ly/t510;.l /?H ANNUM ffA~d
J;!1162) CLEAR TREES ANC8 BRUSH FROM TI-K (//-?5"77?G1N /,/.0,1/65 ac ,gOT1( MHf
)a(83) INITIATE RODENT CONTROL PROGRAM AND PRO?~RlY BACKFIll EXISTi~;G HOLES' C(N -rH~ StJlt,-71-1€/}-:)"/ fJ/J1'1.
0(84) GRADE CREST TO A UNIFORM ELEVATION WITH DRAINA:3E TO THE UPSTREAM SLO?E
til!IBSI PROVIDE SURFACE pRAI"A~E FOR Jl'?mA~~ AJ.oIJ(f Wh. "OUIJiGrJ~ / 1H11.
\IlIB6) MONITOR: -rH6 OU))effJlt(ffLtLLJ~-1i/CfJ2.r1/'CI:;/J Clt::!.. rife ,5l)u7lfG15'r d1N
~'}\D (8l) DEVELOP AND SUBMIT AN EME::lGENCY PREPARC:DNESS PLAN.
~~ IBB) OTHER: REHoue /.Af2(,€ 1T?F.6 1'1, ;06 OF 7/-/6 5.6. IJl:w1 (JJ1I@2E JJm!fI r.J./l!iCO/iI:HfiS Oil me: tJ/'rl.
o IB9) OTHER:

EII&IIEEBIIG. EMPLOY AN ElGIMEER EXP'ERIEIICED III DESIGN AIID CDIISTRUCTlOII OF OAMS TO: (plans & SpeClflcahon must t>e approved by State Engmeer prior 10 construclion.)
0(90) PREPARE PLANS AND SPECIFICATIONS FOR THE REHABILITATION OF THE DAM.
019') PREPARE AS-BUILT DRAWINGS OF:
0(92) PERFORM A GEOTECHNICAL INVESTIGATION TO EVALUATE THE STABIUTY OF THE DAM'
0193) PERFORM A HYDROLOGIC STUDY TO DETERMINE REOUIREO SPILLWAY SIZE:
0194) PREPARE PLANS AND SPECIFICATIONS FOR AN ADEQUATE SPILLWAY:
0195) SET UP A MQNITORING SYSTEM INCLUDING WQRK SHEETS. REDUCED DATA AND GRAPHED RESULTS:
0196) PERFORM AN INTERNAL INSPECTION OF THE OinLET:
J;!1197) OTHER mH,oL8rG "JOG ;J/?/!;}./ /,V..51i1LLItT/ON /l-r rl/6 TOe o,c (tie- h'Of2.Tlf /J~
0(98) OTHER:
0(99) OTHER:

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SAFE STORAGE LEVEL RECOMMENDED AS A RESULT OF THIS INSPECTION
_ FT. ~ELOW DAMS CREST
AESTRICTED LEVEL { _FT, BELOW SPILLWAY CREST
OFFICIAL ORDER TO FOLLOW _ FT. GAGE HEIGHT .
=NO STORAGE.MAINTAIN OUTLET FULLY OPEN

FULL STORAGE

CONDIiJGNAl FULL STORAGE
RECOMMENDED RESTRICTION

'ASON FOR RESTRICTION:

IONS REQUIRED FOR CONDITIONAL FUll STORAGE OR CONTINUED STORAGE AT THE RESTRICTED LEVEL AIL IYICt!ICBJ /t8'f.f I3'>/E~//f;(l v
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