FLOOD06749

• County: Eagle
• Community: Gypsum
• Basin: Colorado Mainstem
• Title: Hydrology Addendum FIS - Town of Gypsum, Eagle County
• Date: 10/1/2002
• Prepared For: CWCB
• Prepared By: Montgomery Watson Harza
• Floodplain - Doc Type: Floodplain Report/Masterplan

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Conslruction

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\1 Gonsirudtln uL'complisbml'llts during
. Fis('al Year 1971 indlldl'd start of
hydrof>h'dric 1{1'1H'ratioll at l\lorrow
" Point f'owprplant; complt'tion of \\'ater
1'~IJhllow Tunllt'!, !\fpeks Cahin flam.
.~B(JttJf' Hollow Dams; and Iwurcomp]t'.
lion of SOwr .'uck Dam. ,\s work con-
tinul'd on sPvl'ral othf'r projt'l'ts, thrt'e
Ill'W major nmstruclion eontmets were
awanll'd. On UOnJlt'vil]p Unit, Cpl1lral
Ut.ah ProjPd, Starvation H.l'sNvoir.
('omph'l"d in 1 mo, fillpd and spilh'd
for till' first limp on Jww H. 1971.
Bottle lIollow D,lms and Dikl' Wt'YI:'
l'omplplt.u and lhl' Utt'lndian Triht> tw-
Ran [ill in!! thl' /1('W n'sprvojr from ttw
Indian Bt'Ill'h Canal. Tht-' .t.l-mi\p-Ioll~
WatN Ilollow TUlHwl """a." l'omplf'tl'd.
Work will bt' (~ompJ('tpd in lht' fall of
1071 on tht, \\'au.'r Ilollow Div('rsion
Dam and Fpl'dl'r Pipt'lim'.

Also 011 Bonm'villp Unil, work was
startl'd and t'.\l'pllf'nt pr()~r('ss madt' on
Sold iN Crt'l'k Dam. dl'si~lt'd to pnlar~t'
tlw I'xistin~ Strawlwrry Rl's.t'rvoir from
its pn>S('llt stora~(' ('apacity of 283,000
a<:rp.fp(,t lo a total of 1.10G,500 aCTp.
fl'f't. Tunnl'l horil1j.( opt'rations got un.

dprway on t.hp 3.2.mil('-lon~ Layout
TunlH'J. EXt'avation work was also
startpd for thl' uutll't portal of thf'
1. 7-lJ1ill'-lon~ Currant Tunnel. \\"ork
was initiatpd on divf'rsion and f('I'der
pippljm' fadlities from \\'awr Hollow
Crepk to thl' inkt of \\'ater Ilollow lun-
nel. Lutl:' in thf' fisl'al )'t'ar Ihl't'ontra<'l
was award..d for thL' first 15-mile Sl'j:l:-
mf'nt of Jordan r\qlH'du<'l. Tht' Jordan
AqlH'dud eontract is thl' first major
contract to hi' awardpd for Holltwvillp
Unit fadJitit's west of thf' Wasateh
front. Whell l'omplt'wd, thl' aqul:'dUd
will providl:' an additional water supply
to thp rapidly PX pandinJt municipal and
industrial art'as in Ow most populous
area of Utah.

On \'f'rnal Unit of Ct'nlml Ut;\h
Projl'd, il mUt'h nt'l'dpd land drain~f'
pro~rarn got underway with complf'-
t.ion of unde-rl!l'ound pipt' drainagt'
faeiJitips for Block No. 1 an'n and
award of a construction t'OlHracl for
thl' Block No.2 arpa.

At "1('I'ks Cabin Dam of thl' Lyman
ProjPct (\Vyominltl and at Siln'r Jack
Dam of thl' Bostwick Park ProJPcttCol-
orado) I'OllHt.nldioll work was suffi-
cil'lltly advant:t'd so that storagt" could
ht> initiatl:'d at the' start of tht' 1971
snowmt'lt.runoff ~'ason. "ll'l'ks Cahin

.1

Ht'St:'rvoir fill('d to ahoul ollp.half nfits
('apacit.y. Silvt'r ,Jack R"st'rvoir filled by
JunE:> 1 0, 1971, and it spillt'd through-
out tht' rl'lllaindi'T of the month.

At Curt'ranti Unit, Colorado Sloragl'
Proj<>d, the first gt'rll'raling unit at r-.lor,
row Point I'owt'rplant ",pnl "on lilli""
on flp("I'mbl'r 23, 1970,and t1wSl:'('ond
unit on ,January 26, 1971, At thp {'nd of
t.he fiscal Yl'ar constnl('Uon dt'<mup
W1L.. IwarinjZ ('ompldion. 1\lorrow Point
visitor facilitips \\'prl' ulldl'TjZoinr;:: final
intl'rio.- and ('X It'rior finishing.

Latp in Ulf' yt'ar, work was start('ll 011
d..sigll of il thin arch cOllnl'lp strll('tUrt'
for Cryst.al flam. (in lil'u of thl' I'lirlh
and rock. fill slru('turp pn'viously ('on.
sidl'rl'd (or this facilityl, Work was also
undprway on assodatt'd offi('I', lahora-
tory, and gan~p facilitit's.

Work on the' Navajo Indian lrrir;::ation
I'roJ('d indudi'd construction of a St:'('-
tiOll of tht' IHOD ('.f.s. capacity npl'n
;..lain Canal. continuing t"onstrudion of
Cutt!'r Ilam, a rl'glllating <1nll ("on.
VPY;IIH'I' stnl('tUrt'. and continuilll!l'on.
stru('tion of TUlllwls 3 and 3A.

Complt'lt'd (pat.un's on tilt' San .ltlilfl-
Chall1a I'rojl'd indlldt'd \\"illow Crt'pk
ChalllwL AZOlt'il Tunnt'l and lIt'ron
Dam.