|
<br />I
<br />
<br />r-
<br />
<br />. ,f-.....
<br />01.r<111!Z'lt ~()n
<br />-~_...._.-----, -.-
<br />
<br />t~l1mf'
<br />
<br />(:)
<br />
<br />Jock llurn~
<br />John Honzingo
<br />Don Boyer
<br />John Horberg
<br />Eric ',.1ilkillson
<br />John ~kut~e
<br />
<br />Omaha ll!:-ltl'lr.t, l'nllll,J:'Jrio1l9 [.. ~bteri,,11R Rra:1ch
<br />()m.:lha 01 ~iti.ctJ Hp;',i.toring & Evall1ntioll Br.::!nch
<br />Omahll Di:>rl'ictl lIfdrolo;;l.c ElIbin'_'e:.iII~ Hr.111ch
<br />Om::ll:1 ni~~tl'il't, [)..,~;il',l) Brlnch
<br />St"lt,~ nf Cr,1(\r.1do, !JJ..i~i.():1. of '.oliJtt':r !.:.'.<)our,,:..:-s
<br />1,..,'.'ltcr CL):Il11:i;;"iol1erj niVl.'JilHl t, District J,
<br />State ()[ Colnr;j,]n, "iliv; :;ion 0;': \},1ter F.e,,;:ou~cp.s
<br />
<br />I
<br />
<br />I
<br />
<br />I
<br />
<br />b. lU~geTvoi.r :\1"\':1. Tll'.~ pcwl at th0 rinlL' of the in~;I"j(~.cti.0n '..illS Jt
<br />about eleV.3tion ..:;"T01:-6:" J.h fCi~t hc:10w thl-' ;.:rr~.,t. Since lh~ dam ~'as
<br />or~gi.ntil1y C0:lstnlt':':ed, develoPITi.{.nt. in th.~ drai!ln':c ba5i.11 h.1S !'lot signi-
<br />fi.c,Jnt.ly C'h.1a~~l'l! tl\i~ rU1l0ff ('li,'l(,-1.;:h~rL~ti.c.,. ll~",,'i.'vet') 1.!. the d0wi-:.s:.rr'Mfl
<br />area, thl" city of :<!in..isor h,1~; rll'\'I'lOIWd i1t th_~ t()(' of th~ f~:l:hJ.nlt~n"':lt.
<br />
<br />I
<br />
<br />I
<br />
<br />c. F.nlb.:lllkr;f'nt".
<br />
<br />I
<br />
<br />(i) Grt~Ht.. Tht~ c:r('.'ll
<br />ment or 0b"i'Jd~; 1"iIi.s.'!ligllm(~nt5.
<br />tu 4795.3.
<br />
<br />~jlHH-.'l,d no .;i.gll.': l)f cr.1\:Lio..;, ul.1p.....\~n scttlc'M
<br />';.'llf~ erE:;l ,~l(:\.'ar.i.nn vflrit~:; frem 1..795.0
<br />
<br />I
<br />
<br />(2) l:vstn'.'1rn SlOTH>. Th(' ~.lope prc\tC'cti,on consists of brok~n.
<br />concrete Sl~lbs~.---;iih.~'--;I"lb;17:l'J~ ma:-:inl\lIfl dinll',nsio.ns up to 3 fl;;;:\~t. Gr,:l\:~~t
<br />lias been pIac.cd OVt,r the CO:lcretf~ ~~~.'/S to ft1t .111Y voidti. ~~ee Pll,)t;)$
<br />1 and 2. ~i'E)r et-o::;ll,n an~<J.$ Wl~re noted nll)ng t!"le upst'.:ea:n slop'~. A f?w
<br />small tre~s wit i...:h h;!v':~ bel.:ll chcmic.'111y ~~p:-(}Yi.>d Wi~rc uIno ob~erved.
<br />
<br />I
<br />
<br />.~: ;
<br />
<br />(3) Do'...r\1~tr.':1I:1 SloD\~. The Ct)w\lstn~:Jm !llOIh.~ ~lJS ,:Jdt:qua~l~ grJ,ss
<br />.:o.....er in the VlL.~[;,TtY of t\j(~ K..:rn [)itd\ 1,1lJtlF'!. At 1,000 if-let w~st of this
<br />lH!tletJ the crt~st h;]5 b'::'l:,n l",ijenc~d to uvcr 15 f.~t..,t .1nd th,:, d()wn:~trt;.1::1 slcpe
<br />i.s ap?roxir.1at,.;ly lV on I.5H with 11(-, grass cover. 'I1\C emb;wkrr.e.nt h~i6:1t
<br />at thi9 locr:ti.t)!1 is ;lpproxll!1,'{tely it fl~,~t. Tl'p' toe ,Jl the C\Tlbankm2ot ~as
<br />t.een l:xtcfldeJ to thl~ b:lse of ,S.llllf? 1.;1["/1~ cott.:~{:\"'of\d tn.:o(':-.. Sm.11I~t' cr~e!;
<br />(,'t-iIlLh dt~ll;:e!.l>r) .irt.' f.I'"..H,:i.llf., on rhe: d(")\..rnstr":l~ll ::;IOlh'. N,) 0.'/~dC:1(:l:~ o[
<br />6eCp;j~',e ....l;U.. f.,ll:1(1 l)n the dO,Jll<;tn~':I.\l slope or ut. t.he {"rH.'.
<br />
<br />I
<br />
<br />I
<br />
<br />I
<br />
<br />d. Outl!>t Hnr~s.
<br />
<br />I
<br />
<br />(1) Kf'l"!1 Dit.ch 01ltlet. 'l'hL', (:on(r\~r(~ up~~r(,<:-iIu lle.1d'.J,:J.ll and
<br />eXpeJ';;l~,J p0;.ti.t)~~--~~"1Tf"l-7i'~1d :'~~ltc fri.l~.:l' af';pi':l(r.~d to t.J(' ill ~:,)~)d Cl)PJi.-
<br />tion. The ?~l:':,~ 1 c<),)d,li t ;~nd (:l"I,o:n~;t:~~;jI" cnl~,!l~i t l'xl:cnsi."\l ",'~rc sl.bl!lc::r,;ed.
<br />Thc' u!1str';;l'!I 31..)~'t' ;'!~'\'Ln~~ J~q',.':Jt',.'d rL.) h.::' in !>tv\ 1;011'.1-j.t.1.0il -~"~(;f.p~ f.),:, S'):T'~
<br />
<br />I
<br />
<br />ml fll'r
<br />
<br />, .
<br />c r i: t',( 1 :1 ~~ .
<br />
<br />""~ )Jhoto 5.
<br />
<br />I
<br />
<br />(~) N\"'I.:' ~:':1~:11 Out l(-,t. T1\::; st.r~I..'tlll,-~ .111(: ;\P;)u: t. 1l.j[lCl'~j
<br />.'lrp(~nrlld to b,!-"I~~)~~o;,T~1~. A vt>rt-.i\::,l ,:c:1<.:k w','j:: t1oti'd in tr,(~
<br />di,)\.lI~..;tri],Jlr. ri.r,ht si,J':;'..';;ll1.. Th\~ bnttOlll Sl;lb a\ld 10w('r pCJ!'t.i ),'(S of the
<br />",'al1:; :1nd gatl~s ""L.t"r' ~j\d)::I('.r?,\'\! 3$ ~dlo'..;n in Phntn j.
<br />
<br />I
<br />
<br />t)
<br />
<br />5
<br />
<br />I
<br />
<br />I
<br />
<br />...-,-.---.-..----. .
<br />
<br />~J
<br />II
<br />, ,
<br />i
<br />,
<br />
<br />~ '
<br />
<br />~ :
<br />
<br />~
<br />
<br />1;:',
<br />I
<br />I
<br />I
<br />,
<br />i
<br />\.
<br />i
<br />l~
<br />
<br />~ . . -
<br />
<br />~,
<br />,
<br />,
<br />I
<br />i
<br />
<br />......
<br />
<br />':.'.
<br />
<br />~. .
<br />i
<br />,
<br />
<br />"
<br />
<br />i.,..!
<br />
<br />r'
<br />I
<br />L
<br />
<br />I
<br />
<br />..".'J......
<br />
<br />-- -- -'_.__.-.._~
<br />
<br />'-'~ ~7~~~!'~.'~.:: ~-:~...~..-,.~--_.~-~:.....~::~,~::~"
<br />
<br />...,,0/. ~"'--'.'--- .~;~::f:.::::.:~..:_..
<br />
|