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"i'l'.'l'tl'l l~tl1..n;;Ai~ L'I-1:l.il::::'tl~vl'tl1,j
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Period) rri'H 1 Vl~'tlVl9Um'lHmVlJnlJ~I-3 "I
1um'JDmnu \l \'1~UJn;11r~'V1ni1EJ~1J1J1nrilrm~'J ;1'l Jl't-J '~-l\ ihr.i'tl Wllm'lfi'uUlVltliJ Ll L'U~l\'1'tl,J
LY1'tl1-1I~,cll~rlnlJlVl'iJf"11-31 ~ li-lm~'tlJ..l ~'l1 'W~tf
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(Roughness Coefficient) \-1r'El Al Manning's 11
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'lhwrl.mv\~~nJ '\..11t:hLol"'''lJ')I~'lJil~ilJl (CroS,s• •• J
Sec lion) Y'luLol'fl'luru lln~1-KJ...ltl:':-:~YlTIA'll~-
L~rJl11Yl1'1.l (Roughness Coefficient) ~-11un"ru. mr1V1fwumduriTI.Jl '~Channcl How) 111f1'f11119U
m,,1Vlfl1 '1.lu1~'lru;~-1,h,'i'J~ (Flood Plain FlowJ
ilV1funJ \1-Wlvl(fI"IJ':l1..l'lJil'l ~lJl~;l nl'~'1Vll'l~U . • . Vl ~-1fl'l ~ ~ ~\.h yh~
nljl'1 ilU ll1 mJ L~ uu"h" il 'I' l ~il Vll ~1 ~:l-Jtlr~~Yl3A'Jl:l-J Lflw'YllU rnlV1ilJLltil~~~UV.Ul
~·lil·~'J1-1'l11l.,jri'1,1']11'11 J..,lljrlm:;vil1ffi (01 rJ m n~ fl n
nr '1 ~ til V. ~ 1 ntu It) ~ lil ~ 'J nlr liu Vi n.u'f))J f,11 ~1'1);ilJl'1r1lU~~Jl~1~'t:l-1tU~~~J1U1lrJ~1V1f1 . .
~.d ' .. fl-1riLLJ..hhtJ-1 '11-1hflilVii'l rnut)(il'l.h'i11 P. 20, P..1A,
• P.2l, P.5A, p.n, P.2.:1A LLft::: P.l.:1 ~'1:l-J
~'lnJ1'YJ Jl"f~ fn'n ~1 nrimuj~ i-IfI~1;r"1nnlj• · , ' , 1 •urt:l-llru.nr1v.;Ul'1-1'l nl1)~ ,II
VI i'11 n~tl 1:::m rufl11~ ULlUlJ~lmN~L fl:; nnl~ J1 1;lfl1 n~UI~l nn T~'{U Vi noii 'El J...l '" til'El-1 nfl"ll J...l• ,t,(J)n~l-JruhllJ'1nUn 1"'UlilY'l1~tI'h.J.1L1..!\hw.'El>l
1'1~~111 (Flood: Peak) Ll~::\,]~lY;Lnli'llJhnru· . J'lUil-1I'1J'l.'l(01 (Time to Peak) ~1V1fu1unrru.. . ~ A'Jl:l-J ~L Vl n ~1>l'u'El-1nr1l'l ~-1~'El>l.nu n11;61~lnl'l
~1'11mHllJ'flJ...lfu1~ ,,::::tiiil-1i'1r'1rltI~ tJ\mtlfl-1
F\1~:l-JUr::::~Yl~'A'11~I~rJ"''YI1U Manning's n l~'il 1~LL UU~lflil":v11nlrfhu'J ru.nn~Jlw~ln1mJ ,,\.! n r::;vr~ A'J1J...l \Llil nv11'l'lJ il-1D11l'l Jl'1); ;'l1rn~.,j 'lll~ run ~1'El tilUi1 Vl91 nlil,y; u'El~ flJ1MJ tJlCl:l-l flJ• ~1 Manning's n ~yhm~ur1Jwlltfl:-:"l:a.i1fh
Manning's n ~~mh'Jhuj::::f.lnl11"t']:tlil1tl
• 3,3 t:.I it O'l 'i'IJ 'i: Li:i U 0"5 'l CWU'l 'Hi'l 0
(Flood Hydro~raph) ~O&Jlll1'"
ii~~,ju• bVl~n1jru"ll't1JnnvhI1V1'lciYi--l
. ~lYi':l:l-J (Flood Plain Flow) ~"hunnunnvhi'1
YI \"lln']JU '1 wI1 ~ rJ"l::::~ nlr1 'l);flli UVl~'l \"l>l~ Yi~. .. .. _.Ir ..1_
(1) llollPJn'l'iCUn 'S"1n lJllolft1n 'rI U
fi1'i'lloliH'il.'VI1::1.\!@1tl"1 (Channel Flow)
1'l1~ h I 1,.1 l.'l n 11 ru~'iJ 'I' n 11 n J1V1fl1n (Flood Event) ~nn11hflL'ilY'l1:::1·..l , :- .d • "" .. ...
'i'l'I'Wl (Channel Flow) 'VIvnn1r'lL~r1:;~ ~~
LVlltln11ru'lJ'1Nnn'YJJ1"fmln1'l.n::::Vl11-1.)U~ 2s
n1nD1AJ...l :537 ~'Wn>t-rul1 15 ~~Vllf11-l 2537
~ \"l fi1jLmt Ul 'Vi rJUr:::::'l.~~l-1 nl1vhIl ~flln ~UI r.nn n1Hil'L.vJru1111 tILLlJU91fl'El 'I' (Calc ulated
Flood Hydrographs) ~L'Cl:-:nJlyjJl'\..1'
• •
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'Uuu~ 32
~ ,:; ",,!; .... nU~ti~~~~ti~n1N~ti~~J~ti~~nl1J~~~1~
1n~ ~f1fJ-3ru W1'1rH l~lJj~'l1@1,m~1':J9-1~1~11C1t 'IJ),J
r1J~li~l.l "~~Vliff1':l1:J.j L~ tJi'lVll'k (Roughness Coefficient) ;'ln~'t:lJ '""" ::;~' ISl"
l'lliJll'll:J..1llW'1Vi~\JVlTmlj1\U1 1Vlm~J.J"nn 'C1n1il f1 ':l'LH'l),J n11Llt1 (,'l ~'U I '\trw tl J~ ~ t'H11 il;;Cil1.hrh
.... d ",,~...,:-..
P .20 '~'WtH\'H1l'Wf1'nJf1:J.JYl1'l C'lli..! Yl1tJi..!lVl'1'1rl1U• 'iCil.j"wil PE.2
(2) L'Vi ~ nl'inAn'iTrhhvl'CIln ~ j'j
rtl'i1"''"'iHi'i.'Vi'lJ"vi'l'M (Flood Plain Flow). . 'I-li'l"lln~1J1~1 Manning'~ n
L'ilYn:-;nl1h~'Z'llu~hJ, (Channel Flow) 'll€l.:.l r1J'I-ltJ1MCi1iJ'11'lvil'l1 'JJ'f),:m~J'1Jm~:-::~'lJ, " ?11iJ1LL~1 ~'El1 U9:;;"11nlrlWtJULl1'JlJLLlJlJr.llflEl'l
,TI'ti1,\lFil Manning's n ~1'Vir·lJn1111,\i1·.u
1J1L'H1.J,~-JJTvi'nl (Flood Plain Flow) 1Ci1m::;
~"llJ(l.n H~ ~ ~ wldru"1J'El':Jnnt'h.fll~l:'lln (Flood Event) 'lJ1..l1V11Vl'lJ1'W'i::;wiTJ~'W~ 16 0l.JVllV-1d.J
2537 n.J 1Ll rl"'WI'J1fJ1J 2537 "~.Jif"l:::l,n~l
Manning's n 'lI'thlnl11 ~fll 'Wci1Jl~1J;"l1n .oj 0 • v .
n1 11:'1 'tl1J L'{JI'J 1J ,l1J1J "lIN 'tl'J1Jl~':d.J• 'lJ'il.JdU~'i:h"'VI'lJ11.J"lJ'il~L~+J Jlll'l L~~~tll1.hi'11:J·1
" ~1>1 1 ~ijnlj1\.m~\dr~Cl.J~~,nIlli'ld.J
hflnlSlml'JiJlYifJ1J r.::1,I~1.Jnd1yj t.hL-lfll n ffi~"lln nl1ril1Jr,ru1Ci1 £j,\ 1Jur~I';1'iJ~ (Calculated
Flood Hydrographs) lLfl::nn't'ith'L-Imn~1~ '11nn1ji3uVln~"1'Jd-2~ (Observt"d Flood Hy
" _.. ,..J .... _ r , dmgraphs) 1:'11m1J1JI11~1,~'W.JYl
"nnnlj'1J1.JVln'lJ'i)~~ (Observed Flood
Hydrographs) Y;:-lti'~Qil.J"nl1.J1jru~~~nVl'Cl[lTl::
1i~"vi '"JJ..J vf1l ~ IU1.J1i1'l'1mnll-J'tl'tl n1Ui-l 'l'l.'tl'ltrJ'lI'il'l mJJllJ.JtT1.J Iii 1.Jnl'JtI1r~"l;:tJ~ilid-,1 rumt1 \..1'0'
'!l~>1J,11l"lJ(I..~J1l1~mh'lrJnalm lVlmilWl:: "
il~l>1 tH~ 'ilm:J.J1 ru nl'i1 'I-lfll 'W U11'l ru~>1 n~1'::
:J.nnn11 350 ~nU1V'1nld.J~jM'TI~mffiM..IUj~1..nru
"'l:-:Vl111~ln C'I n1111,1fl?i1.Jb-Jfl.J ~rl.Jt.h~'1d.J (Flood" . Plain Flow:1 ~-JLU1.JtHI1~nnww:ld.Jil:J.l';u.fi
J:;1,I~1>1 j;: (ilmJl ~L {l:-; i1[.0 11 nlJh.~f1 (S lage
Discharge Rel3tionship) 'L-Ir'eJ Raling Curve
l1A'11d.Jm~i1.J (Slope) 'o1V1fl.Jl'W'[.J91 n i:in1j
rl'H.J'W 'fl":]'lI'il'lJl 'fl 'lJ r11 tJ 'If.J'o'l 'eJ u1'l'U 'D. 'l~l~1ht!.J 'ill.h>1hn~ld.J Rating Cmve ci,,,,fu'C1r11UtJCi1
J''111 P.l ciimi'\C'I'llupJ~ 6 iJf1'll:J.l'«l~liu ·lmllFitNn1...dl'",d:iJnlj111~11..!..rlJl (Channel
Flow) ,\tl::.:nTl'hltl~'Wtr'l,.l.J~vi'lJ·H'h:J.J (Flood
Plain Flow) c;1.JJ1..!md.J1ru.nlJ11~fl~l'hn1r
uuViniJ'il:J.J'01vu.l1-n Rating Curve ~'lmh1Q,1 "
U,(H.m~1llid.J1ru.nlj1\..1'1111.J'C1 m'Y'lf1'11d.JlUU"l1>1 (Cndercstimatcd Flood Hydrograph) ii\.\d:h~
'C11L 'I-l VIii fIru~l'h 1},'l1hn illnl'J1\i1fl1:'1.J fl VI,,1 n n1'J , ., '" , filu'"J(u1~tlllJmm:J.J MIKE 11 (C3lculated
Flood Hydrograph) ~.Jn~1tfi:J.llrun1j11,1fl
~1C'1"tlllW\jUUl1n;rm~a (Observed Flood
Hydrogmph)
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