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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />,A~Q c, <br /> <br />) .'~_/- <br />-~/ (~'\ <br /> <br />) ~ _ '-:: ~ __ ___ PrivGt. ~~-otSUmed to <br />__ _" ~ '\ _ ~~~ cUrino 100 Year event. <br />'.----.-:', '/'1' .... -"- '. ..... j) ff <br />------/.'. I - "' G ' <br />/Or,-"'- S //.......-:: '. / '0'-, I ~ ~" /~_ .)../~ <br />,/-:':/ // J Ai"":::: ~ ? " ~ . ,. (( '~ <br /> <br />,r-j. ... 2,~ ,<.~ , ,'/ ~,p' ,.'\_ LEYDEN CREEK /~, ..- "'1/(.'- .~.. '., .///... <br />;/ ,.~ /" . ~ / g--"'~"< - q,-) . / <br />(;,0, /""_~"':vC /"" ,,<.. L/ ../ 8 f" <br /> <br />... ., - ./:-~ ':\" .___-r=--... '-...... ",., /__.'--......::::.,..o....,.,.,~..~~.....".. \,....- <br />..........~...._. ... ..--;'.1 . .. >V ~/~i()-/ \/'/ ....,;~' <br />. '. / -,. \\ /./;:-/ .,'. /'.\ '>l.. /.. / "",& <br />' . r"- - - /~; , "A / / ~ _ i <br />,'1=:10\\ ;;/.. '(.\/" ," '----. / .......... i <br />, . '/ '- \, ... // / ' \ \'. \\ - \, ~c. ./ ."", <br />' \'il /" /,' ~.. " '\",/J..,\. Irftotoved FIooc:l.PIoIn ____-' \ : <br />/,./ /if. / lr. \ '\\\ ',' ~"",_,.,iJ / <br /> <br />;/ '\ \ \ )/) \i, ,,-... <br /> <br /> <br />\.../ J J" '\ ,,,'." <br /> <br />:; ""., \--~ <br />il \...-~/J <br />... I .~ '" ,/ <br /> <br />,.---- <br /> <br />. <br /> <br />Pond Embankment assumed to <br />washout during 100 Year eveot. <br /> <br /><) <br /> <br />F:::'~'.~. . i -~ ~.,~=.~.~ <br />. . It sl'ltMl' be for;. <br />. stfUCtlon P\lII'poHS; . ~to\char\lil.O/ <br />// NQTE' for .'OOyeor d~ ~a~ Y,__ <br />.chClMfll eondihonl and. ofhir1ktwa.~. ( <br />Mo$Mr; Plliln Report. " " " <br />~ " , <br />/ /- \', <br />./ , \ \ <br />, , <br />, , <br /> <br />/ <br /> <br />-,/ <br /> <br />lncr90lwf'CtKwlnel Cooacitv bv DrOvidina <br />~~ .Chamel i~ove.ments. ond erosion <br />- control measures In thIS area. <br /> <br />.. <br />/ <br />/ <br /> <br />/ <br /> <br />. ~~~;:-~ <br /> <br />., <br /> <br />100 Year Flood Plain tor <br />Existi"" and Impro,.. <br />\ ~5hanne' Conditions <br /> <br />./ ./ <br /> <br />, " <br />/' /~/ / <br /> <br />0/ <br />/"'- '/ <br />/ <br /> <br />,<:./ 100 <br /> <br />200 <br /> <br />" <br /> <br />, / <br /> <br />\ <br /> <br />\ <br /> <br />-:/(~ <br /> <br />,I.....s:. ~ <br />, <br /> <br />, <br />, <br />/ <br />. <br />-- / <br /> <br />.' <br /> <br />TYPE ' IF <br />,"""",lIEf<T <br /> <br />E"T"'S~ <br />OPENING ARE IFT1I <br /> <br />PlIllPOSEI)SJRUCTlIO: <br />0PEMNt AIfj. (FTI) <br /> <br />-q ""','""'" ' <br />ELE.....Tl(:~: 1FT) <br /> <br />EXISTlNG~ <br />""""E <br /> <br /><..... <br /> <br />.-,,': <br /> <br />. ~474 ~ <br /> <br />~~q6~ " <br /> <br />\ ',.1 --) ,<?-.' <br />... ..-L~'IIIn._ ~. <br />t"fOVlO8~ -.:-~" <br />'_ 75;:~ .V' . <br />D W./\\ I <br />~;~-----t '\ ' \ a Q, <br />" P;e-:::-~_/ .' \ ~ <>0".. '.1., <br />! c?~ <br />/ --""""".. <br />_001.......100,_"', 0 / <br />~\ /,- <br />'~','~/ <br />,'..- " <br />~. <br /> <br /> <br />;" /, \ '/'\: <br />/ '- '$. v <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />.> U 11480_ <br /> <br />,._~~., , <br /> <br />._, <br /> <br />c <br /> <br />...~ <br /> <br />ST <br /> <br />\) <br />~. I >\/'\\ <br />,'l- .. /:Y ~ \ ! <br />'-'-"" '&) <br />,...,'" , <br />-..../ \ <br />. \ <br />\ <br />.... ... \ / <br />\ <br />..::.,.~~,\ <br /> <br />_....._~' <br />.,,/!~plu"'- <br />ltMl"",,-arctIN. <br /> <br />" <br />~, <br /> <br />, <br /> <br />Capacity;".... cuhlerls _ <br />rood is iI S6lO cfs <br /> <br />':,~ <br />, <br /> <br />( <br /> <br />p'-' <br /> <br />/ <br /> <br />",'\.-) <br />Q, <br />I <br />, , <br />, <br /> <br />, / <br />Shallow ".....~ fl:.fGii..! :, - - <br />hydr~I~Jy, ~tJd to eXisting <br />eh..ne1 _ IOlc>n. , <br /> <br />\' <br /> <br />'/ <br />/.... <br />\ <br />\ <br /> <br />\ ",- <br /> <br />~A'''~ (. <br />, <br /> <br />'~470_G <br /> <br />'1 <br />i <br /> <br />54~J" limits of sho.JJoW- overbank floodina <br /> <br />< <br />-........ <br />,"" <br />~? <br />--....-..., <br />'- <br /> <br />'54l>3_L' <br /> <br />/ ./ <br /> <br />,"'-' <br /> <br />LOOOlCN <br /> <br />".- ./ <br />/ <br /> <br />7 ,:::'~1 ;; <br /> <br />g <br /> <br />"" <br /> <br />X~4' l,,; <br /> <br />66 <br /> <br />/ . <br />/ / <br /> <br />" <br /> <br />r'\ <br />\~/" <br /> <br />~~4t>q ~ <br /> <br />/ <br /> <br />/c. <br /> <br />c/ <br /> <br />/ <br /> <br />_/' ) <br />------------- <br /> <br />." <br /> <br />\" <br />\ <br /> <br />~", <br /> <br />-",'./ <br /> <br />~ <br /> <br />AAa <br /> <br />\ <br />\ ) <br />,'~ <br /> <br />r <br />!, <br /> <br />/'~ ::,.,\ <br />(" [_ _Jj <br />'5~_',)/---../ <br /> <br />54M.9 <br /> <br />,4Bl.' <br /> <br />'" <br /> <br />., <br /> <br />e" <br /> <br />See Sheet 37 <br /> <br />< ~"" <br /> <br />546:16 <br /> <br />, <br />, < <br /> <br />, <br />" ' <br /> <br />,- <br /> <br />, <br /> <br />~. <br /> <br />, " ',< ^ ~ ,/ <br /> <br />.~^..,. <br /> <br />I../. 1 ,t _ . ... <br />---:-'c~1" c, .t.c:..: ., --,'-rc <br />..... ll'"..L+ . f." .". .c:.. ,---- 1...1 <br />~pc I" :. L c:=,V: <br />cciiP,:.v n_____.... .. <br />7!~. 1 ... ~c.........f. <br /> <br />I: ':-~ -" c. .... ...: .... <br />- -1--+-.- - <br />,,\=---: <br /> <br />StO.-80.00to stwa. 67tSO <br />0..;0........... 2010'" <br />';~inChclnntl <br />,A\ieraoe Vtlocity <br />, \ <br />1'\'\ <br /> <br />Ski. 61..50 to SM. 88..00 <br />DMign ~ 2400 eft; <br />-- <br />__Ii <br /> <br />7.0"" <br /> <br />l <br /> <br />~CHA~ '~;-:'"~J/ <br />INVERT El..f'ATlCIlI. Fn ~'r <br />REa,~RKS Pr~ -11ProP ~tJan <br />~I'OOCI <br /> <br />.\,~\ <br />-",-/) <br /> <br />>'-tI.. <br /> <br />~ 54r5. <br /> <br />/ <br /> <br />,. <br /> <br />/ / <br />.. / <br />./ ",- /.." <br />/ <br /> <br />/ <br /> <br />1-", <br /> <br />~ <br /> <br />oIllruchn <br /> <br />,,"1;"" <br /> <br />I <br /> <br />~,:.,. / <br />",/"- /.c <br /> <br />/ <br />/ <br /> <br />" <br />/I <br />II. <br />11'- <br /> <br />6.0fpl <br /> <br />DATUM IS MEAN SEA LEVEL <br /> <br />f---' <br /> <br />,.....~r-, <br />2c <br /> <br />~!=c-'- <br />-te: t-': <br /> <br />"e . <br />.:.... <br />--- 't',cc _ <br /> <br />1=: <br /> <br />, <br /> <br />-- r='--I='='= <br /> <br />-, <br /> <br />5490 <br /> <br />--,' <br /> <br />I <br />; <br />.._. 00- <br />, <br /> <br />--= <br />=:=:: <br />cc, :::==== <br />"C =7 5490 <br /> <br />~ <br /> <br />r-- :-:= ~ ====-= 5480 <br /> <br />-=J=::: <br />. <br /> <br />. =--,_. t- <br /> <br />:: -.= .-.. <br />n :+" <br />.c., <br /> <br />, :: <br />t-" t,. - <br />t-' <br /> <br />2" <br /> <br />'n , <br /> <br />- ,~~:'_' f----=-- <br /> <br />,- <br />5480 :'- 1-: <br /> <br />=--- <br /> <br />." <br /> <br />.:.... 't:_ <br />I=' <br /> <br />.~t:=$ <br />L :em: <br /> <br />--: <br /> <br />,.:,., <br /> <br />,,- .. <br /> <br />1'-- <br /> <br />:f-: <br /> <br />=.'-0_ .. <br />'I '_ <br /> <br />- =- <br />, t,_ <br />I-- <br /> <br />. L <br />_ r <br /> <br />, <br /> <br />,- <br /> <br />C=-' -t-: <br />5470------- <br /> <br />f--' : <br />1-' - <br />54601-:- <br /> <br />__= .:...: .:c._ <br /> <br />- <br /> <br />.:. <br /> <br />--f--:',t,'''_ <br /> <br />:--:c <br /> <br />-,-- <br /> <br />t ' <br /> <br />- <br /> <br />=-= 5470 <br /> <br />- <br /> <br />"- <br /> <br />,-- <br />:.: '-: <br /> <br />t <br />r-- <br /> <br />...:' <br />:-.:" .- <br />,: __1,__ <br /> <br />=-= <br /> <br />..::= <br /> <br />\=:-::- <br />t-c,=r=--=' <br /> <br />f <br /> <br />1--' , <br />l\-e <br /> <br />. <br /> <br />: <br /> <br />'" <br /> <br />.= <br />.. ".::~ -- <br /> <br />.: \.. :In -j' <br />t _ - "', 'I <br />,. .i <br /> <br />-, ' <br /> <br />1M <br /> <br />.... <br /> <br />f--', <br />!=+-- <br />5450f--:-j==- ,,: <br />88.00 <br /> <br />- <br /> <br />"c I=c <br /> <br />== <br />85.00 <br /> <br />i <br /> <br />-L <br /> <br />i <br /> <br />1-,: <br />. I, <br />70.00 <br /> <br />I <br /> <br />i- <br />t <br /> <br />I <br /> <br />t ' <br /> <br />f- <br /> <br />,..:::. <br /> <br />5460 <br /> <br />.. <br /> <br />:' <br />---=- <br />I <br />75.00 <br /> <br />, <br />1--- <br /> <br />.. <br /> <br />1=:., . '-:,:.. <br /> <br />:,--, <br />:::::: tec:::. c. =' <br />"'=.,... r-.. <br /> <br />--:' <br /> <br />+ <br />I <br /> <br />T <br /> <br />1-::',:' <br /> <br />" <br />---I--' <br />-- <br /> <br />'I <br /> <br />---- <br /> <br />80+00 <br /> <br />'t- <br />6CkOO <br /> <br />5450 <br /> <br />lIIlOUllfOCQIlfTllOllUIIVl1'1l' <br />AEJlIAlI'HOTOIItA'IlY IY <br />TOlIO'ItA'MIC IIlA"tJlI aT <br />COIITOUII IIlTl!ItVAl 2' <br /> <br />.........:I.I.INC <br />Gnnu... ".'.n.. <br />..n nu,.. n'GUn <br /> <br />WRIOHT-Mc:LAUGHLlN I!IlfGINI!IE"S <br />7<12(1 A~COTT 5T"fET Of..VfR CDl.ORAOO .02'1' <br />TfLIPHO..[ '3OJ\ "~8e20' <br /> <br />IlIUI"~'~O: IMT( l:.:c22 <br />OIlA.,,1I IMTl l-a/-11 <br />CICCIU:O.&i:l: MTr:~ <br />IIEV1.EO~DATt:~ <br /> <br />URBAN DRAINAGE AND FLOOD CONTROL DISTRICT <br /> <br />MAJOR DRAINAGEWAY PLA~ING <br /> <br />LEYDEN <br />StD. 60+00 <br /> <br />CREEK <br />to StO. 88.00 <br /> <br />SHEET <br />OF <br /> <br />38 <br />40 <br /> <br />DATE FLOWN 8/30/14 <br /> <br />CITY OF ARVADA <br /> <br />JEFFERSON COUNTY <br /> <br />RALSTON CREEK / LEYDEN CREEK <br />