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~ ~~r..- :I ~ .' ~~~~ ~ ~;Th..~"~' . \:~. . " 100 Year Flood Plain Limit Existing Choonel Conditions ~ ~' ~' ~.~~~ ~ , ~~~~~, ~ ""-"- '''~.~. ... ~~ " I&"'\.~_~'~ r.- _ :!i "". :?:'"\::~...~~,.; tn'" "''"''.:... ..\0-",,1.'; -"t~':Y:"t... - ... _.-:!!....,..... '?-- _ COfI,,;- ,,"'-. .,~\: ~~ I~ 93 ~ ~ ~ '11 - :"~ i.;"_~::'\ ,g44Qr~~.....4ii - '_"... -.. ~..!.!?!!!quore.Rd. ..... , ~:.""l, "~~~ .~ .-~' ~ _ JI ~~<:::"j ....0::.(' r. '~,~:~. "'~r:- - . v '_ '-~ ~; .- ~. '*"'-~. <~~'l. .See Sheet 20 fCl< Flood Plain This ',eo /' 0 '.r; ~...' - . ,~.,' .',i;,'~ " .. 'ftv.~!!':,.,., -- / 0 ... ll' r.-~ ".~'\t:' / '" \.~~~;r.o:-~ , ,,;, -. - ea.oI "J:,^P4 /~.. .4;' ~ :t r.. ,. ",~"~i\~~',~ 'r " -V sI"'~Y"'k 4L III .~\~. ~., ,{. ,Flood ~OI~Q~~;;J~a~.J~~-~~~wJ ',' '{~ '~~1' ~~~. ~ >:/ . ' . .~1~~":"'~ >[ . ~~~~~Ii"~~ ~. / II'J J ~MY , < .~ ~~.L;k . ):1"~~. .r6~'~ ' ~ "S: ,: .,~ .' <f' '1.:l~'" .' '-A.~t",~~~'~..i~: fo:~ >9:1i1 .../i: ~~ ,_ ... ,I.. '.: ii' ..,i~~~~, . :&".' ~" .' .~~~~~",{~.::"i~\ ',~, ' . ;~/ . f'A ~ ."'.........--c: ~~;;.';, ~~G:ii" ';;,i~j ~,?,:,~.:, ,. ,.; %':~. 1:~...1",4.~"'. 0< "tt -, ~~ ",: . '~~a~' ~ r,. !~~ '-', '" .'\ i .' ~~~"'!.,.~~"~ , ii' ":\~', ,',,' //~ .'o.~<fX'/ /' _:{= .~~ ...~ ....~.,j ~ ~-NOTE~Lo~1 eroSion control a gradIng . ~.~.: o<,.:.::.~' .J~~ 11 ~~~'~. ''';'.~r~" / required f9"'bank stability :..4<._,_"'~:~~a ~ ~ 9 > '\ Cf' ,.;:.~.......-. .'btf!~, ...! ."......' , ., ....:......" :~., ", ~~~'" ~Jt '~\~~ /.' .. ,. ~'..";: ,""," ~,. l.!".....~;' ,",'\ ,. ..;:. ':. . --:]::; .,-:"",!i.~ ~ ~:~ .. -ai &'~"'f\ r:~" . - .~ ---=.~~. .-=-~. ".:~)t>l - --),;;~, , '.'~ ... . ,. ~r:::-~ , .' ~ ~ --..::::_J"-~ ......... ~~- ~ ~~ ett: .. -- ... III 40'11 ~ .4':; 1- Super.?~on 'tYpe 69Al8 ~OCk Inv.rt F u.s. ~ .~ r . . . 2- "" ';'.><: ~"~ 1.# .?- 7~~ "#,, ..o<f'.; ~.y ~:~~W' ",' - 6160 !615~ ~6140 ' l'30 .----. / ."h _,.... /' ,<('I I ~,.y -O;<=>( @et: (j~ R<~' Zi-~"" .fP_ ~~~b oy.. 7'-<" EKis in9.roun4 __ ""'f-- ~-:-. of 0.,0001'''-1 :2 __ ;7 _--- . Yt'" - jj '" .;~r" V; ";,, ,/ / VI ,. 'E I I ~, ", EJuslng CIlameI Invert ,- -- -.-.,-. -f--,. - 10( Y~r~:; ~t~~ ile ;::>-./' ./' - 6120 - 'lYi"~,""S i '= --r-' - face f:lrofi = -Jf'- ...... GabIOn ., I- :- '1- 6110 ,/ l.---/':---=' / .. --'" ,/ I /V \ '., 6100 0.00 i 5'00 10"00 GROt.Nl CONTROl.. SURVEY AtRIAL PHOTOGRAPI-IY BY' TOPOGRAPI1lC MAPPltfG 8'l" CONTOlR INTER\/AL '2 8'l" -----2!,lMflUS ~IAL SURVEYS NC, Cl.YttFl6 AERIAl... 9.RVEYS lNC. (U'MPUS AERIAL 9..fiVEY'S He, DATE FLOWN 5-19-13 DESIGNED 11 A-;/! "".. ~CKED.tJJC:J REVISED ENGlNEERS -- DATE' "1,-~/7~ DATE' '5/1/15 OATE 7/t'5!1$ .." ENGINEER' WRIGHT - MCLAUGHLIN - .y prOl/ed ChClnnel ~ NOTE' Th. drowlng" a ma.t... pkJnnlnQ i theet l1lpf"uat1Ilng prellmlnCrJ' eM COIIIlWIhd enow-rlng. It IIh:III MJt be UMd tor 4tr. t:IlNlW\Ictlon~ ,.' f!...~~. \l ...-At "'l( NOTE For ExrstlnglOO Year Dschar'QE! .~~~ ~ pnd other flows, see fJcster PIon Report ~::~ . -""';:s ~~ N'\".'..... \, ...-, ~ ~~ \'\\ ~'. '" ~'!" ~ S.~\""" " ."r.. ....,'" ~~r~~;'" ~~' ~'~~. ,;::;. , r.l!'2'; .." ""'~.~--..,~' '- ."$"''- , ~~.~. .......\...'1~-~~.~.~ '-~~..~, ;\..~~\t~ ~ .~.~ .!'~<r"""" "",.",- 'l<"'~2i &", "':' '~i~-~ ~~' V'<I:" ~ --.", .~..,,:..:.,~:-- ""..''''' . ~~' ~ \0'" ~t'~ ~ \~ 'll .,i;"':"'~' ~ ~~~.~, ~. ~{\~\ i~~~=' '.:~ ..,,~!! .' .- ~~ _!-.'l;" ", " .~-\{~,,,, 'l.~~'" '. ~"~i ' ,"',,' ~~ ..'~, ""7-1!l'~~ll ,,,',, , '- ~....~'t.,~ ~~_~~.;.-~' ~ ,H ~ ,,~~ It ;.-:; .~!..:' " ~~ ~~.~.. ::"<.a:.~~, {If" ~ if>> ~~->4"---~~il}ii \~ f~ ~a:' " \.17~~. ,~ ~"l' f; r \I~'J!'.~ '~ i" ~ . ,~. /" P~tl~'~il\'~ '. , , Ii "'~. :<<~ "ll \Vl\l\:.,^~ .' ,<<...~ I ',,'. ,"I' '''l~''i\\'' '. ....Joh.... '" . " ",p', , (f;"/J1" . rl ,,'') ".' .. ~-:;...~ ~.~':' ~~; I, ,4..J:~'J ~... .. , ".,,( ':'~v -' ~...., . '1:1~ 1.1, J ~ r'~~ ~ 1 ~~~~~ t~~ ~ .,{: }tV#,; '11<~ ~~t '"_; l~';'~ "'1' :-~>~..-~~ ~ j '~..t)!.;;$~"; V /It {.;I ~jl(J:,. . 'i~" - ""':.~ :'~';~ '~~~ ,"!;t~',J ~ :.i'fI :1 !t.~.~~. ,,1 A'ff/L',. -_ "--,.. ~>..!'- <<11 " :..It ~~' r~~ If > ~._- - ,.. ""-'/10 .\ .,."" .'tl~.:'..,..-:;._.,_.:...-:~~ ... - ..."''#1'"'' I ..\ .' ," fJ" " ,""". ~ ".~:-:.:!'~~c,j'~ .."_..~:.,.,,,'J;.".~ f' .J!. l' ,.t ./ 'r.;;~ ",,..'\~ ..""'?q .."" _?.;;"'-.~ 1t I ... ~~. ;;=_ - 1>- ':_ . . ..........~..,......~:f,' ~:' ..1;t':;'1' .. . A 1,-" ~~""" . ..~~i,.~.__.'.4 . ',:' '" . /1J~'~~::.;;F<i~V-~:~~~;~~~~~..;.v~~,'!- .~~.o.o ~ . 2OOU~ .",.. .. .,4'.~'~' v ;<~~,. .. ::iJl(~;f' "\'t~~- ,""':'-': ,',:,,,,~,~~ ~':, ' <<:.1 I ',~ -, .~, ~ \ t-"i: ..'\',~~\i~; ~" - ( '- , JIiU"'!"._" f ~.," ft I":'.'i! - ~4....... rt u."';;' _ 1';"_ -, -- ~..;&j,~ ,"< ~. " -,...;-, ~ . '. ~ ~ "~~ ~~~ ~~ ~~ :/~,j$~! ~'''''~'r';'~,...' >.~,< ".jjJ",- --' , .",.. ~.'" ''''.. . ":. " '\~~'~~~~f1f~ ~ ~~. ~.~\ V;~';!; >}, " See EPA reference Guidelines for Erosion C1nd Sediment Control PIClnnin~Dlementotion ';..... EPA-SA-72-0151 for suggested meDsures to ," olel/Iote erosion n Jackson Gulch. ~- ..... !1-.'ii' .' ~:..-,~t.iI. ~~~, 7 ~~~. ~ .,j 'h~"~ ".. .. ." ~ ......, " / ... ,~ ..%.JI-:'~-....w':' SICI. 0+ 00 to 510. 18"'00 Design DischOl1)e ,. 2900 cfs Main Channel AI/eroge Velocity ,. 10.0 fps I - - -- ---- 7' . ------ --;:::-------.. . -- r= vV -"-- -l_ L1-./ 1./ . , . Gal '" E.oiilO Con;,- ~.... 15+00 ", ~ ./ --- -- 18+00 r"'...... '~, , ., .'- j 41~~;;~' I~ .~_ ~~ I I I , --- I - -co 1::- ---1= . CITIES of GOLDEN, LAKEWOOO and WHEAT RIDGE URBAN DRAINAGE AND FLOOD CONTROL DISTRICT JEFFERSON COUNTY MASTER PLANNING JACKSON GULCH TRIBUTARY TO LENA GULCH SHEET NO. 21 OF 21 STA. 0.00 to STA. 18+00