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<br />5 <br /> <br />o <br /> <br />NlJTEI <br /> <br />c <br /> <br />B <br /> <br />A <br /> <br />5 <br /> <br />: <br /> <br />4 <br /> <br />EXI~TING <br /> <br />GROUND - ~ <br /> <br />-..-- <br />,Z'"~ \\5\' ;"').))-.1 <br />-\ \\\\y~\\S,\\\<, e/~ <br />l~ <br />~~ <br />"- <br />"- ;' <br />V' <br />"' <br /> <br />LEAVE UPPER BANK UNDISTURBED <br />AND Dn NOT DESTROY ~O~DY VEGETATION <br /> <br />... <br /> <br />EXISTING BANK <br /> <br />4.::' ---J <br /> <br />... <br /> <br />3 <br /> <br />2 <br /> <br />r- COVER 6' <br /> <br />_______L_____ <br /> <br />MIN. <br /> <br />;' <br /> <br />------ '/ , <br /> <br />..r.~~\%, <br />/ \\ /< <br />/ <br />/ ~x,. <br />/ .,/3 <br />" /~ <br />STONE" ;/~v <br />'\. FILL - _""\ ,\-0~ <br />~ . \ ....y ~ ;' t'>.. <br /><~. / ~ -,'C. <br />~ )( '.."~ <br />.A ., __ _ ~ = _ v' <br /> <br />----- <br /> <br />N. \.I .S. <br /> <br />- <br /> <br />A~ <br />/ ( \. <br /> <br />"""C;l",.. "'\ <br />'\ <br />\'" <br /> <br />t'(: >.. <br />"'(, -- <br />" \ "\ <br />", \ j <br /> <br />3" <br /> <br />L <br /> <br />, <br /> <br />-~~... <br />'( <br />I. <br /> <br />....... <br /> <br />5' <br /> <br />----l <br /> <br />\JINDRO\J <br /> <br />REFI JSAL <br />TYPICAL SECTION <br />NO SCALE <br /> <br />CAP \.11TH SOIL/SPALL <br />MIXTURE 6/1 THICK MINIMUM <br /> <br />-- -...- <br /> <br />... <br />..... <br /> <br />STONE .- <br />FILL <br /> <br />- .-... <br /> <br />-- <br /> <br />---- <br /> <br />f <br /> <br />3' <br /> <br />:TREAMBED <br /> <br />NATURAL <br />ANGLE - <br /> <br />---1 <br /> <br />. \ v ......J7".....~~ <br /> <br />-- <br /> <br />-- <br />~ - <br /> <br />...... <br /> <br />... <br /> <br />r <br />2' <br />'J <br />/' <br />~ <br /> <br />/ <br /> <br />BACKFILL 'WITH MATERIAL - <br />EXCAVATED FROM RIVERBED <br /> <br />4 <br /> <br />--- <br /> <br />,- <br /> <br />? <br /> <br />1 V ON 2H <br /> <br />- <br /> <br />- ,...., <br /> <br />~O/'l CEt1RO~FO-R/'I <br /> <br />12.11.19ge <br /> <br />1:5114 <br /> <br />P. , <br /> <br />1 <br /> <br />6697 <br /> <br />. <br /> <br />ROM CEMRO-FO-RI1 <br /> <br />12.11.1990 15115 <br /> <br />P. . <br /> <br />J '_;'I'i~.""""'-'~---------"'-' ..... ... <br /> <br />j': '. . BOTTOM_DEGRADATION <br /> <br />ROCK BEDDING REQ\nREO <br />WHEN !UPRAP DIAMETER <br />IS GREATER 'THAN lS", <br />NO I'EOOING WHEN RIPRAP <br />DIAMETER l-S LH~ THAN <br />oA EOVAL TO 1.5', . <br /> <br />, <br />; <br />; <br />i <br />CHECK ~'TH LOW FLOW CHANNE~ . ," <br />I . --- <br />, <br />I <br /> <br />2rN~/' <br />,f! <br />~5' <br /> <br />4' ~~ C':v_c4'&. <br />l'-~" 6~~o~ <br />VARIABLE <br /> <br />; "', / <br />'~--- <br />r- 4.5'---J <br /> <br />BOTTOM DEGRADATION <br /> <br />~ <br /> <br />4 <br /> <br />"v7~~"\\ ~ '" ~ ,.....,...""" <br />~0~\~\,'\<,'\.)., <br />/\'v.....~... yo .'\\f'~ <br />...... V:\'~ <br />~~\\ <br />./A~ <br />.~~\ <br />'-~\~ <br />~- <br />~y <br />\.-........,). - - <br />~~"..-: ;<=> C) <br />.... 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I <br />I <br />I <br />, <br /> <br />4 <br /> <br />1\\ <br />\ <br /> <br />BOTTOM DEGRADATION <br />CIIfCK ANO FLOW <br />CROSS OVER <br /> <br />PLAN VIEW <br /> <br />.ANI< <br /> <br />~ 'itm. <br />. <br /> <br />SOUTH PLATTE vER CHANNEL <br />/t.4 / <br /> <br /> <br />- -~.+- <br />VARIABLE ':3 0 ' <br />l L~FLOWI -. <br />C N(L .;1 <br />DE PW1LOW <br />f'lOWW.s. <br />~ - <br /> <br />RlPRAP <br /> <br />.' <br /> <br />ROCK flEDCING REQUIRED <br />WHEN RIPRllP DIAMETER <br />IS GAEATElt THAN lS'. <br />NO BEDDING WHEN RIP RAP <br />DIAMETER I..'J LES3 THAU <br />OR EOVAL: TO l5', <br /> <br />'1~.;.;:~J::~.-::~':~'~""'~ . .'C.i.';'"..I:'..~\'''''-C~''''_:';':':~~:'':::-'~.c.:... " <br />. ~. -:"~"""""l <br />...........,.,... . <br />SEqlON A-A <br /> <br />LOW FLOw 1 <br />-'- _. .....AT[R~u.". CI! CIMNNEL <br />-'-'___.~ I ~onOM <br />~- ........--'---.L <br />I<aTE, . )( Y ! '-'- . <br />rACIICl-IfCI<.WILl8e- H IT Y r r 1 . <br />.LIMITI!DT03MAx.O/m,. ,~""...\oI' .. ~ ,- <br />~r;~:CIT7J:~J~~:oTToM .' .;.f....'~,. .'- .'. . .' ~ ....'...'1 ..,....."...'..11.-~, V <br />PAI..l.. O~TIOH$}. I~"'" a." ROCK 9EOU~"'G~ "'1""-,, :..... ~ Z' TO ". <br />I ....l,.~ OIA...r;H:lI'ilOCI< <br />. 40' I ".'..>. I <br />.~ <br />. . . , .,.~ <br />BOTTOM DEGRADATION CHEC~ . WITH LOW <br />FLOW CHANNEL LONGITUDINJk SECTION <br />i <br />ROCKY MtN AREA <br />.?: I'Uff.E jJ /f,e J:' <br />C#LITK .' '. <br />. srRltc}.-ci:eE:'. . <br />. , . <br /> <br />'. <br /> <br />- <br /> <br />'''- <br />> <br />-' <br /> <br />.. <br />. . <br /> <br />R=F,OIlWG . __ <br />>c 44. -/7<>E.<; <br /> <br />.....1:".. .".............,.. . <br />'10"_;" :r\l""':'\'.n,~., <br />X"-.I . '" ..... <br />MOD.II'lL .,-.... <br />. ~nooo' . <br />r.nNTRNl'l' "'~ <br /> <br />. " '. <br /> <br />~ '< --Pdq i/;t z. <br />"1Z~~ Chc.4 struql-irL" <br />'" * at "Pf'rox. o;,t"'tiOh I,-"!><So. <br />'- '- <br /> <br />J <br /> <br />f16J{Ic.a-fiOl) <br />1'=\ <br /> <br />3 <br />.. <br /> <br />2 <br /> <br />..' <br />'. <br /> <br />.- <br /> <br />, <br /> <br />~"'iii~ <br />~==~ <br />~. ~ <br />f~ Jj <br />~,~~: <br />;;::-~ <br /> <br />.... 'r-' -... ... "" ".......----..-...~ '. ...... .......... ,"~..,..,.~:".. ..... <br /> <br />CHECK WITH LOW FLOW CHANNEL <br /> <br />.. <br /> <br />~ <br /> <br />BEND WITH <br />POOl ZONE <br /> <br />4 <br /> <br />< <br />, <br /> <br />! <br /> <br />./ LOw FI.Ow CHANNEL <br /> <br />4 <br /> <br />~TH >LATTE ",VER CH""NEL <br /> <br />----- <br /> <br />o <br /> <br />BO'T'TOM OEGRADATION <br />CHecK AlIO fLOW <br />Crto.s~ OVER <br /> <br />PLAN VIEW <br /> <br />BANK <br /> <br />~.. ''-~ <br />... . <br /> <br />SOUTH PLATTE IVER CIIANNfL <br /> <br />- . <br />. . <br />-' <br /> <br />120' <br />30' I <br />, <br />W' lOW flOW <br />CHANNEL r TO 3' <br />DEEP W 11..0W <br />FLow W.s. <br />-..l:.- <br /> <br />2~r <br />,II <br />Q3' <br /> <br />RIPRAP <br /> <br />VARIA6I.E <br /> <br />.' <br /> <br />!~"'.~'.;:/:..~~ ,; o,l,-....~'i: -<:.I'-~.-.......,.,...:=;.....__"", <br />':0.'::i."~;o:......"" . '~''''''''. "....H. <br /> <br />L VARIABLE <br /> <br />SECT ON A-A <br /> <br />J. :LO' ""~" <br /> <br />. -.. ;----'_._.___ ~R $VRPACE /80HOM <br />NOTE: ;r...7ff7n;tr I X is- r r' .-.---.----= .~ <br />. ~~~rg'gl<:,.w~~\c.f1~ROf" I r1/ l?' ""'/";''k''\.''\':'';''~'''~~~'',~<:",:~..& )r--\ .Y <br />'rlllNrllT TIJlOU<lti OOTTOfol . ,..,..'....'.. .~ ...-...,'~ _t:,./I <br />P[GIl.ADATION Cl'lEtl< ",'.;..;....... RotK ~EOO";G ....:~;;:':~'1 ___ Z' TO .. <br />(6l..lOl"TIOI-lS). I 12 If! '""'~ CIAMUUI <br />. j - '~&..._ <$1.?r;;urcO <br />1 0 f . '1;.:1.;':11 R~c.ot <br /> <br />BOTT~M DEGRADATION CHJCKS WITH LOW ~~iC~:~~L" : <br />I R.f(;uII:.=~('fI~I'ITS. <br />FLOW CHANNEL LONGITUQINAL SECTIONS <br /> <br />..,' '.' <br /> <br />.... ... ROCKY ivrtN AREA. 1~7flJ!V17oE::; <br />. ..: '. .. J L:. ......... .............,... <br />. :. . ..... .'.' .~/lt:E Jj . . '~i02'c. ,.", "0'1',':::1' <br />, . . !Sea< rk . MOD. NopOOOO ... <br />. ..... .:' ..... rH,c:,y ~7J,;/j'TfJ IPP _-,-tcnNm: .. <br /> <br />c <br /> <br />("''- ~ <br />Tht",iloll.l C' <br /> <br />\,'qro~tc..d. "Roc.f:- 0,4 7fn-lc.turc.:' <br /> <br />'- /, <br />~ <br /> <br />Modif=fIOl"> <br />"P<:>cCO I <br /> <br />. <br /> <br />B <br /> <br />$$ - THINK VALUE ENGINEERING - $$ <br /> <br />Symbol <br /> <br />Revisions <br />Descriptions <br /> <br />Date Approved <br /> <br />~ TYPlrA SEClIOO REVISED 1M M:tIIllIN<<I V1TH Nt. NIl 0001 Q-/O-90 --.r=' <br /> <br />U.S. ARMY ENGINEER DISTRICT <br />CORPS OF ENGINEERS <br />OMAHA, NEBRASKA <br /> <br />DeSigned by: <br /> <br />A <br /> <br />J.C.r. <br /> <br />SOUTH PLATTE RIVER <br />CHATFIELD LAK~ COLORADO <br />DOIJNSTREAM CHANNEL IMPRUVEMENT <br />FISH AND IJILDLIFE HABIT A T RESTORA nON PLAN <br />REVETMENT AND REFUSAL <br />TYPICAL SECTIONS <br /> <br />Drawn by: <br /> <br />J,s.r. <br /> <br />Checked by: <br /> <br />J.l.R, <br /> <br />Reviewed by: <br /> <br />Scale: <br /> <br />Dale: <br /> <br />AUG. 1990 <br /> <br />As Shown <br /> <br />Spec. No.: <br />SU.Jll:!ll1~edb ~ ~'ACW45-90-B-Ol07 <br />//"",. onlract No.: <br />Chief: ;&R 1I!l. S~ACW45-90-C.0127 <br /> <br />Drawing Code: <br /> <br />PC44-170E13 <br /> <br />l;<'O: 19~q-6S 1~916 <br /> <br />. <br /> <br />- <br />