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<br />TABLE 4
<br />
<br />VELOCITIES OF FLOW
<br />
<br />MANMAOE06STRUCTlONS'
<br />
<br />In th,. 'trearn n'achf' 3ludi,."', a..('r~\!f
<br />veloc:ii.., of flnw dUl'in\! a j{HI.yc"" flo()d
<br />w",;ld fw ~.' ,hown i~ Tabl" "
<br />\'rl,~i,.I' HI flow durin;': a ~"II-yt'..l' Ilood
<br />\m"ld Iw 'E\!htly hi~hpr th~n clurill'" a 100-
<br />war f1,~"L In ,I""t flow' "r.,,,$. ""h,iti..",.
<br />w[)Llld r:k~~e rrmn [-:1 leet l"-'rsc'C"HlLJ. In ",)lll'
<br />I<;('alil.,'d ,:r""m r"~,,h~,. lor ".\1""1';" around
<br />1",,,<1,, or (\own"trt'ilrn Im,n natl"") <J" man.
<br />rlla'.k ol"tl'\l<;tion,_ ..,'Ic><:ity of fI,,1I' coul,l
<br />,i..:"ilicantly <:X('('l~l theN' "hc,w,,;n Tabl,: ,j_
<br />
<br />l...nt;!IO'IIOn
<br />
<br />Un';".
<br />S"..",b.dOI",'no.'
<br />
<br />EI...""n'
<br />TOO 01
<br />RoO'd"'.y'
<br />
<br />100.y..,
<br />flood
<br />
<br />&QQ.y...
<br />flooc!
<br />
<br />loe3,;on'
<br />
<br />YAMPA ~IVE~
<br />
<br />"""01\.I:.",,,j";
<br />
<br />jl"I,'
<br />
<br />~)':'i
<br />
<br />';1'7',
<br />
<br />;;] ;~,
<br />
<br />':1;'<
<br />
<br />1'\7"
<br />
<br /> fO~TlfICATION C~((K
<br />I'",'~", ,<t.,,,,,, ",;,,~" ~.1 ,:, ':1,:, t:l,:, ,\1-,.' ',I,.j "".:
<br />1"''''''''- " Ib"""',,I., ~.\";" '<17,; ,,,,.. '\1'''' ':hl ''I''
<br /> W,.,""" (~<il,,,,,,(
<br />,'",,'In S;"..., :;-"'." "17, ';jM ,;\.., "'" ,:1,"1
<br />, , Iti~r.w", W ,F"," U1'1 "11' 'ii'"~ H\":I '<1" "..,~
<br />L." Ij;~r.~'"" '" ,II'"~,,, pi'" ,;1;' '\I:" >il'.:, "I"' .;[',~
<br /> 11'><;,,,, \\",'1
<br />]:,<"tbr"j~,. ~,.~% 'il;:' "I!"' "I"~ ."H' "1'<;\
<br />".."b,;,I"" " 'j~O ',1.'<\ ';I~~ ':1"1 "I".; <:1\'7
<br />s..,.,'",,_ St,.,.", H.om til~" ,il~' 'd'" "1\'j ';We
<br />1'e"h ~V,"'I ~.:1\", 01": ,;t", ';ll", ;;1\'" Ii;j'"
<br />l'C;""",h,."",,,,, "~m I".~~:, ,;[,~ '; I ,,~... ''I:'" Ii:!<):< ';~'"
<br />1',';""'" ""(~" 1,,,,1,,,- IUI:,:, ',1% .;;j,,: .~,,; >,.,,- "~I"
<br /> IlROT"E~TON GUlCH
<br />~'."h' lJiyh'"" :1,.',."," ,,';.', ,,~,~ ".,.-, ';~l" ';~" ,;~"
<br />I',i"a'" ,,,,,~,,' \;j';'-' ';~~ >i~~.' ,:~~;, ,""'- ';'.'
<br /> ,--,
<br />1"1;r'.("~lO ~,,.,,':' ~.7'" "~:I, (;~<< ';~.1" ...,.- .:!l"
<br />'""
<br />(~~"'." '" dn"\ :1."'" .'-'''' ,:~'" m,''" ';"':~ "'Il"
<br /> '-"-
<br /> PIN( ~'O(;E GULCH
<br />~,,,,,. ;1;,0""'" 1:< ;,,,, " ,\1,(, 'n~~ ,.:~ "" " 1 ~, L "1',"
<br />~",,",' ''''t.,.,,' ":i; ,;I~I ',<".j '::'" ""'" ';1""
<br />J't.""" ",.t.,.,,' ':.;-"" "~I-I .',~~" ""," "';;;., ",.,-
<br /> "--"
<br /> C~DAR MOUNTAIN c;UlCH
<br />1I.~ 1Ii,.-,,,,,,,, j.,' ~. j~:, ,'~,', <i~", "~i~ ,,~'" '''1''
<br />~l"t,' IL~r.,,'.,-\' %:,' :" 1 ~(I 'L:~~" "~~,, ';~:.I.1 .,~:,,: ''':1.',
<br />h","r.""t. (;.+>W ,~;;:< >i~":' ,:~ III .,~"" ':~ l~
<br />M"pl,' S"".,' .;,~".:' "~.,, ',~:.I .;~;," ,::~:,.-, "~,"',
<br />S"",. lityh~N ;;%" ".~';" ,:~,', ,:~" ":~,,, "~" 'i"~
<br />P"i,'~'.,' a"".".' , ~.~'C'" ':'";1.' ":<j' ,;:~~, , ""~~ .::i~:\
<br />
<br />W~h'" fl~wir.,; a: a ,'at" ~I I~ fl"'; pt'" "~'u"d
<br />(jl'j!J'"at"J' lI'ill <'rud";l,-('all,hallband th"liil
<br />,,~ol.ll\d hrid~e "lntrn~nt', ~J1d i, ~all"bl~ 01
<br />j,'an'l^,rti,wlarl"ero('Ks. r.a'"l':l'iIr',wuntsof
<br />1ra\'{~1. ,,,,,d, and ,ilt may I", transp<lrtl'd hy
<br />wate" Ilowinv at a n,t(' 01 5 I,~,t W']' ,~<:o".L
<br />Wau'r fl"wi,,\! ,,: "'",,ut ~ I~d Pie" ',,,,ond or
<br />ll'" wili rI~I'''sil ,,,nd. .Ht. ~"d fl",1 I.,)'n,'
<br />d{>\lri,,_
<br />
<br />TABLE 5
<br />
<br />AVERAGE VELOCITIES OF FLOW
<br />100.YEAR FLOOD
<br />
<br />Stream
<br />
<br />Yampa ItH'r
<br />F'>J'tilka!:on ("",'k
<br />Brllthc,,'wn Culth
<br />
<br />l';n,. Rirlg." (:"ich
<br />Cc~l"" ~l""1\t"iJl 1.:'1:('\1
<br />
<br />FLOODED AREAS
<br />
<br />Th~ "l'r'~xi""a'~ lin,it, 01 in"ndat;f>1> that
<br />would r"",lt f",m ~ ;,IIO.Yl'ar [Jou.;! on th~
<br />~(reams Ulld~r study ar~ showll on Plait- L
<br />whi~h ;0 an wde:'t to more deta;led map"
<br /><howinl!' the ar,'as that would b\'inundated bj'
<br />10(1. and 5OO-year flood, (l'la\(>< ~.~7j. AI<o,
<br />th,' WO'Y<'lIr flood h"" bCl'n delinl'ak~J on
<br />I"ry~ """I~ t"[~,,,r:tl-'hi,' map. (1 ill,.h'" ~(~)
<br />f!'l't) that ar~ on file ill thf !l-loffat Connty
<br />PI~nniJ1" [)~partm~nL A; may h~ ~n from
<br />the f1()()!h'd ar~a plate> accompanying- th;o
<br />r~port,th" !OO.;-'e:t,'f!oodontlwYampall.iver
<br />would e"-wntiall.,, inundall' tI", "ntir~ vall..,\'
<br />
<br />""-"',"""""""-"""'.,,
<br />.".",~",,,,,. 0,..,.",.",",,,, ".,~,,, ,','.,-" "''''.' ',"'.' 'v.,.~" ,'"..,.,"", h ",,,.,-,,.._,,''''0 \'0-6:<'''"". I"'"
<br />,
<br />",.."".,.,.,.".".".,.\1""",..,."""."", ",.,-,,,\'",,,-,,,P.._,c.,..,,,..-.,...,.,,,r,,.,,,,,..,,,.,,,',.,,,,...,,,,,,,, ""._
<br />\"""".1<"..,,,-,,,,._,,.,,,,",,.., '.1',."".",.,., ;'.d.';' "..1'."""" ...c'.,,'" ',."'"".;"....""',,'.,,',.,,.. -I"",""..~.",,, "",.
<br />".........,..,::,."""_'..r".,I<"',,.'."'..h
<br />',.,..,.",.,_""....,.,.,,,...-.,"'.'''''0'''..''.,.,,.,.,.,"".
<br />\:Ih. ,,,,,,,,,,,,,,,,,,,,',,,,".,'",,' ",,,,,, ....1...,...;.."..,..
<br />]',<".,
<br />,."..",,,,.".,
<br />
<br />Velocity
<br />(Ieet [wr sc'cnndl
<br />Main Channel Overbank Area$
<br />
<br />"
<br />
<br />"
<br />
<br />"
<br />"
<br />
<br />,
<br />,
<br />
<br />,;
<br />
<br /><,
<br />
<br />"
<br />
<br />:1
<br />
<br />IhJr. ~~("~pt for ""m~ "ioland," 01 hil[her
<br />~ro\lnd. f'1(lodwate,"swouldcxt.end from L,; to
<br />'4 mil€ from the riv~r and ,.a.n~" \lP to:l fed
<br />dcol'p;n th,'uverbank\lrcoas.One-hundr~d."ea,.
<br />f1,"~lill)l' al"t\j( Fnrtifi"ati(ln Creek wO\lld
<br />d",..iy parallel th" str<,amway above 10th
<br />Str..~t.andwouldl<en"ranybe{'i)nfinNlwth('
<br /><tr,':\mway. ..xoept for some she~t flow ar.."".
<br />b"low 10th St"c,<,t. O""rflnw Irom th~ 1I)/).war
<br />fln"d un B,"oth"rt<m GuIPh do,!'!y p<<r"lId~ th~
<br />Slrt'arllwa.y ah.1V~ the Hil{hway 1:-\.789 ,'ro.;,.
<br />in~. whl'f<';t fan' out and hr..ak;; nut to th"
<br />,outh W ,'umlllin\!I,' with Vort;fi<-.ll,tion Cr~~k
<br />
<br />, Sh".' Ik.", ~ ,,,,.,,,1. ,I,.:'."w ,"'01'1""" fk"I,"" ",',"'c..I)- (",' 'oa,. " I"", """LI. ~h,..., flow fi..,j"s "
<br />,""""C\""".,'d ~~- ""I'",,,;..,,,IM f"".- ,,,,,h,. 1'" ",at". ,"r!>,," ,.-I"""",, ",.""",,":h' inJ.'!><n<i,'1Jl uf to.. ...;<,..,
<br />,,,,r.,.,, ,In'''"," olll,,~' ""'1 .h,. "".J,,<~'"t ",,,,,mw.,.. ",,,, i' "If.'d,'" I,,,nw,()' 1>.." ,ft"'."'"';" ''''.'' """,.", b;.,,;,'r'
<br />'" ~"" in ,1>.. "reo n,,,;,.!
<br />
<br />~:.1
<br />
<br />~.l
<br />
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