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<br />; no red~"C: ,~ flood
<br />
<br />heightc
<br />
<br />1..)
<br />
<br />foot.
<br />
<br />"rO'Jided
<br />
<br />th.)t
<br />
<br />hazardous
<br />
<br />to
<br />
<br />velocities
<br />
<br />ap['lied
<br />
<br />'0
<br />
<br />pruduced.
<br />
<br />These
<br />
<br />criteria
<br />
<br />co,
<br />
<br />dte
<br />
<br />were
<br />
<br />determil1ing the floodway at Severance, Colorado.
<br />
<br />The flood.....ay for i'he Slough was computed on the
<br />
<br />basis
<br />
<br />of
<br />
<br />equal
<br />
<br />corweYilllce reduction freon "deh side of the floedpldin.
<br />
<br />The results of
<br />
<br />tlwse complltatiotls ar", tabulated at edel> cn>"s sectien for this stre<lJTI
<br />
<br />Se~ment in Table 4.
<br />
<br />",
<br />
<br />between
<br />
<br />the floodway and the boundary of the 10%-year
<br />
<br />,l[ea
<br />
<br />flood is
<br />
<br />termed
<br />
<br />'h,
<br />
<br />flood\.lay
<br />
<br />fringe.
<br />
<br />'he
<br />
<br />floodway
<br />
<br />fringe
<br />
<br />thus
<br />
<br />I
<br />I
<br />I
<br />
<br />~
<br />..
<br />" 0
<br />"!rl
<br />~ 8
<br />~ ~ .
<br />" , .
<br />.. ,
<br />.<:8ij
<br />"rl .
<br />. .
<br />>
<br />.
<br />"
<br />
<br />encompasses
<br />
<br />ch,
<br />
<br />the floodplain that could be completely
<br />
<br />portion
<br />
<br />"
<br />
<br />obstructed without
<br />
<br />incre<lsing
<br />
<br />'he
<br />
<br />w<lter-surface
<br />
<br />elevation
<br />
<br />"
<br />
<br />'h,
<br />
<br />100-year flood more than 1.0 foot at any point.
<br />between the floodway and the floodway fringe dnd their significance to
<br />
<br />TypiC'll relationships
<br />
<br />floodplain development are shown in the figure below:
<br />
<br />I-
<br />
<br />,~o yeA" Fl""O .'^,~
<br />
<br />'I
<br />
<br />CD""""""
<br />
<br />.I.<'.a"b....~v~
<br />_'''N.,[
<br />
<br />'~I"'"
<br />
<br />"_~,,,,'t.'~~
<br />
<br />HRlf,"
<br />C"A"~"
<br />
<br />"~0n ".v~""~ ....HE.'
<br />CO~"~'~ ""n,,~ 'L()~~''''''
<br />
<br />
<br />lNC""~tH"'''T
<br />~
<br />
<br />>U"~~AW;'~
<br />
<br />
<br />c
<br />
<br />-1
<br />
<br />-1-
<br />
<br />
<br />',OGD '''''ATIO~
<br />"CFOR'''NC..OAC.....'Nl
<br />,,~. ',(X)D .LAI~
<br />
<br />A"CA '" "C'D~ "A'~ HM' ~~",M
<br />"' ~",n',o""c"[1 '''''''N- 'v
<br />"^'''~'' G""'_"'n
<br />
<br />_,~, ^< ", q.< '"D"" ,,,v~, 0' .''-'0'" 'NC''''ACHM,N'
<br />,~, 00 . ,.., .",,'[, LCLVA'IO' Mn" l~',"OA~H\"~l
<br />".'"'","h''' ., ,~. lC'" C!'", o. ,,,,,,, ^ ~< <"." 0'. w ", ~" L""n' ^"OJN- 'So,~" '''' "' "'An.
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<br />Table 4
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