<br />Additio~a1 i~forrnatio~ on th~ flood In8urance Pro~ram is rrvaitable
<br />fr01'l Local insurance "~ents or brokers and th~:
<br />Feder~l Ern~r~~ncv ~ana~~rnent '\J!~ncv
<br />
<br /><:,'rvice ate di.sseminated bv radi.o Co staC~ and Lo~al offic.:lil.ls.
<br />
<br />Structural ~lood Control ~easurfS
<br />
<br />niviston of Insurance and ~iti~ati.on
<br />
<br />Un~~1' pr~.~nc condit ions, brid!(<,s alan!! "he 10""'1' r.,aches of
<br />
<br />lIuHdln!( no
<br />
<br />Par..dmte Cre~k and Roan Greek restrict flow and contribute to O"t-ol-
<br />
<br />~"ve1' PedEral Center
<br />
<br />channel !londin.,. The ,rost critical constriccion i. located at ~1'oss
<br />
<br />Denv~r, 8010rado ~OZZS
<br />
<br />gectionZ3S (lJenver and Rio Grande Railroad Bridlle) at the.otlth"rn edge
<br />ofParachllt".Thebridljeconstrictionc"usesabolltZ2percencofch<,-
<br />100-year flood dischar~e ~o ovedlo" che tracks and flo" overland in a
<br />
<br />TelephoneZ35-4330
<br />
<br />sOllthe~aterly direccion cowards the 8010rado Riv<,-r.
<br />
<br />Th~ N~~ion~l Floorl Tnsurance Prn~ram uae. ChE floodwav concept in
<br />
<br />If this bridlje could be enlarged to accommodaoe the IDo-year
<br />
<br />ita' rate scudie. for com..unities parcidparino: in iCs' r""ular oro"ranl~.
<br />
<br />dbcharge wichoue causing .."ce.siv" backwater enea.. che flood elevation
<br />
<br />Plood Warn1n~ and Flood porecasrinv, Sysrems
<br />ThE :>lat ional Oc"~nic and Armospheric Adrllinis~rac ion (NIJAA) rhrnll~h
<br />
<br />at Pirsc Sore,,< would be lowered, by 2.2 ft. ro an e1<,-varloo of 5,09~.2
<br />
<br />(see figure 1). So..e addicion..1 r~duc.clon in fiood ell'vation c<)llld be
<br />
<br />lt9' ~ational W"aCller ~"rvice (~WS). ,,,,,In<ain. year-aroll"d ~urv,,-il1anc" of
<br />
<br />achieved if other hd.d"cs such as tnt~rsca[e 70 and Hrgc Str<'-H ...ere also
<br />
<br />w..a<he.r ar.d flood condirlons. Daily weath<,-r forecas[_" are halted chrouJ,(lt
<br />
<br />enlarljed. The_.e brid!(e cons"rlc< ions con~ribute ~o severe. i'Rundat ion of a
<br />
<br />"h" ~ws and dlsserninace.d bv radio and television statlona. A l;eneral
<br />
<br />hrlle portion of rhe CO"", upatream of [hes~ crossinl;s
<br />
<br />alerc co che danl1,'r of flash ftoodln" is one of che services orovld~d by
<br />
<br />Th.. r"il~o"d b~idi:~ on Roa" Cr"ek (Sec 139) also ".'-'.s"s signifiCAnt
<br />
<br />th" ~acion~l Weacher Service.
<br />
<br />hackwacer efffct, [f this bridl1". were entar~ed co acco"''''''dace the
<br />
<br />~vacuacion Plan
<br />
<br />l0o-y~ar discharge, "be flood <,-ievAC-ions a" Seetion 140, midway b<cwe"n
<br />
<br />t;n.'v.metg"ncy ,:vacuation and Op"rations P1an...,ou1d provide f or
<br />
<br />ch"_railroadandRoad44,wouldbelo,,eredbyZ.7fr. to an eleva<:lon of
<br />
<br />a1"rt1", rhE p~b1ic of poc"nci"l floodinl" and coordinating community and
<br />
<br />4,g06.5, 'lowever, eb" hyd1'alllie_ affecr of "n ""hrged railroad bridJl;"
<br />
<br />"ou"<y services dudnJl; an em"r~encv. Pi.." i",ph""n~,,~ion dudn~ the ri_
<br />
<br />,",ould csse,,[ially be 1l0~" a, Road 4~ (s"" fi!(urc 1). .'>"y r..d"CCion in
<br />
<br />of an ,""",r~"nC"y 1'''putr"s cooP<'r~clon of the Ilene tal pllhlic as well as
<br />
<br />Hood elevacions at this 1oca,ion and above would ~ave to c.ome from
<br />
<br />local oUiei"l". This i~ """'Hlally b\~onanc f"r Ho"d fill:hcinll:,
<br />
<br />ch,.nges to che Ro"d H bddl1e.
<br />
<br />e.vacuacior.. and ,.'SC\J<' ()D~r"clon~. CO"''''l\n1~Atlon ia "~tr"m~l,. imDOrtant
<br />
<br />i)[h.'r s<ruaura1 """H\lre~ ~u".h .,~ Honrlw,,"(,'r r.'t"rdin~ dAm. <:0uld
<br />
<br />du(inS>; flood alert'. ',Jarni,,>:. i%lled througl1 the Sacion~l ;;~arh~r 21
<br />
<br />,\]." ~ll..vi"Le floodin~. T~is .,1r~rnaciw. "'"'S not stndied h<,r..in 1>.--<'.""""
<br />
<br />n E che a"",,,n~ nf ti"'" "",1 ~"ta re_q\li red.
<br />
<br />"
<br />
<br />n
<br />
|