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<br />outreach to other entities and individuals to Ie "ow the entire unive~~~ap users views the /;;/'
<br />issues the Council is addressing. The pers ;mlve each member co~tes also will help to /-:/
<br />ensure that recommendations deal with -entire range of viewpO'llli~ and thereby strengthen th.ll/<';'/
<br />ability of FEMA to implement the r~6nimendations. //;./ /;//
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<br />The touncil is charg~>v1th ~~ajor respo}l~i1ities: (1) to recommend a9~'that
<br />will impro~ the cost-ef!'~,C..(W~ness, accUtac~ utility, dist~bution, an~ ~}t:fuinat~of
<br />FIRMs; an? (2) to rl1,~rtiend standards and gUidelines for preparmg and r~g FIRMs an4' //
<br />other ma?ping pr~i/CtS. Bal.ancing the costs ~f producing floodpl~n m~{(gainst ~h~ !~vel of'~>, ,/;ii;/J:
<br />accurac$ne~~,d;t() serve varlO~s map users will be central to me~tin.~se responsibilities. The)"</ i
<br />balanc~/r~tes an understandmg of the components offloodplaJ~ accuracy and the /-;/ I
<br />DET~:~'6~lliffi ',!}leanings of the term, "accuracy," to different map U~$: ///
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<br />-"'7/ "Accuracy of floodplain maps is based principal!)v9I1 the accuracy of (I) refer;:1(ce/ data,
<br />streets, derived from base maps; (2) hydrol~o-"~d hydraulic analyses pe~f9rined by
<br />.:.-~~~floodplain delineations transferreg,ifmn hydraulic analyses to worli),aps; and (4)
<br />- " ~flIf:iKt~JPI'et.l!!i()11 by the user when ~~ and floodplain delineati~e combined on /
<br />663plain maps. To dtffert:~t users, th,e';(uestion, "Is the floodpla~~ accurate?" could /;;!/
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<br />. "Can a map user reasonably det~~ whether a b~)lri is in or out of the floodplai~?:;//'<;,
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<br />"Has the horizontal and verti~{ precision ~~d with good cartographic pras;t~een '\
<br />incorporated into the map?" 1/ 0,\'\ /v//
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<br />"Is the engineering analysY~fthe floodplain as goo~"tandard pra9tre:~equires?"
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<br />/ rDoes the mapping proces&a)low for the accurate reprodU<,;~\Q.w6fihe floodplain findings
<br />j'/made through detailed engi~~~ in the field?" /;>/
<br />, / ZONE X ''-,'-, /./
<br />Int'phsistencies in the accuracy of base maJ;s'li,Ild betweenyafi:maps and work maps lead to
<br />j~Consistencies a~ , culties in interpretin;N!~\FI~;//
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<br />,../? This C~cil, create act of cong~~cognizes the challenges inherent in
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<br />, ) // The )'~;:Mapplng Advisory Council
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