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<br />nvoJ PI"i" - nIt' rd"tivt'ly [l"l ()r IvwWnU an,.. <l<.ij()ini~" river, <br />stream, watercourse, lake, or other body of standing ..ater ;,hic:!1 has <br />been orlllay be coverw tmporarily by flood water. For <br />administrative purposes the flood plain may be defLned as the area <br />that would be inundated by the lOU-ye<1r flood. <br />Left Stream Bank - The left bank of the stream \>hen lookiq; d<MnStream. <br />~<:!:!.~.{Ua!.annel Fl"", - A condition \J1ere the flow elevation in the wter <br />portions of the flood plain is higher than the fl= elevation in the <br />main d1annel. This condition occurs \ohm a higher secondary d18nnel <br />receives infla.r fran scme location upstre1rn and maintains a flatter <br />slope than the main d1<mnel. <br />_~l!.ach - A hydraulic engineering term used to describe longitudinal <br />segments of a strean or river. <br />R~t ~t:.~l!.am ~ - The right bank of the stream when looking oc-wtrt!8lll. <br />Runoff - That part of precipitation, as well as any other flow cantribu- <br />tions,\>hichappearsinsurfacestreamsofeitherperennialor: <br />intermittent form. <br />Stream - Any natural channel or depression through which water flows <br />Whether continuously, intermittently, or periodically, including <br />m<Xlification of the natural channcl or dcpn.'Ssion. <br />Structure - Anythir@ constructed or erected, the use of \J1idl n:quires a <br />nr;re or less pcnnanent location on or in the ground. Includes wt is <br />not limited to bridges, ooildings, canals, dams, ditches, diversions, <br />irrigation systems, pumps, pipelines, railroads, roads sewage <br />disposal systems, undergrOlUdconduits,watersupplysystl:Jffiand <br />~lls, <br />J...iJ'..i;.<:.'!.L\'..a..~~~_Cr~_~_S_~<:.t:.i..~n - An engineerinf, dra'oling of a wrtical <br />section vf <I strean dlannE'l and adjoinine land~c"P'" <<S vi~~'<l in '" <br />25 <br /> <br />do<..nstrea..":'. direction. The drawir.g r"'prescnts Ii specified l=tion <br />within a designated stream reach. <br />Water Surface Profile - (This term is synonyrrous with Flood Profile) _ a <br />graph showi~ the relationship of the '<oIIIt"r sLlrface elevatim of a <br />flood l:Nent to location along Ii stream or river. <br />Watersheds - A drainage ba.~in or "rea ..nidl collects nR10ff and transmits <br />it w:ually by means of streams and tribut"ries to the wtlet of the <br />basin. <br /> <br />26 <br />