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<br />~:;\tf <br /> <br />7. Flooded.Arel\S. 'lh.e.stu~ aJ:'eM subject topossi:l>le future <br /> <br />flooding, under existing and post--project. ccmditio:o.ll, by the Inter-. <br /> <br /> <br />.mediate. Regi.onal and Standard Projee1; Fl,x>ds are shown on Plates ;~ <br /> <br />and 3, respectively. Depths of :flow for most stream locations, and <br /> <br /> <br />throu~ the town of Granada, undE1r eJeist:Lng and pOllt-projeet condi.- <br /> <br /> <br />tions, can be estimated from the 1'10<:'0. profiles sh= on I'lates 4 <br /> <br />and 5. These illustrative plates were prepa,red on the ballis of' <br /> <br />existing watershed conditions; all eJ.e'Y"ations are llased Oil U.S. Coast <br /> <br />and Geodetic Survey 1929 mean se& leYel (m,s.1.) datum. The actus,l <br /> <br />limits of flood plain areas on tbe ground may vary slight~ from <br /> <br />those sbown on various plates bedause of map seale limitations which <br /> <br />do not permit precise plotting of the tlooded area''boundaries. <br /> <br />8. Guidelines for Flood Plain M1u~~ent. 'Ihe continuing <br /> <br />rise in flood damage losses experienceil b)' communit.ies throughout <br /> <br />the nation, despite vast expenditures j~or strueture,l flood control <br /> <br />works, has led to a new approach for reducing flood. damages. Ca.:U"d <br /> <br />"flood plain management," this n& ap'proach consists of applying <br /> <br />controls over the use of the flood pr'~ne land which .lies adj aeent <br /> <br />to the watercourses. Guidance on various flood plain management <br /> <br />techniques that can be adopted in a rl~ali'9tic flood damage reduct.ion <br /> <br />program ).s presented in the follorlng text. Specific recommendations <br /> <br />for implementing any particular technique are not provided herein, <br /> <br />as such option generally remains the responsibility of loce.l eom- <br /> <br />munity, county, or State governin/> agenci,~. It is stressed, hovever, <br /> <br />that the time for effective impleJllente.tion grows in(:reasingly <br /> <br />short--the flood risk increases wereyer indiscriminate encroachment <br /> <br />App. 3 <br />17 <br />