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<br />EXPECTED ANNUAL DAMAGES <br /> <br />The total expected annual damages (UD) for the Elm Creek study <br /> <br /> <br />area are $52,700. The EAD for the Shell Creek study area is $18,100. <br /> <br /> <br />Table 5 presents the damage-frequency relationships and the estimated <br /> <br /> <br />EAD for the two study areas in Platte Center, <br /> <br />Table 5 <br />Damage-Frequency Relationships <br /> <br />Area <br /> <br />10-Year <br /> <br />FLOOD EVENT <br />(1990 Flood) <br />50-Year <br /> <br />lOa-Year <br /> <br />~ <br /> <br />Elm Creek <br />Shell Creek <br /> <br />288,510 <br />18,860 <br /> <br />675,260 <br />316,260 <br /> <br />794,85'0' <br />316,260' <br /> <br />52,700 <br />18,100 <br /> <br />These damages were compar~d to the actual damages that occurred in <br /> <br />Platte Center during the 1990', flood, Table 6' shows the estimated <br /> <br /> <br />damages sustained during the 1990 flood event as compared to the <br /> <br /> <br />Corps' estimate of damages for a 50-year flood event. <br /> <br />.' <br /> <br />Table 6 <br />Comparison of Flood Damages <br /> <br />.' <br /> <br />. <br /> <br />Study <br />Area <br /> <br />50-Year Flood <br />Corns Estimate <br /> <br />1990 Flood' <br />Platte Center Estimate <br /> <br />Elm Creek <br />Shell Creek <br /> <br />$675,260 <br />,316,260 <br /> <br />$776,580 <br />236,660 <br /> <br />" <br /> <br />Benefits <br /> <br />- <br /> <br />Flood control benefits are based on 1;,he damages prevented to <br /> <br />struccures and their contents as well as to external component as a <br /> <br />result of the construction of a flood concrol project. These benefits <br /> <br />i <br />I <br /> <br />14 <br />