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CONCLUSION: <br />• The current flow /grain size <br />regime can only support a <br />channel approximately 800 feet <br />wide. <br />• Therefore, these changes are <br />expected to progress downstream <br />to Grand Island. <br />Platte River Channel Width versus Time <br />15 <br />100% <br />90% <br />80% <br />70 <br />c <br />AS <br />60% <br />t <br />tBrady, NE <br />50% <br />M <br />11 -Gothenburg <br />i <br />40% <br />> <br />j - Cozad, NE j <br />Q <br />30 <br />­&--Overton, NE <br />I , <br />20 <br />-� -M-Odessa, NE <br />10% --+ <br />i <br />-0-Grand Island <br />- i <br />0% <br />1860 <br />1880 1900 1920 1940 1960 1980 2000 2020 <br />Years <br />15 <br />