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<br />I <br />I <br /> <br />L <br /> <br />I <br />I I <br />I <br />I <br />I <br />I <br />I <br /> <br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />)) <br />II <br /> <br />CITY OF GREENWOOD VILLAGE <br />STORM DRAINAGE DESIGN AND TECHNICAL CRITERIA CODE <br /> <br />TABLE 8b <br />CONT'D <br /> <br />MANNINGS n-VALUES <br />FOR STORM SEWERS AND CULVERTS <br /> <br /><continued from previous page) <br /> <br />D. Corrugated Metal Pipe - Aluminum <br /> <br />Pipe Corrugation ConliguraUon & Construction <br />Diam.(in) V. .1V. V. .2\10 'h x 2~ 1.3 lx6 lx6. 2112 xl <br /> Helical Helical Annular Helical Annul.' Helical Annu", <br /> . . . . . . .. <br />6 .010 <br /> . <br />8 .013 <br />10 .016 <br />12 .010 .026 <br />15 .012 .025 <br />18 .014 ,.025 <br />21 ,016 ,025 <br />24 ,017 ,025 <br />30 ,018 ,025 ,019 <br />36 .019 ,025 .020 .025 <br />42 .020 ,024 ,020 ,024 <br />48 .020 ,024 .020 .024 .020 <br />54 ,020 ,024 ,021 .024 .020 <br />60 .021 ,024 .021 .024 ,021 .035 <br />66 , ,021 .024 ! ,021 .024 .021 .035 <br />72 .021 .024 i .021 ,024 .021 .034 <br />78 I .021 ,024 I .021 .024 .021 .034 <br />84 .021 .024 .022 .024 .021 .034 <br />90 ,021 ,024 ,022 .024 .021 .034 <br />96 .021 ,024 ,022 .024 .021 .034 <br />102 ,022 ,023 .021 .034 <br />108 I .022 .023 .022 .033 <br />114 .022 .023 .022 .033 <br />120 .022 ,023 .022 .033 <br />126.162 .033 <br />168.246 I .032 <br />252 I .031 <br /> from. St. Anthony FaUs Hydraulic laboratory, Minn. <br /> .. Corps of Engineers, Vicksburg, Miss. <br /> <br />WRC, INC. <br />Sept. 1982 <br /> <br />REFERENCE: "Aluminum Storm Sewers" 3rd Edition, Kaiser Aluminum <br />and Chern Sales, Inc. 1978 <br />