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RIPRAP SIZING CHART <br /> RIPRAP DESIGNATION AND d50 SIZE <br /> I H <br /> . Ii. Isi jI <br /> 20 <br /> --- <br /> u. <br /> v I - <br /> i <br /> } H(18' <br /> o ! <br /> 9.0 <br /> 1613 <br /> L( 9' <br /> u. <br /> I I I VL(6-) I , <br /> - <br /> 5 <br /> ( <br /> 0 <br /> 0 .05 .10 .15 .20 .25 <br /> CHANNEL SLOPE S <br /> SIZING DERIVED FROM FORMULA: <br /> VS 0.17 (VS 0.17 2 <br /> = 5.8 OR d 50 — <br /> d 0.(SS —1) 0.ss 7.58 <br /> so <br /> ASSUMING SPECIFIC GRAVITY OF RIPRAP, SS 2.5 <br /> f <br /> REF: URBAN STORM DRAINAGE CRITERIA MANUAL. MAJOR DRAINAGE SECTION . <br /> 92 <br />