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<br /> I <br /> ~. <br /> LIST OF FIGURES (Continued) I' <br />FIGURE DESCRIPTION PAGE I, <br /> , <br />5.5.9 Abutment shape. V-89 <br />5.5.10 Definition sketch for case I abutment scour. V-90 I <br />5.5.11 Critical shear stress as a function of bed material I <br /> size and suspended fine sediment. V-93 <br />'5.5.12 Nomographs for abutment scour. V-94 I <br />5.5.13 Bridge abutment in main channel and overbank <br /> flow. V-96 <br />5.5.14 Bridge abutment -set back from main channel I <br /> bank and relief bridge. V-98 <br />5.5.15 Abutment set at edge of main channel. V-99 I <br />5.5.16 Values of calculated scour depths. V-lOO -- <br />5.5.17 Scour reduction due to embankment <br /> inclination. V-I02 <br />5.5.18 Comparison of scour formulas for variable I <br /> depth ratios (y/a) (Jones 1983). V-I04 <br />5.5.19 Comparison of scour formulas with field I <br /> scour measurements (Jones 1983). V-I04 <br />5.5.20 Common shapes. V -107 I <br />5.5.21 Results of laboratory experiments for scour <br /> at circular piers. V -107 I <br />5.5.22 Particle size coefficient, K . vs. geometric <br /> - . I <br /> deviation, K (Ettema 1980). V-liD <br /> g <br />5.7.1 Typical design procedure - streambank stabilization V-IZO <br /> and drop structures. I <br />5.7.2 Costs per foot of bank protected. V-IZ2 <br /> J <br /> xxii I <br /> I <br />