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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />,I <br />I <br />I <br />I <br /> <br />Appendix 1. <br />Fall velocity for Bed-Material Classes <br /> <br />DS,mm w, his Bed-Material Class <br />0.0625 0.0108 Vety fine sand <br />0.125 0.0394 Fine sand <br />0.25 0.115 Medium sand <br />0.5 0.246 Coarse sand <br />1 0.459 Verv coarse sand <br />2 0.919 Very fIne gravel <br />4 1.41 Fine gravel <br />8 2.16 Medium gravel <br />16 3.05 Coarse gravel <br />32 3.86 Verv coarse !travel <br />64 5.45 Small cobbles <br />128 7.71 Large cobbles <br />256 17.2 Small boulders <br />512 24.4 Medium boulders <br /> <br />6-0I^\Cvr~\'~~ t;"l" ~l-frt:~ F1Ql-J <br /> <br />Appendix 2. Determination of r-. '- Hit D;]du.J'ge <br /> <br />(Write up is pending.) <br />Appendix 3. Determination of Channel Grade <br /> <br />(Write up is pending.) <br /> <br />16 <br />