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<br />1000 <br /> <br />- <br />:5 <br />~ <br />~ <br />a. <br />0 100 <br />I- <br />::> <br />:;;: <br />c <br />'" <br />CD <br /> <br />10 <br /> <br />Gravel Bed Rivers <br />W(m) = 2.73 Q(cms) '0.5 <br />Vag Type III 5-50% trees/shrubs <br />Veg Type II 1,5% lrees/shrubs <br />Veg Type 1 0% trees/shrubs <br /> <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 />'neS <br />'oleaC <br />\SIl <br />?IO\eC 5 <br /><:I <br />~ <br /> <br />7 <br /> <br />4 <br /> <br /> <br />~ <br /> <br />2 <br /> <br /> <br />100 <br /> <br />1000 <br /> <br />Bankfull Discharge (cfs) <br /> <br />Figure 6.7 Channel topwidth vs bankfull discharge relationships <br />for alluvial channels showing overwidened state of projectsubreaches <br />(Hey and Thorne,1986) <br /> <br />May 7, 1999 <br /> <br />Fluvial Geomorphological Assessment <br />Upper Arkansas River <br /> <br />Page 46 <br />