Laserfiche WebLink
<br />MEANOERI\IG THALWEG <br /> <br />; <br />\. - <br />'... THALWEG <br />POIfT BAR ". <br /> <br />> <br />I: <br /><n <br />o <br />~ <br />Z; <br /><n <br /> <br /> <br /> <br /> <br />1t.EIIJ<<]91.I'G COMSINA TION SRAmeD <br />~ of MEANDERING CHAteEL <br />.nd BRAIDED <br /> <br />SLOPE - <br /> <br />SINUOSITY VS. SLOPE <br />WITH CONSTANT DISCHARGE <br /> <br />a, Channel pattern (planform) can change from strai!~ht to <br />meandering to braided depending on the slope. <br /> <br />b. Channel instability as a result of natural processes or human <br />activi1y can be. propagated for long distances and affect <br />structures such as bridges located upstream or downstream <br />from the area of disturbance, <br /> <br />2. Slope-discharge relationship (see figure) <br /> <br />.., <br /> <br /> <br />"""""" <br /> <br />.... <br /> <br />I ~ <br />w <br />.. <br />9 <br />.. <br />""'" <br /> <br />........,..,.., <br /> <br />...... <br /> <br />10 100 lOOO 10C1C1ll 101111110 <br />MEAN ANNUAL DISCHARGE (m3/s) <br /> <br />SLOPE-DISCHARGE RElATIONSHIP <br />FOR BRAIDING OR MEANDERING <br />IN SAND-BED STREAMS <br /> <br />2.16 <br />