advanced drainage system - Polypipe
advanced drainage system - Polypipe
advanced drainage system - Polypipe
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10<br />
1<br />
0.1<br />
0.01<br />
0.001<br />
Figure x: Flow Chart for ks=0.06 mm<br />
750<br />
Flow (m 3 s -1 )<br />
500<br />
450<br />
400<br />
375<br />
4.0<br />
3.0<br />
150<br />
2.0<br />
100<br />
Velocity (ms -1 )<br />
10 100 1000<br />
1.2<br />
1.0 0.75<br />
Gradient (1 in n)<br />
General Hydraulic Design 3.3<br />
Figure 3.3.2 Flow Chart for ks=0.06mm<br />
1050<br />
300<br />
900<br />
600<br />
225<br />
60