During the design storm, a detention basin receives a flow rate of 0.2 m3/s. Assuming a sediment specific gravity of 2.65, determine :a) the surface area needed to capture particles 0.10 mm in diameter and larger, and b) the resulting overall trapping efficiency of the basin given the sediment distribution listed below: Size Range (mm) Representative Diameter (mm) Fractional Content 0.001-0.010 0.006 0.25 0.010-0.100 0.055 0.40 0.100-0.500 0.300
During the design storm, a detention basin receives a flow rate of 0.2 m3/s. Assuming a sediment specific gravity of 2.65, determine :a) the surface area needed to capture particles 0.10 mm in diameter and larger, and b) the resulting overall trapping efficiency of the basin given the sediment distribution listed below: Size Range (mm) Representative Diameter (mm) Fractional Content 0.001-0.010 0.006 0.25 0.010-0.100 0.055 0.40 0.100-0.500 0.300
Question
- During the design storm, a detention basin receives a flow rate of 0.2 m3/s. Assuming a sediment specific gravity of 2.65, determine :a) the surface area needed to capture particles 0.10 mm in diameter and larger, and b) the resulting overall trapping efficiency of the basin given the sediment distribution listed below:
|
Size Range (mm) |
Representative Diameter (mm) |
Fractional Content |
|
0.001-0.010 |
0.006 |
0.25 |
|
0.010-0.100 |
0.055 |
0.40 |
|
0.100-0.500 |
0.300 |
0.35 |
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