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<< Click to Display Table of Contents >> Drainage Radius Examples |
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Drainage Radius Examples
Drainage radius can be calculated as either the radius of a circle inscribed within a square or as the radius of a circle that has an equivalent area of the square.
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Drainage Radius, re |
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Square Area (Acres) |
Inscribed Radius (ft) |
Equivalent Radius (ft) |
10 |
330 |
372 |
20 |
467 |
527 |
40 |
660 |
745 |
80 |
933 |
1053 |
160 |
1320 |
1489 |
320 |
1867 |
2106 |
640 |
2640 |
2979 |
1320 |
3791 |
4278 |