Difference between revisions of "Retention swales"
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===Trapezoidal channel=== | ===Trapezoidal channel=== | ||
| − | :<math>L=\frac{360,000Q_{p}}{\left\{ b+2.388\left[\frac{Q_{p}n}{\left(2\sqrt{1+m^{2}-m}\right)S^{\frac{1}{2}}}\right ]^{\frac{3}{8}}\sqrt{1+m^{2}} \right \}f}</math> | + | Sizing a trapezoidal channel for complete volume retention: |
| + | <math>L=\frac{360,000Q_{p}}{\left\{ b+2.388\left[\frac{Q_{p}n}{\left(2\sqrt{1+m^{2}-m}\right)S^{\frac{1}{2}}}\right ]^{\frac{3}{8}}\sqrt{1+m^{2}} \right \}f}</math> | ||
[[category:modeling]] | [[category:modeling]] | ||
Revision as of 00:45, 19 September 2017
Triangular channel
Sizing a triangular channel for complete volume retention:
Trapezoidal channel
Sizing a trapezoidal channel for complete volume retention:
![{\displaystyle L={\frac {360,000Q_{p}}{\left\{b+2.388\left[{\frac {Q_{p}n}{\left(2{\sqrt {1+m^{2}-m}}\right)S^{\frac {1}{2}}}}\right]^{\frac {3}{8}}{\sqrt {1+m^{2}}}\right\}f}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/d197798f249e489cb62a16d37179b50c5155a113)