WMS:Runoff Coefficient Table: Difference between revisions
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[[Category:Rational Method|R]] | [[Category:Rational Method|R]] | ||
[[Category:Equations]] | [[Category:Equations]] | ||
[[Category:WMS Plot]] | |||
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Revision as of 15:15, 10 January 2017
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| Business | |||
| Downtown | 0.70-0.95 | ||
| Neighborhood | 0.50-0.70 | ||
| Residential | |||
| Single-Family | 0.30-0.50 | ||
| Multiunits, detached | 0.40-0.60 | ||
| Multiunits, attached | 0.60-0.75 | ||
| Residential (suburban) | 0.25-0.40 | ||
| Apartment | 0.50-0.70 | ||
| Industrial | |||
| Light | 0.50-0.80 | ||
| Heavy | 0.60-0.90 | ||
| Parks, cemeteries | 0.10-0.25 | ||
| Playgrounds | 0.20-0.35 | ||
| Railroad yard | 0.20-0.35 | ||
| Unimproved | 0.10-0.30 | ||
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| ||
| Pavement | |||
| Asphaltic and concrete | 0.70-0.95 | ||
| Brick | 0.70-0.85 | ||
| Roofs | 0.75-0.95 | ||
| Lawns, sandy soil | |||
| Flat, 2 percent | 0.05-0.10 | ||
| Average, 2-7 percent | 0.10-0.15 | ||
| Steep, 7 percent | 0.15-0.20 | ||
| Lawns, heavy soil | |||
| Flat, 2 percent | 0.13-0.17 | ||
| Average, 2-7 percent | 0.18-0.22 | ||
| Steep, 7 percent | 0.25-0.35 |
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