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watershed_management_stream_crossing_structures
Watershed Management
Stream Crossing Structures
| Size Required Culvert Dia (in) | Area(ft2) | Area Above Crossing Acres |
|---|---|---|
| 18 | 1.76 | 7 or less |
| 21 | 2.40 | 12 |
| 24 | 3.14 | 16 |
| 30 | 4.90 | 27 |
| 36 | 7.06 | 47 |
| 42 | 9.62 | 64 |
| 48 | 12.56 | 90 |
| 54 | 15.90 | 120 |
| 60 | 19.63 | 160 |
| 66 | 23.75 | 205 |
| 72 | 28.75 | 250 |
| 78 | 33.18 | 350 |
watershed_management_stream_crossing_structures.txt · Last modified: 2012/08/30 16:51 by 128.192.48.76
