Table 1. TR-55 peak discharge calculations for Structure No. 1 1, 2 | |||||||||||||||||||||||||||
Runoff curve number | Time of concentration (min)
6
| 10
| 15
| 80
| 32.35
| 27.65
| 24.05
| 90
| 39.47
| 33.73
| 29.34
| 100
| 46.74
| 39.94
| 34.75
|
1 Drainage area = 110.8 ha; 100-yr 24-hr rainfall = 194 mm, storm Type I.
| 2 Peak discharge in m3/s. |
Table 1. TR-55 peak discharge calculations for Structure No. 4 1, 2 | |||||||||||||||||||||||||||
Runoff curve number | Time of concentration (min)
6
| 10
| 15
| 80
| 25.04
| 21.40
| 18.62
| 90
| 30.55
| 26.11
| 22.71
| 100
| 36.18
| 30.92
| 26.90
|
1 Drainage area = 85.77 ha; 100-yr 24-hr rainfall = 194 mm, storm Type I.
| 2 Peak discharge in m3/s. |
Table 1. TR-55 peak discharge calculations for Structure No. 10 1, 2 | |||||||||||||||||||||||||||
Runoff curve number | Time of concentration (min)
6
| 10
| 15
| 80
| 13.29
| 11.36
| 9.88
| 90
| 16.22
| 13.86
| 12.06
| 100
| 19.21
| 16.41
| 14.28
|
1 Drainage area = 45.53 ha; 100-yr 24-hr rainfall = 194 mm, storm Type I.
| 2 Peak discharge in m3/s. |
Table 1. TR-55 peak discharge calculations for Structure No. 11 1, 2 | |||||||||||||||||||||||||||
Runoff curve number | Time of concentration (min)
6
| 10
| 15
| 80
| 10.38
| 8.87
| 7.72
| 90
| 12.66
| 10.82
| 9.41
| 100
| 15.00
| 12.82
| 11.15
|
1 Drainage area = 35.55 ha; 100-yr 24-hr rainfall = 194 mm, storm Type I.
| 2 Peak discharge in m3/s. |