SW6220701_Design Calculations_20220810

LOW DENSITY
Pervious
SLOPE
Swale #
DA ac
BUA ac
Area ac
c
Q cfs
%
Vallow
Vactual
F Depth (ft)
1
0.22
0.05
0.17
0.45
0.79
3.00%
5.00
1.89
0.30
2
3.20
0.49
2.71
0.40
8.13
1.00%
5.00
2.53
0.95
3
0.31
0.07
0.24
0.45
1.11
2.00%
5.00
1.66
0.39
4
0.91
0.14
0.77
0.40
2.89
1.00%
5.00
1.41
0.75
5
1.35
0.00
1.35
0.30
3.22
2.00%
5.00
2.01
0.65
6
4.58
0.35
4.23
0.35
10.18
2.00%
5.00
1.99
1.23
7
5.02
0.39
4.63
0.35
11.16
1.00%
5.00
2.07
1.26
8
0.41
0.09
0.32
0.45
1.46
5.00%
5.00
1.19
0.57
9
0.41
0.06
0.35
0.40
1.30
2.00%
5.00
1.49
0.46
10
3.72
0.57
3.15
0.40
9.45
1.50%
5.00
2.69
1.01
11
0.11
0.03
0.08
0.45
0.39
1.50%
5.00
1.28
0.25
12
0.42
0.01
0.41
0.45
1.50
2.00%
5.00
2.22
0.40