SW4220301_Design Calculations_20220606 (5)

DITCHLINE FLOW
Low Density
Worksheet
SWALE
NO.
Impervious
Area
AC
Pervious
Area
AREA
I
(10)
C
Q
(10)
BOTTOM
WIDTH
LT
SS
RT
SS
SLOPE
LINING
n
DEPTH
VEL
SHEAR
STRESS
WP
A
TYPE
MATERIAL
1
GI 103
0.08
0.05
0.13
6.88
0.80
0.72
0.5
3 : 1
2 : 1
4.00%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.08
3.09
0.20
0.9
0.2
2
GI 103A
0.03
0.07
0.10
6.88
0.65
0.45
0.5
3 : 1
2 : 1
2.00%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.07
2.08
0.09
0.9
0.2
3
GI 102
0.03
0.05
0.08
1 6.88
0.65
0.36
1 0.5
3 : 1
2 : 1
4.00%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.05
2.57
0.12
1 0.8
0.2
4
GI 202
0.20
1.51
1.71
6.88
0.60
7.06
1.0
3 : 1
2 : 1
3.00%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.50
4.02
0.94
3.7
1.8
5
GI 201
0.14
0.19
0.33
6.88
0.80
1.82
0.5
3 : 1
2 : 1
3.00%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.18
3.39
0.34
1.5
0.5
6
GI 301
0.11
1.42
1.53
6.88
0.60
6.32
1.0
3 : 1
2 : 1
2.20%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.52
3.46
0.71
3.8
1.8
7
FES 300
0.10
0.23
0.33
6.88
0.65
1.48
0.5
3 : 1
2 : 1
9.60%
PERMANENT
EXCLESIOR - CURLEX II/GRASS
0.022
0.07
7.86
0.39
0.9
0.2
8
FES 300
0.10
0.23
0.33
6.88
0.65
1.48
0.5
3 : 1
2 : 1
40.00%
PERMANENT
PYRAMAT
0.028
0.05
10.80
1.12
0.7
0.1
9
GI 402
0.38
2.38
2.76
1 6.88
0.60
111.391
1.0
3 : 11
2 : 1
1.80%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.95
3.41
1.07
6.1
3.3
10
GI 402A
0.25
2.52
2.77
6.88
0.60
11.43
1.0
3 : 1
2 : 1
1.50%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.0391
1.04
3.14
0.97
6.6
3.6
11
GI 401
0.11
0.18
0.29
6.88
0.65
1.30
0.5
3 : 1
2 : 1
2.10%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.16
2.76
0.21
1.4
0.5
12
GI 401A
0.09
0.13
0.22
6.88
0.65
0.98
1.0
3 : 1
2 : 1
1.80%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.13
2.13
0.15
1.7
0.5
13
SW 500
0.04
0.79
0.83
6.88
0.60
3.43
1.0
3 : 1
2 : 1
13.40%
PERMANENT
EXCLESIOR - CURLEX II/GRASS
0.022
0.11
9.43
0.88
1.6
0.4
14
SW 500A
0.02
12.86
12.88
6.88
0.50
44.31
4.0
3 : 1
2 : 1
4.30%
PERMANENT
EXCLESIOR - CURLEX II/GRASS
0.022
0.70
9.80
1.87
7.8
4.5
15
SW 600
0.13
0.26
0.39
6.88
0.60
1.61
1.0
3 : 1
2 : 1
7.80%
PERMANENT
EXCLESIOR - CURLEX I/GRASS
0.039
0.11
4.14
0.54
1.6
0.4