SW1210902_Design Calculations_20220215

2/11 /22, 10:00 AM
NORTH
AMERICAN
GREEN
CHANNEL ANALYSIS
> > > Ditch-1 A
Name
Ditch-1 A
Discharge
3.27
Channel Slope
0.005
Channel Bottom Width
2
Left Side Slope
2
Right Side Slope
2
Low Flow Liner
Retardence Class
C 6-12 in
Vegetation Type
Mix (Sod and Bunch)
Vegetation Density
Very Good 80-95%
Soil Type
Clay Loam (CL)
Unreinforced Vegetation
xNdd.IWAII
North American Green
5401 St. Wendel -Cynthiana Rd.
Poseyville, Indiana 47633
Tel. [phone]
> Fax [phone]
www.nagreen.com
ECMDS v7.0
Normal Permissible Calculated Safety Staple
Phase Reach Discharge Velocity Mannings N Remarks
Depth Shear Stress Shear Stress Factor Pattern
Jnreinforced Straight 3.27 cfs 2.07 ft/s 0.52 ft 0.026 4 Ibs/ft2 0.16 Ibs/ft2 24.65 STABLE
Vegetation
Underlying Straight 3.27 cfs 2.07 ft/s 0.52 ft 0.026 1.51 Ibs/ft2 0.11 Ibs/ft2 13.23 STABLE
Substrate
https://ecmds.com/project/l 48683/channel-analysis/206477/show 1 /1

2/11 /22, 10:01 AM
NORTH
AMERICAN
GREEN
CHANNEL ANALYSIS
> > > Ditch-1 B
Name
Ditch-1 B
Discharge
7.99
Channel Slope
0.005
Channel Bottom Width
2
Left Side Slope
2
Right Side Slope
2
Low Flow Liner
Retardence Class
C 6-12 in
Vegetation Type
Mix (Sod and Bunch)
Vegetation Density
Very Good 80-95%
Soil Type
Clay Loam (CL)
Unreinforced Vegetation
xNdd.IWAII
North American Green
5401 St. Wendel -Cynthiana Rd.
Poseyville, Indiana 47633
Tel. [phone]
> Fax [phone]
www.nagreen.com
ECMDS v7.0
Normal Permissible Calculated Safety Staple
Phase Reach Discharge Velocity Mannings N Remarks
Depth Shear Stress Shear Stress Factor Pattern
Jnreinforced Straight 7.99 cfs 2.65 ft/s 0.83 ft 0.026 4 Ibs/ft2 0.26 Ibs/ft2 15.51 STABLE
Vegetation
Underlying Straight 7.99 cfs 2.65 ft/s 0.83 ft 0.026 1.51 Ibs/ft2 0.17 Ibs/ft2 9.13 STABLE
Substrate
https://ecmds.com/project/l 48683/channel-analysis/209023/show 1 /1

2/11 /22, 10:01 AM
NORTH
AMERICAN
GREEN
CHANNEL ANALYSIS
> > > Ditch-1 C
Name
Ditch-1 C
Discharge
7.49
Channel Slope
0.01
Channel Bottom Width
2
Left Side Slope
2
Right Side Slope
2
Low Flow Liner
Retardence Class
C 6-12 in
Vegetation Type
Mix (Sod and Bunch)
Vegetation Density
Very Good 80-95%
Soil Type
Clay Loam (CL)
Unreinforced Vegetation
xNdd.IWAII
North American Green
5401 St. Wendel -Cynthiana Rd.
Poseyville, Indiana 47633
Tel. [phone]
> Fax [phone]
www.nagreen.com
ECMDS v7.0
Normal Permissible Calculated Safety Staple
Phase Reach Discharge Velocity Mannings N Remarks
Depth Shear Stress Shear Stress Factor Pattern
Jnreinforced Straight 7.49 cfs 3.34 ft/s 0.67 ft 0.026 4 Ibs/ft2 0.42 Ibs/ft2 9.58 STABLE
Vegetation
Underlying Straight 7.49 cfs 3.34 ft/s 0.67 ft 0.026 1.51 Ibs/ft2 0.28 Ibs/ft2 5.4 STABLE
Substrate
https://ecmds.com/project/l 48683/channel-analysis/214423/show 1 /1

2/11 /22, 10:00 AM
NORTH
AMERICAN
GREEN
CHANNEL ANALYSIS
> > > Ditch-2
Name
Ditch-2
Discharge
36.9
Channel Slope
0.005
Channel Bottom Width
2
Left Side Slope
2
Right Side Slope
2
Low Flow Liner
Retardence Class
C 6-12 in
Vegetation Type
Mix (Sod and Bunch)
Vegetation Density
Very Good 80-95%
Soil Type
Clay Loam (CL)
Unreinforced Vegetation
xNdd.IWAII
North American Green
5401 St. Wendel -Cynthiana Rd.
Poseyville, Indiana 47633
Tel. [phone]
> Fax [phone]
www.nagreen.com
ECMDS v7.0
Normal Permissible Calculated Safety Staple
Phase Reach Discharge Velocity Mannings N Remarks
Depth Shear Stress Shear Stress Factor Pattern
Jnreinforced Straight 36.9 cfs 3.95 ft/s 1.72 ft 0.026 4 Ibs/ft2 0.54 Ibs/ft2 7.46 STABLE
Vegetation
Underlying Straight 36.9 cfs 3.95 ft/s 1.72 ft 0.026 1.51 Ibs/ft2 0.3 Ibs/ft2 5.01 STABLE
Substrate
https://ecmds.com/project/l 48683/channel-analysis/206476/show 1 /1