SW6211002_Design Calculations (Swale)_20220810

Ditch Calculations:
Ditch 1
DA: 4.67
C : 0.70
Q : 25.62
■ North American Green ECMDS Version 4.3 - Channel Protection Design, Output Form — ❑ x
File Specifications Options Help
NGUSH. IIJSEFI 12/1/2021 reAM
HYQR6ULIC RESULTS
Discharge Peak Flow Velocity (lpsJ Area (sq k) Hydratk Normal
cfs Period hrs R ft Depth
KS 1 0.1 1 2.94 1 G.71 I a71 1 1,25
a
S75
S-0M90
Batlam
Width = 2.00 ft
5.0
Not to Scab
Reach
Mattirg Type
Staple Pattern
StabrtityAna ors
Vegetation Characteristics
Permissible
Shear Stress
wJ
Calculated
Shear Stress
IPA
Safety Factor
Remarks
Phase
Class
Type Density
StP*ht
S75
Unvegetated
1.55
0.70
2.21
STABLE
Staple D
. North American Green ECMDS Version 4.3 - Channel Protection Desigrr, Output Form — 13 X
File Specifications Options Help
MUSH, USER 12/1/2021 75 AAM
Disch&ge
cfs
Peak Flow
Period s
Velocity ;fpsj
Area (sq.It) Hydrauhc
Radius ft
Normal
D it
MG
0.1
1 1.43
1 17.91 1 1.02
1 1.88
L•1A•► 819-f-YI1>tPI
Bend Radius
ft
Length
Protection Olt)
Wet Elayation
❑ t
11 15A
&2
2.0
Ln WSM 00 ft
Not to Scale
Reach
Matting Type
SWAyAnal*
Vegetation Characteristics
Pemmsshle Umiated
Shear Stress Shear Stress
fps,) (psi)
Safto Factor
ffema&cs
Staple Pattem
Phase
Class
Type Density
Straight
Rock Riprap
U;;;3 toted
4.00 1-OS
3.79
STABLE
lain
Bend
Rock Riprap
Unvegetated
4.00 1.34
2.99
STABLE
12in

Ditch 2
DA : 0.44
C : 0.65
Q : 2.06
0 North American Green ECMDS Version 4.3 - Channel Protection Design, Output Farm — ❑ X
File Specifications Options Help
NGUSK IUSER I 8/5/2021 11Q23AM1
HYDRAULIC RESULTS
Discharge
cls
Peak Flow
Period os
Velocity [Ips]
Area (sq-It)
Hydraulic
Radus ft
Normal
De It
j21
0.1
1 1.28
1.64
0.33
U48
Bottom
3-0 Width = 2.00It 3-0
Not to Scale
Reach
Matting Type
Staple Patton
tab*Anafysis
Vegetation Characteristics
Permissible
Shear $lress
(Psf)
CaWated
Shear Stress
(psf)
Safety Factor
Remarks
Phase
Class
Type
Densay
Straight
S75
Unvegetated
1-55
0.30
5-20
STABLE
Staple D

Ditch 3
DA : 0.26
C : 0.65
Q : 1.23
0 North American Green ECMDS Version 4.3 - Channel Protection Design, Output Farm — ❑ X
File Specifications Options Help
NGUSK IUSER I 8/5/2021 11Q23AM1
HYDRAULIC RESULTS
Discharge
cls
Peak Flow
Period os
Velocity (fps]
Area (sq.It)
Hydraulic
Radus it
Normal
De Ih ft
j1.2
0.1
1.10
1 1.12
0.26
U.
Bottom
3.0 Width = 2.00 It 3.0
Not to Scale
Reach
Matting Type
Staple Patton
tab*Anafysis
Vegetation Characteristics
Permissible
Shear $lress
(Pst)
CaWated
Shear Stress
(psf)
Safety Factor
Remarks
Phase
Class
Type
Densay
Straight
S75
1.55
0.23
6.86
STABLE
Staple D

Ditch 4
DA : 0.57
C : 0.70
Q : 2.37
MNorth American Green ECMDS Version 4.3 - Channel protection Design, Output Form — ❑ X
File Specifications Options Help
ENGUSH, USER /5r 1 0:25AMf
DWwge
ds
Peak Flow
Petiod
Vebdty [fps
Area (n(t)
Hydraulic
Rac"Itj
Normal
Depth Ptl
�4
1 0-1
1 1,33
1 1.79
0.34
0.51
L" wdatn°uma s -
Not to Scale
Rcach
Matting Type
Staple Patten
Stability Analysis
Vegetation Chawacterislics
pefm4sibte
Shear Stress
(pso
Celprlaled
Shear Stress
UA
Safety Factor
Remarks
Phase
Uass Type Density
Sttaighrt
S75
Unvegetated
1,55
0.32
4.9C
STABLE
Stale D

Ditch 5
DA : 1.03
C : 0.75
Q : 1.18
M North American Green ECMDS Version 4.3 - Channel Protection Design, Output Form — ❑ X
File Specifications Options Help
ENGLI5H. IUSER I 8/12/2021 100 AAM
I
� HYDRAULIC 1RESULT'S
Ceo: o,ye Feak Flaw Velcity IFps] Aeea (sq.Il] 1 Hyl*aufc I Nv rnal
I lcfsl Fedod[}xsl Ra&SPI Depth{ft]
h.2 11 1411 CBS 1 R22 1 n 3n
Bend Radars
Et
Length
F1otectran ft
$upc1Elevatian
D
3Q0
1.9
0.3
SM In=0.055]
$ = D.1720D
1 Daft'
1
Not to Scale
— —
Reach
Matting Type
Stably An*-
Vegetation ChalacleriVies
Permslla
$bran $tress
(P$a
CaWated
Shear stress
W)
Sal* Factor
Rema ks
Slaple Paltern
Phase Class Type
Densely
Straight
S75
U"Wated
1.55
0.37
418
STABLE
S taple D
Bend
S75
Unvegetated
1.55
0.37
418
STABLE
Staple D