SW6210402_Calcs (Outlets)_20210504

OUTLET PROTECTION DATEDESIGN PHASE
DESIGN 02-25-21PRELIM/ /
PROJECT NAMEPROJECT NOCONSTR/ X /
Woodhaven Subdivision1721REVISION/ /
LOCATIONBYRECORD/ /
Hoke County, North CarolinaCEKOTHER/ /
CHECKED BY(SPECIFY)
CSB
Storm Outlet Structure
10/Qfull =
FES No.=FES-4Q0.98
Pipe Dia=18 inV/Vfull = 1.14
Q
10=8.87 cfsV =5.8fps
Qfull =9.01 cfs
Vfull = 5.09 fps
From Fig. 8.06.b.1:Zone=2
D 50
From Fig. 8.06.b.2:=8 in
D MAX
=12 in
Riprap Class=B
Apron Thickness=18 in
Apron Length=9.0 ft
Apron Width @ Outlet=4.5 ft
Apron Width @ End=10.5 ft
Storm Outlet Structure
FES No.=FES-11Q 10/Qfull =1.01
Pipe Dia=18 inV/Vfull = 1.14
Q 10=9.46 cfsV =6.0fps
Qfull =9.33 cfs
Vfull =5.27 fps
From Fig. 8.06.b.1:Zone=2
From Fig. 8.06.b.2:D 50=8 in
D MAX=12 in
Riprap Class=B
Apron Thickness=18 in
Apron Length=9.0 ft
Apron Width @ Outlet=4.5 ft
Apron Width @ End=10.5 ft
Storm Drainage for Spread.xlsLATEST REVISION: 5/4/2021 9:24 AMPAGE 1 OF 3

OUTLET PROTECTION DATEDESIGN PHASE
DESIGN 02-25-21PRELIM/ /
PROJECT NAMEPROJECT NOCONSTR/ X /
Woodhaven Subdivision1721REVISION/ /
LOCATIONBYRECORD/ /
Hoke County, North CarolinaCEKOTHER/ /
CHECKED BY(SPECIFY)
CSB
Storm Outlet Structure
Q 10/Qfull =0.99
FES No.=FES-19
Pipe Dia=36 inV/Vfull = 1.14
Q 10=38.24 cfsV =6.2fps
Qfull =38.51 cfs
Vfull = 5.44 fps
From Fig. 8.06.b.1:Zone=3
From Fig. 8.06.b.2:D 50=10 in
D MAX=15 in
Riprap Class=1
Apron Thickness=22.5 in
Apron Length=24.0 ft
Apron Width @ Outlet=9 ft
Apron Width @ End=27.0 ft
Storm Outlet Structure
10/Qfull =
FES No.=FES-26Q0.43
Pipe Dia=18 inV/Vfull = 0.96
Q 10=
3.12 cfsV =3.9fps
Qfull =7.28 cfs
Vfull =4.11 fps
From Fig. 8.06.b.1:Zone=2
50
From Fig. 8.06.b.2:D=8 in
D MAX
=12 in
Riprap Class=B
Apron Thickness=18 in
Apron Length=9.0 ft
Apron Width @ Outlet=4.5 ft
Apron Width @ End=10.5 ft
Storm Drainage for Spread.xlsLATEST REVISION: 5/4/2021 9:24 AMPAGE 2 OF 3

OUTLET PROTECTION DATEDESIGN PHASE
DESIGN 02-25-21PRELIM/ /
PROJECT NAMEPROJECT NOCONSTR/ X /
Woodhaven Subdivision1721REVISION/ /
LOCATIONBYRECORD/ /
Hoke County, North CarolinaCEKOTHER/ /
CHECKED BY(SPECIFY)
CSB
Storm Outlet Structure
Q 10/Qfull =0.91
FES No.=FES-31
Pipe Dia=18 inV/Vfull = 1.13
Q 10=8.24 cfsV =5.8fps
Qfull =9.06 cfs
Vfull = 5.12 fps
From Fig. 8.06.b.1:Zone=2
From Fig. 8.06.b.2:D 50=8 in
D MAX=12 in
Riprap Class=B
Apron Thickness=18 in
Apron Length=9.0 ft
Apron Width @ Outlet=4.5 ft
Apron Width @ End=10.5 ft
Storm Outlet Structure
10/Qfull =
FES No.=FES-35Q0.59
Pipe Dia=18 inV/Vfull = 1.04
Q 10=
4.85 cfsV =4.8fps
Qfull =8.18 cfs
Vfull =4.63 fps
From Fig. 8.06.b.1:Zone=2
50
From Fig. 8.06.b.2:D=8 in
D MAX
=12 in
Riprap Class=B
Apron Thickness=18 in
Apron Length=9.0 ft
Apron Width @ Outlet=4.5 ft
Apron Width @ End=10.5 ft
Storm Drainage for Spread.xlsLATEST REVISION: 5/4/2021 9:24 AMPAGE 3 OF 3