SW6210101_Storm outlet_20210204

OUTLET PROTECTION DATEDESIGN PHASE
DESIGN 12-21-20PRELIM/ /
PROJECT NAMEPROJECT NOCONSTR/ X /
Grays Creek Safe Storage1729REVISION/ /
LOCATIONBYRECORD/ /
Grays Creek, North CarolinaCJPOTHER/ /
CHECKED BY(SPECIFY)
CSB
Storm Outlet Structure
10/Qfull =
FES No.=FES 1Q0.44
Pipe Dia=18 inV/Vfull = 0.96
Q
10=9.39 cfsV =11.7fps
Qfull =21.56 cfs
Vfull = 12.19 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 4Q 10/Qfull =0.46
Pipe Dia=18 inV/Vfull = 0.97
Q 10=10.33 cfsV =12.3fps
Qfull =22.41 cfs
Vfull =12.67 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
1729 Storm.xlsxLATEST REVISION: 2/4/2021 10:55 AMPAGE 1 OF 2

OUTLET PROTECTION DATEDESIGN PHASE
DESIGN 12-21-20PRELIM/ /
PROJECT NAMEPROJECT NOCONSTR/ X /
Grays Creek Safe Storage1729REVISION/ /
LOCATIONBYRECORD/ /
Grays Creek, North CarolinaCJPOTHER/ /
CHECKED BY(SPECIFY)
CSB
Storm Outlet Structure
FES No.=SkimmerQ 10/Qfull =1.00
Pipe Dia=2 inV/Vfull = 1.14
Q 10=0.20 cfsV =1.2fps
Qfull =0.20 cfs
Vfull = 1.06 fps
From Fig. 8.06.b.1:Zone=1
From Fig. 8.06.b.2:D 50=4 in
D MAX=6 in
Riprap Class=A
Apron Thickness=9 in
Apron Length=0.7 ft
Apron Width @ Outlet=0.5 ft
Apron Width @ End=0.8 ft
1729 Storm.xlsxLATEST REVISION: 2/4/2021 10:55 AMPAGE 2 OF 2