SW6240102_Design Calculations_20240507 (8)

OUTLET PROTECTION DATE DESIGN PHASE
DESIGN 09-22-23 PRELIM / /
PROJECT NAME PROJECT NO CONSTR / X /
Raeford Vass Rd Dollar General 2019 REVISION / /
LOCATION BY RECORD / /
Raeford, North Carolina CSB OTHER / /
CHECKED BY (SPECIFY)
CSB
Storm Outlet Structure I
FES No.= FES-3 Q1o/Qfull = 0.62
Pipe Dia= 15 in VNfull = 1.05
Q10= 8.72 cfs V= 11.9 fps
Qfull = 13.97 cfs
Vfull = 11.37 fps
From Fig. 8.06.b.1: Zone = 2
From Fig. 8.06.b.2: D50 = 8 in
DMAX = 12 in
Riprap Class = B
Apron Thickness = 18 in
t Apron Length = 7.5 ft
Apron Width @ Outlet = 3.75 ft
Apron Width @ End = 8.8 ft
1. Length
2019-Storm drainage.xlsx LATEST REVISION:5/7/2024 11:48 AM PAGE 1 OF 1