HomeMy WebLinkAboutRutherfordCrossingPg71ARIPRA
Channel ID
-159-149
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!RI- R A P L S
P CALCUATION
2 Year" Intensity
n r.
Cr.
10 Year Intensity
.. . ......
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2 Year Runoff
(Cu. Ft./Sec.)
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10 Year Runoff
M,
(306M
(Cu. Ft./Sec.)
0
Design Depth
(Ft.)
1.50
Bottom Width
(Ft.)
6.00
Side SI ope Left
TI V
3
Side Slope Right
X H:1 V
Z
Channel Slope
(F't. /Ft.)
0.030
r.. w M
CC
Riprap
... 29.00
F_
M
tu
Class 1
-d-501FipFa—p Size
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Manning's Coefficient
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'2Year
(Ft')
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2 Year Flow VeIociFvi—__r
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Shields Co effiE ie nt
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Safety Factor
Permissible Shear Force
on Riprap Lining
7wis./S-q— —Ft)
Stability Number
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Shear Stress
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d50 Size
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wsi
pMap
VDOT Specification
Bedding Depth (V15-0TO5_
Stone w/Filter Fabric)
PLACE TOPSOIL, PERMANENT
SEED, FERTILIZER AND INSTALL
NAG SC250 OR APPROVED
EQUIVALENT
4.00'
3 10 YR, FLOW
L5'
0_25
I --- F1L. TER CLOTH
CHANNEL CROSS SECTION- 81-79
NTH
6,00'
3 10 YR, FLOW
1,5'
0,94'
PLACE TOPSOIL, PERM KENT
SEED, FERTILIZER AND INSTALL
1 0 V D
EQUIVALENT
I TER CLOTH
CHANNEL CROSS--SECTION- 159-149
NTS
G:\20225_-NVRetail\02--Rt.itherfor(I Crossing\Presentation\2022 7 E_SS TORM (5 9-71).dwg Oct 11, 2007
-
A A
SECTION A–A
FILTER CLOTH
A
La
0% _,�
I
SECTION A–A
PIPE OUTLET TO FLAT
AREA WITH NO DEFINED
CHANNEL
IN
KEY IN 6" - 9";
RECOMMENDED FOR
ENTIRE PERIMETER
0% 1 ---
PIPE OUTLET TO WELL
DEFINED CHANNEL.
d
FILTER CLOTH KEY IN 6" --- 9 ";
RECOMMENDED FOR
ENTIRE PERIMETER
NOTES:
1. APRON LINING MAY BE RIP--RAP, GROUTED RIP-RAP, GABION BASKET, OR CONCRETE,
2. La IS THE LENGTH OF' THE RIP--RAP APRON AS CALCULATED USING PLATES 3.18-3 & 3.18--4
3, d=1.5 TIMES THE MAXIMUM STONE DIAMETER, BUT NOT LESS THAN 6 INCHES.
ESD--318
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