HomeMy WebLinkAbout20121055 Ver 3_03_Rip Rap Outlet Protection_20200130RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 24+40 -L1- LT
DIA: 18 in.
Q: 6.5 cfs
V:9.30 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
67.5 sf
3 tons
8 sy
t= 1
Do = 18 in
3Do = 4.5 ft
La = 9 ft
Do + La = 10.5 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 54+46 -L2- LT
DIA:24 in.
Q: 9.8 cfs
V:8.52 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 13
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
136.5 sf
7 tons
15 sy
t= 1
Do = 24 in
3Do = 6 ft
La = 13 ft
Do + La = 15 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 61+82 -L2- LT
DIA: 18 in.
Q: 1.1 cfs
V:6.65 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
67.5 sf
3 tons
8 sy
t= 1
Do = 18 in
3Do = 4.5 ft
La = 9 ft
Do + La = 10.5 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 81+50 -L3- LT
DIA: 18 in.
Q: 2.3 cfs
V:7.67 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
67.5 sf
3 tons
8 sy
t= 1
Do = 18 in
3Do = 4.5 ft
La = 9 ft
Do + La = 10.5 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 81+75 -L3- LT
DIA: 15 in.
Q: 2.0 cfs
V:6.80 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 8
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad: 52 sf
Rip Rap: 3 tons
Filter Fabric: 6 sy
Metric:
Rip Rap
t= 1
Do = 15 in
3Do = 3.75 ft
La = 8 ft
Do + La = 9.25 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 85+70 -L3- LT
DIA:24 in.
Q: 13.5 cfs
V: 13.80 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 13
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
136.5 sf
7 tons
15 sy
t= 1
Do = 24 in
3Do = 6 ft
La = 13 ft
Do + La = 15 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 88+86 -1-3- LT
DIA:24 in.
Q: 0.8 cfs
V:5.50 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
76.5 sf
4 tons
9 sy
t= 1
Do = 24 in
3Do = 6 ft
La = 9 ft
Do + La = 11 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 89+35 -L3- LT
DIA: 18 in. *Note: 2 @ 18" crossing - Quanty X 1.75
Q: 15.0 cfs
V:8.10 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap t = 1
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
67.5 sf
3 tons
8 sy
Do = 18 in
3Do = 4.5 ft
La = 9 ft
Do + La = 10.5 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: I South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 94+47 -1-3- LT
DIA: 18 in.
Q: 1.5 cfs
V:6.60 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
67.5 sf
3 tons
8 sy
t= 1
Do = 18 in
3Do = 4.5 ft
La = 9 ft
Do + La = 10.5 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters
RIP RAP OUTLET PROTECTION
Project: South Tar River Greenway
Calculated By: CER
Pipe #1
STA: 110+64 -1-4- LT
DIA: 18 in.
Q: 2.3 cfs
V:9.06 ft./sec.
From DENR Erosion & Sediment Use class a IV] Rip Rap
Control Manual Figure 8.06.04:
LA = 9
T
Do
Quanity Calculations:
O
3DDo Do + La
~ La
Outlet Pad:
Rip Rap:
Filter Fabric:
Metric:
Rip Rap
67.5 sf
3 tons
8 sy
t= 1
Do = 18 in
3Do = 4.5 ft
La = 9 ft
Do + La = 10.5 ft
use 100lbs/cf
tons (metric)
Filter Fabric: sq meters