2015-04-03_PERMIT FILE - C1981041 ‎(3)‎

• Permit No: C1981041
• IBM Index Class Name: Permit File
• Doc Date: 4/3/2015
• Doc Name: A-2 pg CRDA1-1 to RSS-53
• Section_Exhibit Name: Tab 13 Appendix 13-2 Part 2
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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Structure Detail;
Structure #Z (Riprap Channel (please see Exhibit 12C
Riprap segment Ditch YY -YY for ditch segment location)
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (%)
6.19 cfs
Width (ft) Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
3.00 1.5:1 1.5:1 15.01
1.00
Riprap Channel Results:
Simons/OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Typical Section
M IRAFI 60OX 0 R E OU A!
Filename: NorthDecline_YY_Riprap.sc4
J1
1.s
(Minimum depth)
D50 = 12" RIPRAO
Not to Scale
Printed 02-18-2015
TR -65 NDEC-9iv 02/15
w/o Freeboard w/ Freeboard
Design Discharge:
6.19 cfs
Depth:
0.15 ft 1.15 ft
Top Width:
3.45 ft 6.45 ft
Velocity*:
X -Section Area:
0.48 sq ft
Hydraulic Radius:
0.136 ft
Froude Number*:
Manning's n*:
Dmin:
4.00 in
D50:
12.00 in
Dmax:
15.00 in
Velocity and Manning's n calculations may not apply for this method.
Typical Section
M IRAFI 60OX 0 R E OU A!
Filename: NorthDecline_YY_Riprap.sc4
J1
1.s
(Minimum depth)
D50 = 12" RIPRAO
Not to Scale
Printed 02-18-2015
TR -65 NDEC-9iv 02/15