PERMFILE127584

• Permit No: C1981020A
• IBM Index Class Name: Permit File
• Doc Date: 1/20/2004
• Section_Exhibit Name: Appendix M‎(vii)‎ to M‎(viii)‎ Hydrologic Data
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
r,....,.:,a.r ~°on o~mei~ i c~n.,~n
~~
~~
w/o Freeboard w/ Freeboard
Depth: 0.03 ft 2.53 R
Top Width: 3.09 ft 10.59 ft
Vel«ity*:
X-Sec[ion Area: 0.09 sq ft
Hydraulic Radius: 0.028
Froude Number*:
Manning's n*:
Dmin: 3.00 in
D50: 9.00 in
Dmax: 11.25 in
Vel«ity and Manning's n calculations may not apply for this method.
Structure #10 (Riprap Channel
I
Trapezoidal Riprap Channel Inputs:
•
Material: Riprap
Left Right
Bottom Freeboard Freeboard Freeboard
Sideslo Sideslo a Slo
Width (ft)}
~ ( )
o
Depth (ft) % of Depth
Rati
Ratio (VxD)
3.00 1.5:1 1.5:1 4.0 2.50
Riprap Channel Results:
Simons/OSM Method -Mild Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 0.75 ds
Depth: 0.19 ft 2.69 ft
Top Width: 3.56 ft 11.06 R
Vel«ity: 1.21 fps
X-Section Area: 0.62 sq R
Hydraulic Radius: 0.168
Froude Number: 0.51
Manning's n: 0.0315
Dmin: 2.00 in
D50: 6.00 in
Dmax: 9.00 in
• Structure #1 (Riprap Channe%~
A
Filename: MunGob-10.sc4
Printed 06-28-2002
MD M(vii)-16 6/02