2010-12-17_REVISION - C1981019 ‎(122)‎

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 12/17/2010
• Doc Name: Exhibit 7 Item 23 Erosion and Sedimentation Control Plan
• Type & Sequence: PR3
• Email Name: JRS
• Media Type: D
• Archive: No

•
SEDCAD 4 for Windows
/`nm.rinhl 1 °QA _7(1!17 Damnte 1 Q�h—h
25
Material: Riarap
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %}
° Mult. x
Depth (ft) /o of Depth
Ratio Ratio
(VxD)
2.0:1 2.0:1 7.0
0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
C
Structure #.33 (Riprag Channel)
D6
Triangular Riprap Channel Inputs:
Material: Ril2rap,
Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
148.52 cfs
Depth:
2.75 ft 3.05 ft
Top Width:
10.99 ft 12.19 ft
Velocity:
9.83 fps
X- Section Area:
15.10 sq ft
Hydraulic Radius:
1.229 ft
Froude Number:
1.48
Manning's n:
0.0460
Dmin:
5.00 in
D50:
9.00 in
Dmax:
12.00 In
Structure #.33 (Riprag Channel)
D6
Triangular Riprap Channel Inputs:
Material: Ril2rap,
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %}
Mult. x
Depth (ft) % of Depth
Ratio Ratio
(VxD)
2.0:1 2.0:1 17.1
0.30
Riprap Channel Results:
PADER Method - Mild Slope Design
•
Filename: 25- year_Coilom_Ponds (Without Riser).sc4
Printed 01 -20 -2009
Exh. 7- 23A -86 Revision Date: 12/15/10
Revision No.: PR -03
w/o Freeboard w/ Freeboard
Design Discharge:
7.14 cis
Depth:
0.00 ft
Top Width:
0.00 ft
Velocity:
0.00 fps
X- Section Area:
0.00 sq ft
Hydraulic Radius:
0.000 ft
Froude Number:
0.00
Filename: 25- year_Coilom_Ponds (Without Riser).sc4
Printed 01 -20 -2009
Exh. 7- 23A -86 Revision Date: 12/15/10
Revision No.: PR -03