PERMFILE51266

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 5/5/2005
• Doc Name: Ditch Calculations
• Section_Exhibit Name: Tab 13 Attachment 13-6
• Media Type: D
• Archive: No

•
C
u
_ ~ TABLE 13-6-2
RIDGELINE.ACCESS ROAD DITCH SUMMARY -

Channel
Flow
Icfs}
Slope
I%}
Bottom
Width
Side
Sbpe
Depth
Flow
Velocity
Ifpsl
Free
Board Total

D~Tt1h
Liner
Type
0+00-7+50 1.8 5-10.0
10.1-13 "v"
2 2:1
2:1 1.1
0.2 2.9
4.8 0.3
0.3 1.4
0.5 Veg
Gravel
7+50-15+50 1.9 5-10.0
10.1-14 "v"
2 2:1
2:1 1.1
0.2 3.0
5.0 0.3
0.3 1.4
0.5 Veg
Gravel
15+50-29+00 7.8 7.1-1.0 "v" 2:1 1.0 2.9 0.3 1.3 Veg
29+00-33+25 1.0 0.5-2.0 "v" 2:1 1.6 1.2 0.3 1.9 Ve
33+25-54+00 1.8 1.0-9.0 "v" 2:1 1.5 2.8 0.3 1.8 Ve
54+00-64+50 1.0 1.0-2.5 "v" 2:1 1.4 1.3 0.3 1.7 Veg
64+50-71+00 1.0 0.5-7.0 "v" 2:1 1.6 2.0 0.3 1.9 Veg
71+00-83+00 1.0 0.5-4.0 "v" 2:1 1.6 1.5 0.3 1.9 Ve
83+00-94+35 2.3 3.9-9.9 "v" 2:1 1.2 3.2 0.3 1.5 Ve
94+35-101+00 1.0 9.0-10.0
10.1-11 "v"
"v" 2:1
2:1 0.8
0.3 2.3
4.6 0.3
0.3 1.1
0.6 Veg
Gravel
101+00-110+85 2.2 4.6-10 "v" 2:1 1.1 3.1 0.3 1.4 Ve
110+85-117+00 1.0 4.0-6.0 "v" 2:1 1.0 1.8 0.3 1.3 Veg
117+00-122+00 1.0 0.7-1.6 "v" 2:1 1.5 1.0 0.3 1.8 Veg
122+00-130+000 1.0 1.2-1.6 "v" 2:1 1.3 1.0 0.3 1.6 Ve
Design Notes:
Depth of flow based on minimum slope; Velocity based on maximum slope.
Riprap sizing based on Pader Method plus 3".
Minimum flow 10-1 .Ocfsl used in desi ns
TR-49
13-6-8 Revised 12/04