PERMFILE51112

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: SEDIMENTATION STRUCTURE 006 AND PRE SETTLING BASIN PHASE IV DESIGN
• Section_Exhibit Name: TAB 13 ATTACHMENT 13-4C
• Media Type: D
• Archive: No

SEDCAD + R/PRAP CHANNEL DES/GN
• Pond 006 Outflow Channel - 25 Vear Event
INPUT VALUES:
Shape TRAPEZOIDAL
Discharge 165.90 cfs
S/ope 15.00
Sideslopes /L and R/ 3.00:1 3.00: 1
Bottom Width 15.00 feet
Freeboard 0.3 ft
RESULTS:
Steep S/ope Design -Simons/OSM Method
Depth 0.73 ft
with Freeboard 1.03 ft
Top Width 19.37 ft
with Freeboard Z1. 17 ft
Velocity 13.25 fps
Cross Sectional Area 12.52 sq ft
Hydrae/ic Radius 0.64 ft
Manning's n 0.040
Froude Number 2.90
Dmax 1.563 ft / 18.75 in1
•
D50 1.250 ft (15.00 ini
D f0 0.417 ft / 5.00 in1