2011-11-30_PERMIT FILE - C1981008A

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 11/30/2011
• Doc Name: Collection/Diversion Ditches and Culverts Design Parameters
• Section_Exhibit Name: Section 2.05.3‎(3)‎ Attachment 2.05.3‎(3)‎-1
• Media Type: D
• Archive: Yes

DITCH C26
Channel Design Tue May 26 11:02:28 2009
Project: NUCLA MINE By: B. Langenfeld Date: 05/26/09
Location: DITCH C26 Checked: Date:
Channel Type: Trapezoidal, Equal Side Slopes
1. Channel Geometric Properties
Dimensions: Left Side Slope .... ............................... = 1.00:1
Right Side Slope ... ............................... = 1.00:1
Base Dimension ..... ..............................: 5.00
2. Design Parameters
Mannings coefficient, n ............ ..............................:
0.020
Bed Slope,s (%) ................... ..............................: 1.200
3. Design details
Discharge ......................... ..............................:
31.60 cfs
Depth of Flow ..................... ..............................: 2.03 feet
Velocity.......................... ..............................:
2.50 fps
Channel Lining .................... ..............................:
Oridinary firm loam
Freeboard......................... ..............................:
0.30 feet
Revised June 2011 (TR -60) Attachment 2.05.3(3) -1 -45