PERMFILE113314

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 7/30/2007
• 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 C-7
Time of Concentration (SCS Method)
Curve Number: 85
Length of Flow (ft): 1327.47
Average Land Slope (percent): 14.8
Time of Concentration (hrs): 0.15
DITCH C7
Graphical Peak Discharge
Project: NUCLA MINE By: GL
Location: DITCH C7 Checked:
• Developed
i. Data:
r1
LJ
Drainage area :....................A = 5.8000 Acres
Runoff Curve Number :.............CN = 85
Time of Concentration:...........Tc = 0.15
Storm Type :....................... =
Date: 02/16/06
Date:
Pond and swamp areas spread
throughout watershed ............... = 0.00 percent of A
0.0000 Acres
REVISED MARCH 2006
Attachment 2.05.3(3)-1-17