My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
2016-08-24_PERMIT FILE - C1981008A (4)
DRMS
>
Day Forward
>
Permit File
>
Coal
>
C1981008
>
2016-08-24_PERMIT FILE - C1981008A (4)
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
1/26/2017 7:11:34 AM
Creation date
10/6/2016 10:28:25 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981008A
IBM Index Class Name
Permit File
Doc Date
8/24/2016
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
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
90
PDF
Print
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
View images
View plain text
Ditch C1 <br />Time of Concentration (SCS Method) <br />Curve Number: 80 <br />Length of Flow (ft): 3808.95 <br />Average Land Slope (percent): 4.3 <br />Time of Concentration (hrs): 0.74 <br />Graphical Peak Discharge <br />Project: NUCLA MINE By: GL Date: 02/16/06 <br />Location: DITCH C 11 Checked: Date: <br />Developed <br />1. Data: <br />Drainage area: .................... A = 62.4000 Acres <br />Runoff Curve Number: ............. CN = 80 <br />Time of Concentration: ........... Tc = 0.74 <br />Storm Type: ....................... = II <br />Pond and swamp areas spread <br />throughout watershed ............... = 0.20 percent of A 0.1248 Acres <br />2. Frequency ........................yr = 100 <br />3. Rainfall,P(24-hour).............. in = 3.00 <br />4. Initial abstraction, la............ = 0.5000 <br />5. Compute Ia/P....................... = 0.1667 <br />6. Unit peak discharge, qu...... csm/in = 404.737. Runoff,Q.........................in = 1.2500 <br />8. Pond & swap adjustment factor .... Fp = 0.97 <br />9. Peak Discharge,gp...............cfs = 47.8471 <br />Channel Type: Trapezoidal, Equal Side Slopes <br />Dimensions: Left Side Slope 2.00:1 <br />Right Side Slope 2.00:1 <br />Base Dimension: 8.00 <br />Wetted Perimeter: 11.53 <br />Area of Wetted Cross Section: 7.56 <br />Discharge: 47.80 cfs <br />Depth of Flow: 0.79 feet <br />Velocity: 6.33 fps <br />Channel Lining: GRASS RECLAIMED <br />Freeboard: 0.30 feet <br />Attachment 2.05.3(3)-1 Page 13 March 2016 (TR -70) <br />
The URL can be used to link to this page
Your browser does not support the video tag.