My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
2009-03-02_PERMIT FILE - C1980004 (15)
DRMS
>
Day Forward
>
Permit File
>
Coal
>
C1980004
>
2009-03-02_PERMIT FILE - C1980004 (15)
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/24/2016 3:44:00 PM
Creation date
3/31/2009 1:23:24 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980004A
IBM Index Class Name
Permit File
Doc Date
3/2/2009
Section_Exhibit Name
Appendix M Hydrologic Calculations
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.
/
112
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
AREA=(W*D)+(X*D~)= <br />WETTED PERIMETER=(W)+2*[((X*D)2+D2)'i2] <br />R=AREANVETTED PERIMETER <br />V=(1.49/N)`(Rv3)`(S"~)= <br />Q=AXV= <br />Q REQUIRED -Peak Discharge <br />Riprap Sizing -Across Embankment <br />D50 =Size of Riprap <br />D50 = ((V X S^.17)/7.58))"2 <br />D50 =Diameter in feet <br />V =Velocity <br />S =Slope <br />D50 = 1.37 feet <br />DITCH R-5 <br />16.5 inches <br />Manning's Equation <br />Flow In a Trapezoidal Channel <br />DEPTH D 0.47 <br />WIDTH W 12 <br />Slope S 0.22 <br />Mannings "N" N 0.04 <br />SIDE SLOPE X 2 <br />AREA=(W'`D)+(X*D2)= <br />WETTED PERIMETER=(W)+2*[((X*D)2+D2)'i2] <br />R=AREANVETTED PERIMETER <br />V=(1.49/N)*(R2/3)*(S 1/2)= <br />Q=AXV= <br />,,,~ Q REQUIRED -Peak Discharge <br />2.43 Feet2 <br />5.18 Feet <br />0.47 <br />11.25 Ft/Sec <br />27.31 CFS <br />27.04 CFS <br />FEET <br />FEET <br />EXPRESS AS DECIMAL <br />EXPRESS AS DECIMAL <br />SLOPE = X:1 <br />6.08 Feet2 <br />14.10 Feet <br />0.43 <br />9.97 Ft/Sec <br />60.66 CFS <br />58.59 CFS <br />TR-16 83 05/08 <br />
The URL can be used to link to this page
Your browser does not support the video tag.