My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
PERMFILE104300
DRMS
>
Back File Migration
>
Permit File
>
100000
>
PERMFILE104300
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/24/2016 9:57:34 PM
Creation date
11/24/2007 11:01:24 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980006
IBM Index Class Name
Permit File
Doc Date
5/17/2004
Doc Name
Drainage & Sediment Control Plan
Section_Exhibit Name
Exhibit 42
Media Type
D
Archive
No
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
133
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 HYDROLOGY CALCULATIONS <br />DITCH B2 <br />Drainage Area (acres) 65.4 <br />Maximum Elevation (ft) 8,462 <br />Minimum Elevation (ft) 8,270 <br />Drainage Height (ft) 19P <br />Hydraulic Length (ft) 1,500 <br />Average Slope (%) 12.8 <br />Slope Adjustment Factor 0.95 <br />Sub Area Acres Curv <br />e <br />H <br />umber <br />~stur ed -T~:i ~ <br />_ <br />~ <br />Undisturbed B 23.8 78 <br />Undisturbed C 25.5 81 <br />Average Curve Humber 86 <br />Average Runoff (in) <br />10-year, 24-flour event 0.63 <br />25-year, 24-hour event 0.85 <br />100-year, 24-hour event 1.24 <br />Equivalent Area (acres) P6,7 <br />• <br />Equivalent Peak Discharge (cfs/in) 75 <br />Actual Peak Discharge (cfs/in) 174.5 <br />Peak Discharge (cfs) <br />10-year, 24-hour event 110 <br />25-year, 24-hour event 148 <br />100-year, 24-hour event 216 <br />~~ <br />23-29 <br />
The URL can be used to link to this page
Your browser does not support the video tag.