My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
2020-03-31_PERMIT FILE - C1981019A (13)
DRMS
>
Day Forward
>
Permit File
>
Coal
>
C1981019
>
2020-03-31_PERMIT FILE - C1981019A (13)
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
9/15/2023 10:51:51 AM
Creation date
5/6/2020 5:12:21 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981019A
IBM Index Class Name
Permit File
Doc Date
3/31/2020
Doc Name
Prospect Sedimentation Pond
Type & Sequence
TR136
Section_Exhibit Name
Exhibit 07 Item 20 Part PP
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
SEDCAD 4 for Windows <br /> f nrwrinht 1QQR_7(11(1 Pamola I Crhsniah <br /> 12 <br /> Simons/OSM Method - Steep Slope Design <br /> w/o Freeboard w/Freeboard <br /> Design Discharge: 5.55 cfs <br /> Depth: 0.05 ft 1.05 ft <br /> Top Width: 12.18 ft 16.18 ft <br /> - ----- ----- <br /> Velocity*: <br /> X-Section Area: 0.56 sq ft <br /> Hydraulic Radius: 0.046 ft <br /> Froude Number*: <br /> Manning's n*: <br /> Dmin: 2.00 in <br /> D50: 6.00 in <br /> Dmax: 7.50 in <br /> Velocity and Manning's n calculations may not apply for this method. <br /> Structure #33(Null) <br /> Null end of mine disturbance <br /> Structure #34(Nonerodible Channel) <br /> Uppermost natural channel in Prospect <br /> Triangular Nonerodible Channel Inputs: <br /> Material: Concrete, Rubble <br /> Left Right Freeboard Freeboard Freeboard <br /> Sideslope Sideslope Slope(%) Manning's n Mult.x <br /> Ratio Ratio Depth(ft) %of Depth (VxD) <br /> 1.5:1 1.5:1 30.0 0.0220 1.00 <br /> Nonerodible Channel Results: <br /> w/o Freeboard w/Freeboard <br /> Design Discharge: 31.90 cfs <br /> Depth: 1.01 ft 2.01 ft <br /> Top Width: 3.03 ft 6.03 ft <br /> Velocity: 20.83 fps <br /> X-Section Area: 1.53 sq ft <br /> Hydraulic Radius: 0.421 ft <br /> Froude Number: 5.16 <br /> Structure #20(Null) <br /> Subwshd S Q1 collection point <br /> Filename: Prospect Pond 25 Yr 24 Hr Storm Event.sc4 Printed 01-06-2020 <br />
The URL can be used to link to this page
Your browser does not support the video tag.