PERMFILE72922

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: Exhibit 26a Geotechnical Investigation Refuse Disposal Area ‎(Revised)‎
• Media Type: D
• Archive: No

Civil Software Design -- SEDCAD+ Version 3.1
Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved.
Comppanyy Name: CYPRUS YAMPA VALLEY COAL
• Filename: B:\RDACNTIO User: Karl C. Koehler
Date: 03-27-1995 Time: 15:45:50
TWENTYMILE COAL COMPANY REFUSE DISPOSAL AREA DITCH RDA-1 DESIGN
Storm: 1.80 inches, 10 year-24 hour, SCS Type II
Hydrograph Convolution Interval: 0.1 hr
SUBWATERSHED/STRUCTURE INPUTJOUTPUT TABLE
-Hydrology-
Jss sws
Base- Runoff Peak
rea CN UHS Tc K X Flow Volume Discharge
ac) (hrs) (hrs) (cfs) (ac-ft) (cfs)
--------------------------------------------------------
111 1
111 Structure
----------------
111 Total IN/OUT
----------------
---------------
112 1
112 Structure
20.70 80 M
Type: Null
20.70
20.70
0.166 0.000 0.000 0.0
Label: NULL J1B1S1
6.70 72 M
Type: Null
6.70
0.89
1.45
-------------------------------------------------------------------------------
112 Total IN/OUT 27.40 0.89 7.00
---------------------------------------------------------------------------'---
-------------------------------------------------------------------------------
ill to 112 Routinq 0.061 0.394
113 1 30.80 76 M
Tyype: Null
~13 5tructure-------30_80-
---------- -------
113 Total IN/OUT 58.20
0.77 7.42
0.77
-------------
0.77 7.42
0.044 0.000 0.000 0.0 0.12
Label: NULL J1B1S2
0.347 0.000 0.000 0.0 0.81 5.09
Label: NULL J1B153
-----------------------------1_70
1.70 8.94
112 to 113 Routing 0.428 0.234
114 1 5.70 74 M 0.060 0.000 0.000 0.0 0.12 1.59
Type: Null Label: NULL J1B1S4
114 Structure 5.70 1.82
114 Total IN/OUT 63.90 1.82 9.34
113 to 114 Routing 0.046 0.410
____________-------- ---------------------- ------ --- -------------------- -
•
D-6