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PERMFILE47076
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PERMFILE47076
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Entry Properties
Last modified
8/24/2016 10:49:08 PM
Creation date
11/20/2007 1:01:48 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981019A
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Doc Name
Post Mining Riprap Drainage Designs
Section_Exhibit Name
EXHIBIT 7 Archived Section 6
Media Type
D
Archive
Yes
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Civil Software Design -- SEDCAD+ Version 3.1 <br />Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved. <br />Company Name: COLOWYO COAL COMPANY <br />Filename: C:\SEDCAD3\WDTCH100 User: JUAN GARCIA <br />Date: 08-13-1995 Time: 10:40:09 <br />W. PIT/TAYLOR TRIB./GULCH B OR W.PIT FILL POSTMINING RIPRAP DITCH DES. <br />Storm: 2.80 inches, 100 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />SUBWATERSHED/STRUCTURE INPUT/OUTPUT TABLE <br />-Hydrology- <br />JBS SWS Area CN UHS Tc <br />(ac) (hrs) <br />----------------------------------------- <br />111 1 127.01 63 M 1.019 <br />111 2 139.61 63 M 0.360 <br />Type: Null La <br />1111 Structure 266.62 <br />K <br />(hrs) <br />0 155 <br />0.000 <br />bel: J1 <br />Base- <br />X Flow <br />(cfs) <br />------------- <br />0.414 0.0 <br />0.000 0.0 <br />B1S1 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />---------- <br />3 73 10.38 <br />4.10 20.99 <br />7.83 <br />I--- <br />111 --------------- <br />Total IN/OUT ------- <br />266.62 ------ ----- ------------------ --------- ------- <br />7.83 --------- <br />22.58 <br />___ <br />1• _______________ <br />1 _______ <br />245.41 ______ <br />63 _____ <br />M ______ <br />0.374 0 000 0.000 <br />0 0 <br />7 21 <br />36 10 <br /> Type: R iprap Channel Label: W. PIT DITCH <br />1 Structure 245.41 <br />--- 7.21 <br />--- <br />121 --------------- <br />Total IN/OUT ------- <br />245.41 ------ ----- ------ <br />--------- --------- ------- <br />7.21 --------- <br />36.10 <br />--- <br />211 --------------- <br />1 ------- <br />56.90 ------ <br />63 ----- <br />M ------------------ <br />1.171 0.171 0.403 --------- <br />0.0 ------- <br />1.67 --------- <br />4.30 <br />211 2 214.04 63 M 0.742 0.000 0.000 0.0 6.28 20.94 <br /> Typ e: Riprap Channel Label: TAYLOR TRIB. DITCH <br />211 Structure 270.94 22.99 <br />--- <br />211 --------------- <br />Total IN/OUT ------- <br />782.97 ------ ----- ------------------ --------- -------- <br />22.99 -------- <br />77.45 <br />--- <br />111 --------------- <br />to 211 Routing ------- ------ ----- ------------------- <br />0.220 0.409 -------- -------- --------- <br />Z21 1 324.33 63 M 0.334 0.000 0.000 0.0 9.52 50.82 <br /> Type : Riprap Channel Label: GULCH B OR WPIT FILL <br />221 Structure 324.33 9.52 <br />---- <br />221 -------------- <br />Total IN/OUT ------- <br />324.33 ------ ----- ------------------- --------- ------- <br />9.52 -------- <br />50.82 <br />311 1 97.13 63 M 0.356 0.217 0.381 0.0 2.85 14.70 <br />311 2 36.43 63 M 0.218 0.000 0.000 0.0 1.07 7.02 <br /> Type: Null Label: J3B1S1 <br />311 Structure 133.56 <br />----- <br />---- 36.43 <br />- ----------------- <br />Total IN/OUT 1240.86 ----- ----- ----- <br />----- --------- ------- <br />36.43 -------- <br />127.63 <br />?. to 311 Routing 0.133 0.407 <br />321 1 161.83 63 M 0.935 0.000 0.000 0.0 4.75 13.89 <br /> Type: Null Label: J3B251 <br />S21 Structure 161.83 4.75 <br />
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