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

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FALLING HEAD PERMEABILITY
CYPRUS COAL WASTE STOCKPILE
• JOB NO. 18,714
~ Sample: Unprocessed Coal Waste
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Dia. of Standpipe (in.) d= 2.14
Length of Sample (in.) L= 4.65
Dia. of Sample (in.) D= 4.00
Zero Height (in.) h= 28.70
Area of Standpipe (ft ^ 2) = 0.0250
Area of Sam le ft ^ 2 = 0.0873

Hei ht in. Time

sec. Permeability for
each time increment
ft/sec ft/da cm/sec
18.0 0.0
18.9 30.0 3.2E-04 28 9.9E-03
19.6 60.0 2.7E-04 24 8.3E-03
20.3 90.0 3.0E-04 26 9.0E-03
21.0 120.0 3.2E-04 28 9.8E-03
21.5 150.0 2.5E-04 21 7.6E-03
22.1 180.0 3.2E-04 28 9.8E-03
22.5 210.0 2.3E-04 20 7.0E-03
23.0 240.0 3.1E-04 27 9.5E-03
23.4 270.0 2.7E-04 23 8.2E-03
23.8 300.0 2.9E-04 25 8.8E-03
24.1 330.0 2.3E-04 20 7.1E-03
24.4 360.0 2.5E-04 22 7.6E-03
24.7 390.0 2.7E-04 23 8.1E-03
25.0 420.0 2.9E-04 25 8.8E-03
25.2 450.0 2.1E-04 18 6.3E-03
25.4 480.0 2.2E-04 19 6.6E-03
25.6 510.0 2.3E-04 20 7.0E-03
25.8 540.0 2.5E-04 21 7.5E-03
26.0 570.0 2.6E-04 23 8.0E-03
26.2 600.0 2.8E-04 25 8.7E-03
26.4 630.0 3.1E-04 27 9.4E-03
26.5 660.0 1.6E-04 14 5.0E-03
TOTAL - 0 to 660 sec 2.7E-04 23 8.1E-03
~ JOB N0. 18,714 FIG, B-13