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Table AT4. Permeability testing results, Sample 315-C0001F-3H-2, 80–100 cm, horizontal.

Effective
stress
MPa (psi)
Test
run
Volumetric
flow rate
(cm3/min)
Discharge
velocity
(cm/s)
Head loss
(cm)
Hydraulic
gradient
Hydraulic
conductivity
(cm/s)
Intrinsic
permeability
(m2)
0.03 (5) 1 –0.006 –1.10E–05 –120 –21.8 5.05E–07 5.01E–16
2 –0.004 –7.34E–06 –88 –16.0 4.59E–07 4.55E–16
3 0.004 7.34E–06 75 13.6 5.40E–07 5.36E–16
4 0.006 1.10E–05 121 22.0 5.00E–07 4.96E–16
Average:
5.01E–07 4.97E–16
0.14 (20) 1 –0.003 –5.51E–06 –131 –23.8 2.32E–07 2.30E–16
2 –0.002 –3.67E–06 –92 –16.7 2.20E–07 2.18E–16
3 0.002 3.67E–06 75 13.6 2.70E–07 2.68E–16
4 0.003 5.51E–06 110 20.0 2.76E–07 2.73E–16
Average:
2.49E–07 2.47E–16
0.28 (40) 1 –0.002 –3.67E–06 –126 –22.9 1.60E–07 1.59E–16
2 –0.001 –1.84E–06 –67 –12.2 1.51E–07 1.50E–16
3 0.001 1.84E–06 49 8.9 2.07E–07 2.05E–16
4 0.002 3.67E–06 101 18.4 1.99E–07 1.98E–16
Average:
1.79E–07 1.78E–16
0.41 (60) 1 –0.002 –3.67E–06 –142 –25.8 1.42E–07 1.41E–16
2 –0.001 –1.84E–06 –77 –14.0 1.31E–07 1.30E–16
3 0.001 1.84E–06 61 11.1 1.66E–07 1.65E–16
4 0.002 3.67E–06 144 26.2 1.40E–07 1.39E–16
Average:
1.45E–07 1.44E–16
0.55 (80) 1 –0.002 –3.67E–06 –170 –30.9 1.19E–07 1.18E–16
2 –0.001 –1.84E–06 –77 –14.0 1.31E–07 1.30E–16
3 0.001 1.84E–06 75 13.6 1.35E–07 1.34E–16
4 0.002 3.67E–06 155 28.2 1.30E–07 1.29E–16
Average:
1.29E–07 1.28E–16

Positive values of volumetric flow rate and discharge velocity indicate bottom to top flow through the specimen; negative values indicate top to bottom flow.

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