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Table AT2. Permeability testing results, Sample 315-C0001E-4H-2, 74–95 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 9.40E–06 125 24.0 3.92E–07 3.89E–16
2 0.004 6.27E–06 85 16.3 3.85E–07 3.82E–16
3 –0.004 –6.27E–06 –86 –16.5 3.80E–07 3.77E–16
4 –0.006 –9.40E–06 –135 –26.0 3.62E–07 3.59E–16
Average:
3.79E–07 3.77E–16
0.14 (20) 1 0.003 4.70E–06 95 18.3 2.57E–07 2.55E–16
2 0.002 3.13E–06 62 11.9 2.63E–07 2.61E–16
3 –0.002 –3.13E–06 –70 –13.5 2.32E–07 2.30E–16
4 –0.003 –4.70E–06 –108 –20.8 2.26E–07 2.24E–16
Average:
2.44E–07 2.43E–16
0.28 (40) 1 –0.002 –3.13E–06 –102 –19.6 1.60E–07 1.59E–16
2 –0.001 –1.57E–06 –50 –9.6 1.64E–07 1.62E–16
3 0.001 1.57E–06 50 9.6 1.64E–07 1.62E–16
4 0.002 3.13E–06 99 19.0 1.65E–07 1.64E–16
Average:
1.63E–07 1.62E–16
0.41 (60) 1 0.002 3.13E–06 117 22.5 1.39E–07 1.38E–16
2 0.001 1.57E–06 57 11.0 1.43E–07 1.42E–16
3 –0.002 –3.13E–06 –115 –22.1 1.42E–07 1.41E–16
4 –0.001 –1.57E–06 –58 –11.2 1.40E–07 1.39E–16
Average:
1.41E–07 1.40E–16
0.55 (80) 1 –0.002 –3.13E–06 –140 –26.9 1.16E–07 1.15E–16
2 –0.001 –1.57E–06 –80 –15.4 1.02E–07 1.01E–16
3 0.001 1.57E–06 65 12.5 1.26E–07 1.25E–16
4 0.002 3.13E–06 150 28.8 1.09E–07 1.08E–16
Average:
1.13E–07 1.12E–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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