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Table AT8. Permeability testing results, Sample 315-C0001F-15H-2, 25–45 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 0.004 6.20E–06 403 85.7 7.23E–08 7.18E–17
2 0.002 3.10E–06 200 42.6 7.29E–08 7.23E–17
3 –0.002 –3.10E–06 –185 –39.4 7.88E–08 7.82E–17
4 –0.004 –6.20E–06 –355 –75.5 8.21E–08 8.15E–17
Average:
7.65E–08 7.59E–17
0.14 (20) 1 0.004 6.20E–06 480 102.1 6.07E–08 6.03E–17
2 0.002 3.10E–06 210 44.7 6.94E–08 6.89E–17
3 –0.002 –3.10E–06 –260 –55.3 5.60E–08 5.56E–17
4 –0.004 –6.20E–06 –455 –96.8 6.40E–08 6.36E–17
Average:
6.25E–08 6.21E–17
0.28 (40)     1 0.004 6.20E–06 480 102.1 6.07E–08 6.03E–17
2 0.002 3.10E–06 240 51.1 6.07E–08 6.03E–17
3 –0.002 –3.10E–06 –250 –53.2 5.83E–08 5.78E–17
4 –0.004 –6.20E–06 –510 –108.5 5.71E–08 5.67E–17
Average:
5.92E–08 5.88E–17
0.41 (60)     1 0.004 6.20E–06 550 117.0 5.30E–08 5.26E–17
2 0.002 3.10E–06 265 56.4 5.50E–08 5.46E–17
3 –0.002 –3.10E–06 –280 –59.6 5.20E–08 5.16E–17
4 –0.004 –6.20E–06 –560 –119.1 5.20E–08 5.16E–17
Average:
5.30E–08 5.26E–17
0.55 (80)     1 0.004 6.20E–06 600 127.7 4.86E–08 4.82E–17
2 0.002 3.10E–06 291 61.9 5.01E–08 4.97E–17
3 –0.002 –3.10E–06 –300 –63.8 4.86E–08 4.82E–17
4 –0.004 –6.20E–06 –610 –129.8 4.78E–08 4.74E–17
Average:
4.87E–08 4.84E–17

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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