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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