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Table AT9. Permeability testing results, Sample 315-C0001H-7R-3, 21–38 cm, vertical.

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 –0.00050 –6.98E–07 –180 –40.9 1.71E–08 1.69E–17
2 –0.00025 –3.49E–07 –120 –27.3 1.28E–08 1.27E–17
3 0.00025 3.49E–07 99 22.5 1.55E–08 1.54E–17
4 0.00050 6.98E–07 211 48.0 1.46E–08 1.44E–17
Average:
1.50E–08 1.49E–17
0.14 (20)     1 –0.00050 –6.98E–07 –250 –56.8 1.23E–08 1.22E–17
2 –0.00025 –3.49E–07 –135 –30.7 1.14E–08 1.13E–17
3 0.00025 3.49E–07 140 31.8 1.10E–08 1.09E–17
4 0.00050 6.98E–07 270 61.4 1.14E–08 1.13E–17
Average:
1.15E–08 1.14E–17
0.28 (40)     1 –0.00050 –6.98E–07 –250 –56.8 1.23E–08 1.22E–17
2 –0.00025 –3.49E–07 –140 –31.8 1.10E–08 1.09E–17
3 0.00025 3.49E–07 155 35.2 9.91E–09 9.83E–18
4 0.00050 6.98E–07 300 68.2 1.02E–08 1.02E–17
Average:
1.08E–08 1.08E–17
0.41 (60)     1 –0.00050 –6.98E–07 –270 –61.4 1.14E–08 1.13E–17
2 –0.00025 –3.49E–07 –145 –33.0 1.06E–08 1.05E–17
3 0.00025 3.49E–07 155 35.2 9.91E–09 9.83E–18
4 0.00050 6.98E–07 285 64.8 1.08E–08 1.07E–17
Average:
1.07E–08 1.06E–17
0.55 (80)     1 –0.00050 –6.98E–07 –282 –64.1 1.09E–08 1.08E–17
2 –0.00025 –3.49E–07 –152 –34.5 1.01E–08 1.00E–17
3 0.00025 3.49E–07 146 33.2 1.05E–08 1.04E–17
4 0.00050 6.98E–07 285 64.8 1.08E–08 1.07E–17
Average:
1.06E–08 1.05E–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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