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Table T3. Consolidation properties, Site C0011.

CRS Nankai silty claystone
(%)
Silt
(%)
Specimen data Test conditions Consolidation properties
wn
(%)
Si
(%)
ei Gs dε/dt
(%/h)
Cc
(0.2–1 MPa)
Cc
(5–20 MPa)
Ce
(5–20 MPa)
σpc
(kPa)
γ (m2) log(k0) (m2) Cv (m2/s)
CRS090 100 0 56.64 93.1 1.63 2.680 0.2 0.64 0.36 0.056 100 11.1 –22.9 6.1E–9
CRS091 88 12 54.09 93.0 1.56 2.676 0.35 0.56 0.32 0.053 100 11.6 –22.8 5.6E–9
CRS093 76 24 47.97 93.8 1.37 2.673 0.5 0.50 0.31 0.040 100 11.2 –22.3 1.0E–8
CRS094 64 36 42.50 94.3 1.20 2.669 0.7 0.43 0.29 0.036 100 10.5 –21.5 2.0E–8
CRS089 52 48 38.06 96.15 1.06 2.666 0.9 0.34 0.27 0.030 100 9.9 –21.0 6.9E–8*
CRS088 40 60 34.76 94.90 0.98 2.662 1.05 0.26 0.24 0.017 100 9.8 –20.5 3.2E–7*

* = Cv determined at maximum vertical effective stress due to curvature of plot. CRS = constant rate of strain consolidation test number. wn= water content measured on specimen; ei = initial void ratio calculated from water content measured on specimen and grain density; Gs = specific gravity measured on bulk Nankai silty claystone and on silt-size silica from US Silica, interpolated for intermediate mixtures; dε/dt = strain rate (was not adjusted during consolidation test); Cc, Ce = compression index and expansion index (effective stress range over which Cc and Ce were determined is shown).

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