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Table T4. Nomenclature, Expedition 316. (See table note.)

Variable	Definition	Dimension	Unit
cc	Compression index	Dimensionless	—
cv	Coefficient of consolidation	L2/T	m2/s
D25	Particle size at which 25% are smaller by mass	L	mm
D50	Median grain size	L	mm
D75	Particle size at which 75% are smaller by mass	L	mm
epc′	Void ratio at preconsolidation stress	Dimensionless	—
eo	Reference void ratio	Dimensionless	—
g	Acceleration due to gravity	L/T2	m/s2
H	Instantaneous specimen height	L	cm
Ho	Initial specimen height	L	cm
K	Hydraulic conductivity	L/T	m/s
k	Permeability	L2	m2
kepc′	Permeability at in situ void ratio	L2	m2
mv	Coefficient of volume compressibility	LT2/M	1/kPa
OCR	Overconsolidation ratio	Dimensionless	—
Pp	Pore pressure	M/LT2	kPa
Pc	Cell pressure	M/LT2	kPa
ε	Axial strain	Dimensionless	%
	Strain rate	1/T	1/s
γw	Unit weight of water	M/L2T2	Pa/m
ρb	Bulk density	M/L3	kg/m3
ρw	Seawater density	M/L3	kg/m3
σvh′	Hydrostatic vertical effective stress	M/LT2	kPa
σa	Total axial stress	M/LT2	kPa
σa′	Axial effective stress	M/LT2	kPa
σpc′	Preconsolidation stress	M/LT2	kPa
σvh	Hydrostatic effective stress	M/LT2	kPa
Δu	Base excess pressure	M/LT2	kPa
µ	Dynamic viscosity	M/LT	Pa·s

Note: — = not applicable.

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