Units and Symbols - Unsaturated Soil Mechanics in Engineering Practice - page 863

Table A.4 ( Continued )

Description Symbol Unit

SWCC n f fitting parameter (Fredlund and Xing) n f —

SWCC m f fitting parameter (Fredlund and Xing) m f —

SWCC correction function (Fredlund and Xing) C r —

o C

Temperature (Celsius) T

Temperature (Kelvin) T K K

Thermal conductivity λ s W/m K

Time t s

Total cohesion c kPa

kg/m 3

Total density ρ

Total energy E J

Total hydraulic head h w m

Total normal stress σ kPa

Total stress tensor σ ij kPa

Total suction ψ kPa

kN/m 3 Total unit weight γ t

Undrained shear strength c u kPa

Unfrozen volumetric water content θ u decimal or %

kN/m 3

Unit weight of water γ w

kN/m 3

Unit weight of soil γ

Universal gas constant R J/mol K

u air
v

Vapor pressure kPa

Velocity energy E v

Viscosity (absolute of kinematic) ν m

s/m 2

·

Void ratio e N

m 3

Volume of air V a

m 3

Volume of dissolved air in water V d

m 3 Volume of soil element, total initial V 0

m 3 Volume of solids V s

m 3

Volume of water V w

Volumetric air content θ a decimal or %

Volumetric coefficient of solubility h —

Volumetric residual water content θ r %

◦ C)

J/(m 3 Volumetric specific heat of solids ζ s

◦ C)

J/(m 3

Volumetric specific heat of water ζ w

Volumetric strain ε v %

Volumetric water content θ decimal or %

Water content, gravimetric w %

Water content, residual gravimetric w r %

Water content, residual volumetric θ r decimal or %

Water content, saturated gravimetric w s %

Water content, unfrozen θ u %

Water content, volumetric θ decimal or %

Water pressure u w kPa

Water vapor pressure u v kPa

Universal gas constant R J/(mol K)

Young modulus E kPa