Thermo–Hydro–Mechanical Response of MSW in a Modified Large Oedometer Apparatus

Acknowledgments

Notation

A

area of the cross section (m²);

A_n

anisotropy of permeability (dimensionless);

C_c

compression index (dimensionless);

$C_c^{\mathrm{\prime }}$

modified compression index (dimensionless);

$C_r^{\mathrm{\prime }}$

modified unloading index (dimensionless);

$C_{\alpha }$

=coefficient of creep compression (dimensionless);

$C_{\alpha }^{\mathrm{\prime }}$

modified coefficient of creep compression (dimensionless);

c

geomaterial cohesion (kPa);

D

inner cell diameter (mm);

f_i

interfacial friction at the ith layer of geomaterial (kPa);

G_s

geomaterial-specific gravity (dimensionless);

H₀

sample height (m);

i

hydraulic gradient (dimensionless);

K₀

coefficient of at-rest lateral earth pressure (dimensionless);

k_x

horizontal permeability coefficient (cm/s);

k_y

vertical permeability coefficient (cm/s);

q

applied pressure (kPa);

t

time (min);

V

quantity of water (mL);

z

depth in the geomaterial sample (cm);

β

Bjerrum–Burland coefficient (dimensionless);

ΔH₀

variation in the sample height (m);

ΔlogP

variation in normal effective stress (dimensionless);

Δlogt

variation in time (dimensionless);

Δɛ

variation in strain (dimensionless);

δ

interface friction angle (°);

γ

unit weight of the geomaterial (kN/m³);

σ_b

vertical stress at the bottom of the sample (kPa);

σ_t

vertical stress at the top of the sample (kPa);

σ_z

normal stress at depth z (kPa);

φ

geomaterial internal friction angle (°); and

ω

geomaterial moisture content (%).

References