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Table 1 Boundary conditions for numerical simulations

From: Slope stability analysis of a landfill subjected to leachate recirculation and aeration considering bio-hydro coupled processes

Boundaries

Top surface

Bottom surface

Right surface

Surrounding surfaces

Leachate injection trench

Air injection screen

pg

Fixed value (0 Pa)

Impervious

Impervious

Symmetry

Impervious

Fixed value (1–15 kPa)

pl

Impervious

Fixed value (0 Pa)

Impervious

Symmetry

Fixed value (49–343 kPa)

Impervious

YO

Fixed value (0%)

Zero gradient

Zero gradient

Symmetry

Fixed value (0%)

Fixed value (26.6%)

du

Free traction

Fixed

dux = 0

Symmetry