Lithological unit

Unit Weight

KN/m3

Initial Element Loading

Failure Criterion

Material Type

Cohesion (Residual) (kPa)

Friction Angle (residual)

Dilation Angle

SOIL

20.907

Field stress and body force

Mohr-coulomb

plastic

0.233

37.13˚

KAS

20.165

Field stress and body force

Mohr-coulomb

plastic

11.05

34.35˚

KAS/CLC

19.177

Field stress and body force

Mohr-coulomb

plastic

6.686

32.17˚

CLC/KAS

20.410

Field stress and body force

Mohr-coulomb

plastic

7.5

34.25˚

SST

26.066

Field stress and body force

Mohr-coulomb

plastic

11.133

35.25˚

BACKFILL MATERIAL

26

field stress & body force

Mohr-coulomb

Plastic

13

35˚