Flexible Temporary Shield in Soft and Sensitive Clay: 3D FE Modelling of Experimental Field Test

Table 2

Properties for Louiseville soil and Mohr-Coulomb material model parameters used for FE modelling.

Parameter/properties	PLAXIS nomenclature (unit)	Fissured brown clay	Plastic brown clay	Sensitive blue clay
Depth of layer	m	0.0-0.6	0.6-2	2-15
Material model	Model	MC	MC	MC
Drainage type	Type	Drained	Undrained	Undrained
Unit wt. above phreatic level	(kN/m^3)	16	16	16
Unit wt. below phreatic level	(kN/m^3)	17	17	17
Young’s modulus	(kN/m^2)	See Table 3	See Table 3	See Table 3
Cohesion	(kN/m^2)	5	5	5
Frictional angle	Ǿ (° (degree))	28	28	28
Dilatancy angle	(°(degree))	0	0	0
Poisson’s ratio		0.3	0.3	0.3
Interface strength reduction factor		0.66	0.5	0.5
Initial determination		0.53	0.53	0.53
Soil type				Very fine
<2 mμ	%	10	10	74
2 mμ-50 mμ	%	13	13	11