Numerical Simulation of Deep Foundation Pit Construction under Complex Site Conditions

Table 2

Constitutive parameter of the supporting structure.

Structure type	Elastic modulus (MPa)	Poisson’s ratio	Weight (kN/m^3)	Note
Underground diaphragm wall	3.0 × 10^4	0.2	24	2D linear elastic model
Purlin	3.2 × 10^4	0.2	24	1D linear elastic model
Concrete support	3.2 × 10^4	0.23	24	1D linear elastic model
Steel support	2.3 × 10^5	0.25	20	1D linear elastic model