Influence of Tunneling in Cohesionless Soil for Different Tunnel Geometry and Volume Loss under Greenfield Condition

Table 2

Material properties of TBM [29].

Parameter	Value	Unit
Material behaviour	Elastic	—
Nominal stiffness, EA	8.2 E + 06	kN/m
Flexural rigidity, EI	8.38 E + 04	kNm^2/m
Equivalent thickness, d	0.35	m
Weight	38.5	kN/m/m