Structural Dynamic Response of a Shield Tunnel under Aircraft Taxiing Load

Table 5

Parameters of segment and grouting material.

Parameters	Segment	Grouting layer	Pavement
Material model	Linear elasticity	M-C	M-C
Element type	Solid element	Solid element	Solid element
(kN/m^3)	25	14	25
E (kN/m^2)	28.5e6	20e3	26.09e6
v	0.2	—	—
(kN/m^2)	—	1030	25
(°)	—	45	18