Shock and Vibration / 2019 / Article / Tab 5

Research Article

An Alternative Solution of Train-Track Dynamic Interaction

Table 5

Key parameters of the bridge-subgrade transition section.

ItemValueUnit

Stiffness of fastener30MN/m
Damping of fastener3 × 104N·s/m
Elasticity modulus of slab3.4 × 104MPa
Elasticity modulus of support base0.5 × 104MPa
Elasticity modulus of subgrade top layer180MPa
Elasticity modulus of subgrade bottom layer110MPa
Elasticity modulus of embankment30MPa

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