Vibration Characteristics of Fully Enclosed Sound Barriers on Railway Bridges under the Movement of Trains

Table 1

Material properties of SESB.

Material	E (N/m^2)	Poisson ratio	Density (kg/m^3)	Damping ratio
Steel	2.06 × 10^11	0.3	7850	0.010
Concrete	3.25 × 10^10	0.2	2400	0.030