Relative Displacement Method for Track-Structure Interaction

Table 1

Parameters of Giles Viaduct, Spain.

Bridge length	24 m + 36 m + 5 × 48 m + 36 m + 24 m = 360 m
Track number	2
Deck cross-section	10.198 m^2
Rail cross-section	4 × 7,678 mm^2 = 30,712 mm^2
Plastic shear resistance k	20 kN/m
Relative displacement elastic limit 𝑢0	2 mm
Creep and shrinkage strain	−4.56𝐸−2‰
Rail temperature increment Δ𝑇	+20 K
Coefficient of thermal expansion
Deck	1.00𝐸−5 K^−1
Rail	1.20𝐸−5 K^−1