Research Article

Implementation of an Advanced Macroelement Beam Model under Moving Load (Case Study: Iranian Railroad Projects)

Table 2

Rail section properties.

DefinitionSymbolValue

Weight per unit length
Section areaA7587 mm2
Second area moment about z axis30.55 × 106 mm4
Second area moment about y axis5.13 × 106 mm4
Modulus of elasticityE2 × 105 MPa
Weight per unit volume7.85 ton/m3
Warping constant [35]3.79 × 1010 mm6