Research Article

Dynamic Responses of Simply Supported Girder Bridges to Moving Vehicular Loads Based on Mathematical Methods

Table 8

Various analyses of numerical simulations without interaction.
(a) Dynamic load allowance (DLA) of the bridge

FactordofInitialModification

0.186120.093149.350.050.093141.550.01
0.134420.067235.640.050.067230.000.01
0.054520.027314.450.100.027312.170.05
0.035120.01759.300.100.01757.830.05
0.058620.029315.540.100.029313.090.05
0.005220.00261.38>0.25
0.075420.037720.000.050.037716.840.05
0.160520.080242.550.050.080235.820.01
0.018820.00945.000.250.00944.210.25
0.021120.01065.600.250.01064.720.10
0.121420.060732.180.050.060727.100.01
0.018220.00914.840.250.00914.070.25
Error0.003820.00190.0022

Sum0.893226

(b) Vibration accelerations of the bridge () and the vehicle ()

FactordofBridge Vehicle

1.07726.211920.5386349.080.013.1060182.750.01
1.33570.469420.6678432.860.010.234713.810.10
0.29230.694820.146194.710.050.347420.440.05
0.19770.368120.098964.070.050.184110.830.10
0.08580.124420.042927.800.050.06223.660.25
0.04780.890620.023915.490.100.445326.200.05
0.06139.464720.030619.860.054.7323278.440.01
0.47335.487420.2366153.370.012.7437161.430.01
0.10680.272820.053434.620.050.13648.030.25
0.45210.811620.2260146.500.010.405823.880.05
0.06370.200420.031820.630.050.10025.900.25
0.82171.654720.4108266.290.010.827348.680.05
Error0.00310.034020.00150.0170

Sum5.018326.684926