PSI - Issue 22

Carlos D.S. Souto et al. / Procedia Structural Integrity 22 (2019) 376–385 Author name / Structural Integrity Procedia 00 (2018) 000–000

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loading model, it was also verified that 31.4 trains / day passed through the bridge (Boavida-Barroso, 2019), or 11 461 trains / year. In FDT, a direct stress analysis using a damage tolerant assessment method and a low consequence of failure was chosen, and the relevant parameters necessary for this fatigue analysis are presented in Table 1:

Fig. 6: Va´rzeas railway bridge, located in Aveiro, Portugal (distances in meters).

Fig. 7: Type 5 locomotive-hauled freight train loading model.

Fig. 8: Stress-time history of the Va´rzeas railway bridge detail’s most critical point.