[HTML][HTML] Surrogate-assisted investigation on influence of epistemic uncertainties on running safety of high-speed trains on bridges

R Allahvirdizadeh, A Andersson, R Karoumi - Probabilistic Engineering …, 2024 - Elsevier
The operational safety of high-speed trains traversing ballasted bridges is contingent upon
the prevention of the ballast destabilization, which can interrupt load transfer from the rail to …

Improving the dynamic design philosophy of high-speed railway bridges using reliability-based methods

R Allahvirdizadeh - 2024 - diva-portal.org
Modern railway infrastructures, especially bridges, are exposed to significant vibrations with
potential safety implications. In this context, previous studies have shown the inconsistency …

Estimating running safety factor of ballastless railway bridges using tail modelling

R Allahvirdizadeh, A Andersson, R Karoumi - 2022 - dspace.cvut.cz
Excessive vertical acceleration of ballastless railway bridges subjected to vibrations induced
by passing trains is one of the governing design criteria for bridges in high-speed lines …

Reliability-Based Sensitivity Analysis of the Dynamic Response of Railway Bridges

H Al-Zubaidi - 2022 - diva-portal.org
In response to the planned increase in operational speeds and axle loads of passenger
trains that may lead to resonance-induced excessive vibrations in railway bridges, recent …