Seismic vulnerability analysis of irregular multi-span concrete bridges with different corrosion damage scenarios

EA Dizaj, MR Salami, MM Kashani - Soil Dynamics and Earthquake …, 2023 - Elsevier
This paper investigates the seismic performance and vulnerability of multi-span Reinforced
Concrete (RC) bridges with unequal height piers exposed to varied corrosion damage …

Development of seismic demand prediction models for bridges based on probability approach using symbolic regression method

H Rezaei, P Zarfam, EM Golafshani, GG Amiri - Computers & Structures, 2023 - Elsevier
The resilience assessment of existing structures and designing new resilient ones need to
have a precise estimation of seismic responses of the structures traditionally carried out by …

Collapse failure analysis and fragility analysis of a transmission tower-line system subjected to the multidimensional ground motion of different input directions

L Tian, M Yang, S Liu, J Liu, G Gao, Z Yang - Structures, 2023 - Elsevier
Transmission lines, which are important for maintaining economic and social operations, are
vulnerable to collapse damage due to the effect of multidimensional ground motion. In this …

Fragility analysis of bridge structures: a global perspective & critical review of past & present trends

K Thakkar, A Rana, H Goyal - Advances in Bridge Engineering, 2023 - Springer
Bridges are vital to modern transportation infrastructure, providing convenient and efficient
access to different locations. However, these structures are susceptible to forces that can …

Towards reliable seismic fragility assessment of highway bridges with oblong columns considering the drift-based capacity directionality effect

S Song, Y Xie - Engineering Structures, 2024 - Elsevier
Highway bridges in seismic zones are commonly designed with oblong columns, featuring
different force-displacement relationships and seismic capacities along different response …

Seismic fragility analysis of RC box-girder bridges based on symbolic regression method

H Rezaei, P Zarfam, EM Golafshani, GG Amiri - Structures, 2022 - Elsevier
The fragility curves are the key tools in seismic risk assessment within the performance-
based earthquake engineering framework. This study employs the Symbolic Regression …

Nonlinear dynamic behaviour and seismic fragility analysis of irregular multi-span RC bridges

EA Dizaj, MR Salami, MM Kashani - Structures, 2022 - Elsevier
This paper investigates the nonlinear dynamic behaviour and failure probability of multi-
span Reinforced Concrete (RC) bridges supported on piers of unequal heights. To this end …

Effects of Deck-Abutment Pounding on the Seismic Fragility Curves of Box-Girder Highway Bridges

SA Moayyedi, H Rezaei, A Kalantari… - Journal of Earthquake …, 2024 - Taylor & Francis
Earthquake-induced pounding in bridges is a complex contact phenomenon in which the
dynamic responses of structures, including collisions between deck and abutments, are …

Numerical analysis and vulnerability assessment of horizontally curved multiframe RC box-girder and CFRP retrofitting of existing bridges

A Naseri, A MirzaGoltabar Roshan… - ASCE-ASME Journal …, 2022 - ascelibrary.org
Given the special geometric features of curved bridges, they show a complex behavior
during an earthquake. Considering the fact that bridges have shown vulnerability during …

Research on seismic excitation direction of double-deck curved bridges: A probabilistic method based on the random forest algorithm

W Guo, K Wang, W Yin, B Zhang, G Lu - Structures, 2022 - Elsevier
Double-deck curved bridges can overcome the limitation of space, connecting areas with
complex terrains to form a traffic network. However, they have many vulnerable parts and …