Vulnerability of bridges to individual and multiple hazards-floods and earthquakes

SA Argyroudis, SA Mitoulis - Reliability engineering & system safety, 2021 - Elsevier
Building resilient bridges, that are able to withstand multiple natural stressors with minimal
damage and quickly restore their functionality is paramount to delivering climate-resilient …

Comparison of different models for high damping rubber bearings in seismically isolated bridges

E Tubaldi, SA Mitoulis, H Ahmadi - Soil Dynamics and Earthquake …, 2018 - Elsevier
Steel-reinforced high damping natural rubber (HDNR) bearings are widely employed in
seismic isolation applications to protect structures from earthquake excitations. In multi-span …

Influence of steel reinforcement on the performance of elastomeric bearings

KN Kalfas, SA Mitoulis… - Journal of structural …, 2020 - ascelibrary.org
Seismic isolation is an effective measure for mitigating earthquake hazard on important
structures such as bridges, hospitals, and nuclear power plants. Seismically isolated …

Numerical study on the response of steel-laminated elastomeric bearings subjected to variable axial loads and development of local tensile stresses

KN Kalfas, SA Mitoulis, K Katakalos - Engineering Structures, 2017 - Elsevier
Steel-laminated elastomeric bearings are isolation devices which are used extensively in
buildings, bridges, nuclear power plants and other structures. Accurate modelling of the …

Experimental and analytical studies on the horizontal behavior of elastomeric bearings under support rotation

S Rastgoo Moghadam… - Journal of Structural …, 2021 - ascelibrary.org
Laminated elastomeric bearings are used widely as seismic isolation devices. Most previous
studies on the horizontal behavior of elastomeric bearings have assumed that the rotations …

A parametric study on the axial behaviour of elastomeric isolators in multi-span bridges subjected to horizontal seismic excitations

E Tubaldi, SA Mitoulis, H Ahmadi, A Muhr - Bulletin of Earthquake …, 2016 - Springer
This paper investigates the potential tensile loads and buckling effects on rubber-steel
laminated bearings on bridges. These isolation bearings are typically used to support the …

Effects of temperature and lead core heating on response of seismically isolated bridges under near-fault excitations

H Wang, WZ Zheng, J Li… - Advances in Structural …, 2019 - journals.sagepub.com
Seismic responses of bridges isolated by lead rubber bearings under near-fault excitations
are presented in this article. A bilinear force-deformation model is employed to represent the …

Tensile tests for the improvement of adhesion between rubber and steel layers in elastomeric isolators

M Pauletta, F Pinzano, G Frappa, G Russo - Applied Sciences, 2020 - mdpi.com
Steel reinforced elastomeric isolators are currently the most used bearings for seismic
isolation purposes. The steel reinforcements are cut to the desired shape, sandblasted …

Seismic response of high-speed railway bridge-track system considering unequal-height pier configurations

Y Hu, W Guo - Soil Dynamics and Earthquake Engineering, 2020 - Elsevier
The unequal-height pier configurations commonly exist in bridge engineering for the
adaptation of the varying topography. However, this makes the stiffness of unequal-height …

Defect investigation and replacement implementation of bearings for long-span continuous box girder bridges under operating high-speed railway networks: A case …

F Ma, H Li, S Hou, X Kang, G Wu - Structure and Infrastructure …, 2022 - Taylor & Francis
Bridge bearings easily suffer damage when exposed to various loading and environmental
changes during their lifetime. This effect can have a considerable impact on the bridge …