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Investigating the Performance of Box Girder Bridges under Near-field Earthquakes

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Investigating the Performance of Box Girder Bridges under Near-field Earthquakes. / Vatanshenas, Ali; Aghelfard, Arian; Sharif Bajestany, Davood; Tavakoli Moghadam, Behnam.

In: International Journal of Bridge Engineering (IJBE), Vol. 7, No. 2, 11.09.2019, p. 53-64.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Vatanshenas, A, Aghelfard, A, Sharif Bajestany, D & Tavakoli Moghadam, B 2019, 'Investigating the Performance of Box Girder Bridges under Near-field Earthquakes', International Journal of Bridge Engineering (IJBE), vol. 7, no. 2, pp. 53-64.

APA

Vatanshenas, A., Aghelfard, A., Sharif Bajestany, D., & Tavakoli Moghadam, B. (2019). Investigating the Performance of Box Girder Bridges under Near-field Earthquakes. International Journal of Bridge Engineering (IJBE), 7(2), 53-64.

Vancouver

Vatanshenas A, Aghelfard A, Sharif Bajestany D, Tavakoli Moghadam B. Investigating the Performance of Box Girder Bridges under Near-field Earthquakes. International Journal of Bridge Engineering (IJBE). 2019 Sep 11;7(2):53-64.

Author

Vatanshenas, Ali ; Aghelfard, Arian ; Sharif Bajestany, Davood ; Tavakoli Moghadam, Behnam. / Investigating the Performance of Box Girder Bridges under Near-field Earthquakes. In: International Journal of Bridge Engineering (IJBE). 2019 ; Vol. 7, No. 2. pp. 53-64.

Bibtex - Download

@article{e47e16e0e2c14449ac81c20045076a12,
title = "Investigating the Performance of Box Girder Bridges under Near-field Earthquakes",
abstract = "In this study the performance of two box girder bridges under near-field earthquakes was investigated. Lateral responses of two continuous span bridges were compared under two cases: with lead rubber bearings (LRB) and with rigid connections between the superstructure and substructure. Lead rubber bearings are one of the most popular seismic isolators which are used in a variety of structures such as buildings and bridges. Fifteen isolators were installed under the deck of the isolated bridge. It was observed that the superstructure received less acceleration when the bridge was equipped with lead rubber bearing isolators. There was a significant difference between the isolated and non-isolated structures in terms of base shear force and the isolated bridge showed better performance under near-filed earthquakes. This suitable performance of the isolated structure was due to the proper hysteric behavior of the lead rubber bearings.",
keywords = "Bridge structures, Near-field earthquakes, Nonlinear time history analysis, Seismic isolation",
author = "Ali Vatanshenas and Arian Aghelfard and {Sharif Bajestany}, Davood and {Tavakoli Moghadam}, Behnam",
year = "2019",
month = "9",
day = "11",
language = "English",
volume = "7",
pages = "53--64",
journal = "International Journal of Bridge Engineering (IJBE)",
issn = "2241-7443",
number = "2",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Investigating the Performance of Box Girder Bridges under Near-field Earthquakes

AU - Vatanshenas, Ali

AU - Aghelfard, Arian

AU - Sharif Bajestany, Davood

AU - Tavakoli Moghadam, Behnam

PY - 2019/9/11

Y1 - 2019/9/11

N2 - In this study the performance of two box girder bridges under near-field earthquakes was investigated. Lateral responses of two continuous span bridges were compared under two cases: with lead rubber bearings (LRB) and with rigid connections between the superstructure and substructure. Lead rubber bearings are one of the most popular seismic isolators which are used in a variety of structures such as buildings and bridges. Fifteen isolators were installed under the deck of the isolated bridge. It was observed that the superstructure received less acceleration when the bridge was equipped with lead rubber bearing isolators. There was a significant difference between the isolated and non-isolated structures in terms of base shear force and the isolated bridge showed better performance under near-filed earthquakes. This suitable performance of the isolated structure was due to the proper hysteric behavior of the lead rubber bearings.

AB - In this study the performance of two box girder bridges under near-field earthquakes was investigated. Lateral responses of two continuous span bridges were compared under two cases: with lead rubber bearings (LRB) and with rigid connections between the superstructure and substructure. Lead rubber bearings are one of the most popular seismic isolators which are used in a variety of structures such as buildings and bridges. Fifteen isolators were installed under the deck of the isolated bridge. It was observed that the superstructure received less acceleration when the bridge was equipped with lead rubber bearing isolators. There was a significant difference between the isolated and non-isolated structures in terms of base shear force and the isolated bridge showed better performance under near-filed earthquakes. This suitable performance of the isolated structure was due to the proper hysteric behavior of the lead rubber bearings.

KW - Bridge structures

KW - Near-field earthquakes

KW - Nonlinear time history analysis

KW - Seismic isolation

M3 - Article

VL - 7

SP - 53

EP - 64

JO - International Journal of Bridge Engineering (IJBE)

JF - International Journal of Bridge Engineering (IJBE)

SN - 2241-7443

IS - 2

ER -