Results 11 to 20 of about 96,975 (294)

Crashworthiness design of GFRP bar reinforced concrete bridge pier subjected to truck collision

open access: yesCase Studies in Construction Materials, 2023
This study investigates the failure behavior and post-impact damage of glass fiber reinforced polymer (GFRP) bar reinforced bridge pier under truck collision. The finite element model of a benchmark bridge with its pier reinforced with GFRP bars collided
Chang Zhou   +4 more
doaj   +1 more source

Research on Seismic Performance and Reinforcement Methods for Self-Centering Rocking Steel Bridge Piers

open access: yesApplied Sciences, 2023
To study the seismic performance of self-centering circular-section rocking steel bridge piers whose functions can be restored after an earthquake, a high-precision finite element (FE) analysis model of such a bridge piers was established. The hysteresis
Hanqing Zhuge   +3 more
doaj   +1 more source

Transient response of bridge piers under eccentric impact of near-fault earthquake

open access: yesScientific Reports, 2022
To study the influence of near-fault earthquake on pier failure, establish a double-span continuous girder bridge. The seismic response of the bridge is calculated using the transient wave function expansion method and the indirect mode function ...
Zihu Wang   +3 more
doaj   +1 more source

Smoothed Particle Hydrodynamics Simulation And Evaluation Of Water Flow Pressure On Bridge Piers

open access: yesJournal of Applied Science and Engineering, 2023
In this study, a Smoothed Particle Hydrodynamics (SPH) model for fluid-solid interaction is developed considering the effect of water flow transient impact, water pressure and velocity around a bridge pier.
Long Nguyen-Ngoc   +6 more
doaj   +1 more source

Bulbous Pier: An Alternative to Bridge Pier Extensions as a Countermeasure against Bridge Deck Splashing

open access: yesFluids, 2019
Bridge deck splashing causes deterioration to a bridge’s structure and renders the bridge unsafe for motorists and pedestrians. The traditional countermeasure for bridge deck splashing has been pier extension. Pier extensions move the pier wave and
Moses Karakouzian   +3 more
doaj   +1 more source

Seismic Performance of Steel Box Bridge Piers with Earthquake-Resilient Function

open access: yesAdvances in Civil Engineering, 2020
A novel steel box bridge pier with replaceable energy dissipation wall plates at the base was proposed. After moderate earthquakes, the damaged energy dissipation wall plates and constraining steel plates on the two sides could be rapidly replaced, while
Haifeng Li, Wenwei Luo, Jun Luo
doaj   +1 more source

Centrifuge modeling of rocking-isolated inelastic RC bridge piers [PDF]

open access: yes, 2014
Experimental proof is provided of an unconventional seismic design concept, which is based on deliberately underdesigning shallow foundations to promote intense rocking oscillations and thereby to dramatically improve the seismic resilience of structures.
Al‐Defae AH   +9 more
core   +3 more sources

Bridge Failure Prevention: An Overview of Self-Protected Pier as Flow Altering Countermeasures for Scour Protection [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2021
The inherent scour process around the bridge piers needs to be considered and crucial to ensure a sustainable and economical bridge design. The performance of any scour protection/controlling devices around bridge piers is determined on how each device ...
Ibtesam Abudallah Habib   +4 more
doaj   +1 more source

Turbulent flow structures and scour hole characteristics around circular bridge piers over non-uniform sand bed channels with downward seepage [PDF]

open access: yes, 2019
Bridges play an important role in the transportation of goods and people across rivers. In civil engineering, one of the most important issues is to protect bridge piers from collapse.
Bimlesh Kumar   +2 more
core   +1 more source

Research of Optimal Experiment on Bridge Pier Types for Reducing Backwater

open access: yesMATEC Web of Conferences, 2015
There are many kinds of commonly-used bridge pier types. This paper researches the selection principle and optimal type of the bridge pier types from the perspective of reducing backwater.
He Zhenjun   +3 more
doaj   +1 more source

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