Results 21 to 30 of about 91,054 (253)

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

Application of equivalent resistance to simplification of Sutong Bridge piers in tidal river section modeling

open access: yesWater Science and Engineering, 2012
This paper describes some details and procedural steps in the equivalent resistance (E-R) method for simplifying the pier group of the Sutong Bridge, which is located on the tidal reach of the lower Yangtze River, in Jiangsu Province.
Lei Tang   +3 more
doaj   +1 more source

Mean Flow Structure and Local Scour around Single and Two-Column Bridge Piers [PDF]

open access: yesعلوم و مهندسی آبیاری, 2019
Bridges constructed across rivers are among the most important structures, especially during and after flood events. Bridge piers are exposed to some hazardous factors such as local and contraction scour hydrodynamics.
Alireza Keshavarzi   +2 more
doaj   +1 more source

Interaction between channel junction and bridge pier on flow characteristics

open access: yesAlexandria Engineering Journal, 2018
Considering many bridge piers that destroyed every year due to scouring, flow behavior around these obstructions was one of the interests of engineers in recent years.
Rasool Ghobadian   +2 more
doaj   +1 more source

Dynamic Behavior of Bed Material around Bridge Pier under Abrupt Change of Water Pressure [PDF]

open access: yes, 1999
Major failure of structures usually occurs during flood flows due to scourin, sinking and sliding. These types of failure are considered to be in close relation to the dynamic behavior of bed material around the structures.
Mia, Faruque, Nago, Hiroshi
core   +1 more source

Road and bridge construction across gypsum karst in England [PDF]

open access: yes, 2002
Gypsum karst problems in the Permian and Triassic sequences of England have caused difficult conditions for bridge and road construction. In Northern England, the Ripon Bypass crosses Permian strata affected by active gypsum karst and severe subsidence ...
Anthony H Cooper   +20 more
core   +3 more sources

Bridge distress caused by approach embankment settlement [PDF]

open access: yes, 2008
Surtees Bridge, which carries the A66(T) over the River Tees near Thornaby-on-Tees in the UK, has been showing signs of distress that predate its opening in 1981.
Allied Exploration and Geotechnics Limited   +20 more
core   +1 more source

A Superelastic Retrofitting Method for Mitigating the Effects of Seismic Excitations on Irregular Bridges [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2018
Irregularities in bridge pier stiffness concentrate the ductility demand on short piers; while not operating on the longer and more flexible ones. The existence of non-uniform, ductility demand distribution in bridges significantly influences seismic ...
Dr. Mehdi Ghassemieh   +3 more
doaj   +1 more source

Modeling of Progressive Scouring of a Pier-on-Bank

open access: yesCivilEng, 2022
Scour, caused by swiftly moving water, can remove alluvial sediment and soil, creating holes surrounding a bridge component and compromising the integrity of the bridge structure.
Vidya Subhash Chavan   +9 more
doaj   +1 more source

Shaking Table Test of High Pier and Small Radius Curved Bridge under Multi-point Excitation

open access: yesAdvances in Civil Engineering, 2021
The non-uniform stratum and uneven surface have the complicated seismic spatial variability. The seismic response of high pier and small radius curved bridge caused by the seismic specificity of this kind of terrain has not been systematically studied ...
Lei Yan   +4 more
doaj   +1 more source

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