Results 21 to 30 of about 23,149 (239)

Vulnerability of bridges to scour: insights from an international expert elicitation workshop [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2017
Scour (localised erosion) during flood events is one of the most significant threats to bridges over rivers and estuaries, and has been the cause of numerous bridge failures, with damaging consequences.
R. Lamb   +6 more
doaj   +1 more source

Local Scour of Bridge Pier Sited on a Multi-Layered Sedimentary Bed in Rivers [PDF]

open access: yesE3S Web of Conferences, 2020
The riverbeds or sea beds are usually composed of multi-layers of sediments. The scour around bridge piers sited on such beds is vital to the bridge safety, but is still very difficult to be predicated as its complicated interaction between the flow and ...
Yue Shaolin   +3 more
doaj   +1 more source

Studying the effect of partial blockage on multi-vents bridge pier scour experimentally and numerically

open access: yesAin Shams Engineering Journal, 2018
The local scour depth at bridge supports due to partial blockage on front of multi-vents bridge pier is studied experimentally and numerically. The existence of blockage such as debris and industrial wastes, leads to increase the local scour depth around
Yasser Abdallah Mohamed Moussa   +2 more
doaj   +1 more source

Detailed two-dimensional modelling of a complex bridge arrangement – McKinlay River No. 2 Bridge, Alice Springs to Darwin railway [PDF]

open access: yes, 2014
The Alice Springs – Darwin Railway Project involved the construction of 1420 km of new standard gauge track between Alice Springs and Darwin, including the McKinlay River No. 2 Bridge.
Hart, L.   +2 more
core   +1 more source

Checking the Accuracy of Selected Formulae for both Clear Water and Live Bed Bridge Scour

open access: yesJournal of Engineering, 2023
Due to severe scouring, many bridges failed worldwide. Therefore, the safety of the existing bridge (after contrition) mainly depends on the continuous monitoring of local scour at the substructure.
Huda Rasool, Thamer A. Mohammed
doaj   +1 more source

Risk-based bridge scour management: A survey

open access: yes, 2021
Scour is a major cause of bridge failure and results in significant economic losses through disruption to operation. This phenomenon naturally affects bridges with underwater foundations and is exacerbated during high river and/or turbulent flows (e.g. due to extreme events).
M. Pregnolato   +4 more
openaire   +3 more sources

Local scour around a bridge pier under ice-jammed flow condition – an experimental study

open access: yesJournal of Hydrology and Hydromechanics, 2021
The appearance of an ice jam in a river crucially distorts local hydrodynamic conditions including water level, flow velocity, riverbed form and local scour processes.
Wang Jun   +5 more
doaj   +1 more source

Extremes in dune preservation: controls on the completeness of fluvial deposits [PDF]

open access: yes, 2015
Understanding sedimentary preservation underpins our ability to interpret the ancient sedimentary record and reconstruct palaeoenvironments and palaeoclimates.
Amsler, Mario Luis   +7 more
core   +1 more source

Predicting maximum scour depth around bridge abutment using M5 model [PDF]

open access: yesعلوم و مهندسی آبیاری, 2018
Scour around piers and abutments leads to a lot of bridge failures. Scouring around the bridge piers and abutments is one of the most important factors in bridge failure which happens over time and increases during floods, probably causing general damage
Javad Zahiri, Seyed Mahmood Kashefipour
doaj   +1 more source

Structural Health Monitoring for Performance Assessment of Bridges under Flooding and Seismic Actions [PDF]

open access: yes, 2018
Bridges can be subjected to damaging environmental actions due to flooding and seismic hazards. Flood actions that result in scour are a leading cause of bridge failure, while seismic actions that induce lateral forces may lead to high ductility demand ...
Andrej Anžlin   +13 more
core   +4 more sources

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