Results 11 to 20 of about 5,895,930 (290)

FVCOM model simulation of local scouring around bridge pile [PDF]

open access: yesMATEC Web of Conferences, 2019
Scouring is one of many damages that water can cause. Scouring can occur as a consequence of bridge pile existence. The problem on local scour around single pier will be studied by using FVCOM numerical model.
Herdiansyah Sony   +2 more
doaj   +2 more sources

Numerical Simulation of Local Scouring on Pile Groups under Nonlinear Wave Action

open access: yesRenmin Zhujiang
Pile group foundations are widely used in coastal and marine engineering structures, and waves significantly affect the local scouring on pile group foundations. This article used the open-source computational fluid dynamics program REEF3D to establish a
ZHOU Xi, LI Xiaochao, GONG Mengmeng
doaj   +5 more sources

Experimental and Numerical Study of Local Scouring Downstream of D-Type Piano Key Weir [PDF]

open access: yes, 2022
The present paper aims to evaluate the local scouring of non-cohesive sediment beds consisted of uniform sediment particles downstream of a D – type piano key weir in steady flow condition.
Gohari, Saeed   +6 more
core   +5 more sources

Prediction of scour downstream of triangular labyrinth weirs

open access: yesAlexandria Engineering Journal, 2020
Estimation and control of local scouring downstream hydraulic structures is an important aspect for designing hydraulic structures. Lack predicting of local scouring can cause endangered hydraulic structures.
Eman Aly Elnikhely, Ismail Fathy
doaj   +1 more source

Effect of Local Roughness on Local Scouring Reduction at Bridge Abutment [PDF]

open access: yesعلوم و مهندسی آبیاری, 2018
Bridges are one of the most important structures which are under attention from many years. Bridge is a structure to cross over obstacles such as rivers or valleys.
Hamed Shahsavari, Manouchehr Heidarpour
doaj   +1 more source

Three-dimensional numerical simulation of the influence of advancement patterns on local scour around dike

open access: yesShuili Shuiyun Gongcheng Xuebao, 2023
During the implementation of water conservancy and flood control and disaster mitigation, such as river closure and quick closure of earth-rock dike breaches, a strong local scour would occur at the gap or mouth.
LI Dengsong   +5 more
doaj   +1 more source

Bridge Bed Strengthening, Disaster Prevention due to Scouring [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2020
One of the major factors in deliberating the depth of foundations in structures adjacent to the water flow is the scouring phenomenon; the scouring is a phenomenon caused by the interactions between water flow and erodible bed materials, which causes the
Majid Fadam Marfavi   +2 more
doaj   +1 more source

Three-dimensional numerical simulation of local scour based on spur dikes in a natural river

open access: yesShuili Shuiyun Gongcheng Xuebao, 2020
In order to study the influences of the spur dike length on the local scour of riverbed in the natural rivers, based on the shape of the natural river channels and the actual layout of the spur dikes, a three-dimensional computational fluid dynamics (CFD)
QI Lan, ZENG Qingda, JI Shunwen
doaj   +1 more source

Laboratory investigation of deflector structure effect on bridge pier scouring [PDF]

open access: yesعلوم و مهندسی آبیاری, 2020
Bridge pier local scouring is a crucial factor in bridge destruction. Studies from different researchers have presented solutions to control this phenomenon. These solutions are divided into two parts, namely, direct and indirect protection.
Mohsen Solimani babarsad   +3 more
doaj   +1 more source

Clean Cut (adaptive, multimodal surgical infection prevention programme) for low‐resource settings: a prospective quality improvement study

open access: yesBJS (British Journal of Surgery), EarlyView., 2020
Clean Cut is a multimodal, adaptive, checklist‐based infection prevention programme designed to improve compliance with six critical perioperative infection prevention practices. After introducing the programme at five hospitals in Ethiopia, compliance with critical infection prevention standards significantly improved and the relative risk of ...
J. A. Forrester   +16 more
wiley   +1 more source

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