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Aerodynamics: Wind Load on Bridge and Construction

Bangshidhar Goswami

Abstract


This article is description about wind load correspondence for bridge constructions. Calculation of high pier has conclusive scheme around transverse direction of wind load for long span girder bridge. Ethic has scoped by code of pursue for design of highway bridge and culvert and load code for design of as build structure. Assessment of expected environmental loads is basic in design of engineering structures that influences chain of load carrying capacity of module. Evaluation has governed loads to utilize codes of mathematical models and site-specific environmental properties as input parameters. Structural configurations and the associated risk categories and criteria have suggested issued as per models and input parameters that has required from initial construction phase to complete operational structure. Probabilistic estimate of events not necessarily extreme has studied to be important for serviceability evaluations. Methodology has been usual practice to follow traded code of calculation frameworks for large dimensioned structural dynamics of high-rise and long-span structures. Simplified apt towards physical and mathematical load/response model has been insufficient quantification of environmental input to suggest issue of failures. Conservative capture of specific relevant events has estimated undesirably high level of safety in prediction of environmental loads; so forth associated structural responses have been difficult to quantify using traded approaches. Optimal and safe design of any engineering structure has dealt from information about expected environmental loads. Mandated schedule has assigned to measure wind load at bridge if span lengths has been larger than 300 m or natural frequencies have been below 0.5 Hz.


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References


G. MORGENTHAL, Y. YAMASAKI: Aerodynamic Behaviour of Very Long Cable-Stayed Bridges during Construction; Procedia Engineering. 2011; 14: 1463.

K Hoffmann, RG Srouji and SO Hansen: Wind effects on long-span bridges: Probabilistic wind data format for buffeting and VIV load assessments; [Proc. Conf.]; 1st Conference of Computational Methods in Offshore technology (COTech 2017); IOP Conf. Series: Materials Science and Engineering; (276); (2017); ID: 012005.

LI Yan and SUN Hang: The Effect Analysis of Wind Load on Vehicle-Bridge Coupled Dynamic Behavior; Advanced Engineering Forum Vol. 5 (2012) pp 167–172

Guido Morgenthal, Imre Kovacs, Reiner Saul. “Analysis of Aeroelastic Bridge Deck Response to Natural Wind”. Structural Engineering Journal. March 2018; 15 (4): 232–235.

Ye Zheng-wei, Xiang Yi-qiang, Ye Zheng-wei: Analysis and Comparison on Wind Load of Long Span Girder Bridges with High Pier; Procedia Environmental Sciences 11 (2011) 322–327

Hoyeop Lee and Jiho Moon: Static Wind Load Evaluation under Steady-State Wind Flow for 2-Edge Sloped Box Girder by Using Wind Tunnel Test; Advances in Civil Engineering Volume 2019, Article ID 9397527, 12 pages https://doi.org/10.1155/2019/9397527

Siyu Zhu, Yongle Li, Koffi Togbenou, Chuanjin Yu and Tianyu Xiang: Case study of random vibration analysis of train-bridge systems subjected to wind loads; Wind and Structures; Volume 27, Number 6, December 2018, pages 399-416 DOI: https://doi.org/10.12989/was.2018.27.6.399

Suangga Made and Irpanni Herry: Aerodynamic performance of long span steel truss bridges in Indonesia; MATEC Web of Conferences 195, 02032 (2018) https://doi.org/10.1051/matecconf/

ICRMCE 2018

Y Han, ZQ Chen, XG Hua, ZQ Feng, GJ Xu; Wind loads and effects on rigid frame bridges with twin-legged high piers at erection stages; Advances in Structural Engineering; Vol 20, Issue 10, 2017; https://doi.org/10.1177/1369433216684350

K Hoffmann, RG Srouji and S O Hansen: Wind effects on long-span bridges: Probabilistic wind data format for buffeting and VIV load assessments; 1st Conf. of Comp.al Methods in Offshore Technol. (COTech2017); IOP Conf. Series: Mater. Sci. & Engg.; 276 (2017) 012005.


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