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牂牁江大桥成桥线形施工误差及控制方案分析

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文中以牂牁江大桥悬索桥施工项目为例,系统分析了主梁施工初始偏差、主缆施工初始偏差、主梁结构自重及弹性模量偏差、吊索预应力张拉偏差等因素对成桥线形的影响,并提出针对性控制方案.相关研究成果可为同类悬索桥成桥线形施工控制提供参考.
Analysis on Zangke River Bridge Linear Construction Error and Control Scheme
Zangke River Bridge construction practice was the basis for this paper to systematically analyze the influence of factors such as the initial deviation of main beam construction,the initial deviation of main cable construction,the self-weight and elastic modulus of main beam structure,and the prestress tension deviation of suspension cable on the shape of the completed bridge,and put forward a targeted pre-control plan,which achieved ideal results.The relevant research results can provide reference for the subsequent linear construction control of suspen-sion Bridges.

Self-anchored suspension bridgeConstruction errorLinear control scheme

罗德胜

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贵州公路工程集团有限公司,贵州 贵阳 550001

自锚式悬索桥 施工误差 线形控制方案

2024

江西建材
江西省建材科研设计院

江西建材

影响因子:2.247
ISSN:1006-2890
年,卷(期):2024.(1)
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