box girder

Temperature action effect of concrete box-girder affects directly safety during construction and reliability during service.

混凝土箱梁的温度作用效应直接影响施工过程的安全性及后期使用阶段的可靠性.

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There is an increasing tendency to extend the span of the continuous box girder in bridgework. The cast-in-place cantilever method with rhombic trussed cradle is adopted at the giant prestressed concrete continuous box girder bridge across the Beijing-Hangzhou Grand Canal, in the Beijing-Fuzhou Expressway.

随着桥梁工程中连续箱梁的应用逐步向大跨度方向发展，京福高速公路跨京杭运河特大桥预应力混凝土连续箱梁，采用了菱形桁架式悬臂挂篮浇筑。

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The paper analyses the nonlinear cracking behavior of reinforced concrete box girder.

对钢筋混凝土箱梁受力开裂破坏的非线性机理进行了研究.

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Finite Element Simulation Analysis of Force Conditions of Steel and Concrete Composite Box Girder Bridge

钢混组合箱梁桥受力的有限元仿真分析

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Statistical datum and researches have indicated that some cracks of concrete box-girder are caused by temperature action, which results from lack of in-depth research on concrete box-girder temperature field basing on systemic observing datum.

统计资料和研究表明，公路桥梁混凝土箱梁某些部位裂缝是由于温度作用而产生的，其原因是缺乏在系统的观测数据上对混凝土箱梁温度场的深入研究。

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The type of groove suitable to box girder welding was examined and a new welding technology fox box girder with one-sided groove by two automatic welding machine has been advanced.

探讨了适合于箱形梁焊接的坡口形式；提出了箱形梁单面坡口自动角焊的焊接新工艺。

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The scheme is a transition between the box girder with vertical piers and the true arch.

该结构是具有垂直墩的箱梁桥钢与真正的拱桥之间的一种过渡形式.

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But setting of these abutments leads to more complex mechanics in cross diaphragm and box girder.

然而,这些墩的设置导致箱梁及横隔梁的受力更趋复杂.

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Construction technical of the elected bridge monolithic box girder was briefly introduced.

摘要简要介绍了城市轨道交通中运架一体式架桥机架设高架桥整孔箱梁的施工技术.

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Analysis of transversal internal force of box girder with finite stripe method

箱梁横向内力的有限条法

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The ship's hull is a thin-walled box girder structure composed of stiffened panels.

船体是由加筋板组成的薄壁箱形梁结构.

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The successful alternative was the cast-in-place segmental prestressed concrete box girder.

最后采用的方案是分段现浇的预应力混凝土箱形梁.

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With the development of high grade highway, prestressed concrete box girder bridges are adopted widely.

随着我国高等级公路的发展, 预应力混凝土连续箱梁桥在桥梁建设中得到更为广泛的应用.

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And then contrast the computed result the plane's box girder, proposes some meaningful conclusion. "

对比平面的箱形梁计算结果, 提出有意义的结论.

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Analysis on Stress of Box Girder Concrete and Finite Element Method

箱梁混凝土应力及有限元分析

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Using resistance target, a new mix design method for large-span concrete box girder was put forward.

基于箱梁混凝土的抗裂性, 提出了新的大 跨 径箱梁混凝土配合比优化设计方法.

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Analysis of Crack on End Cross Beam in Continuous Curved Box Girder

连续曲线箱梁桥端横梁裂缝原因分析

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Temperature Effect of Construction Control for Concrete Box Girder Bridge

混凝土箱梁桥施工控制的温度效应

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Meantime, combined the flexural carrying capacity ultimate state characteristic of concrete thin-walled box girder, when the strain of longitudinal steel at tensile region firstly arrives at 0.01, the ultimate flexural capacity calculated formula and designed formula of concrete thin-walled box girder has been obtained.

同时，结合混凝土薄壁箱梁抗弯承载力极限状态下的特点&以受拉区钢筋应变达到0.01为标志，推导得出了混凝土薄壁箱梁抗弯极限承载力计算公式和设计公式。

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Spatial Effect Analysis of Internal and External Temperature Differences of Box Girder Bridge

箱形桥梁内外温差空间效应分析

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The Evaluation and Maintenance Study of the Existing Steel Box Girder Bridge

在役公路钢箱梁桥的性能评估与养护维修对策研究

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It is a new method displacementform in analysis of shear lag effect on thin-walled box girder.

为薄壁箱梁的剪力滞效应分析提供了新的思路和方法.

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Analysis of high finite strip method of curved thin-wall box girder bridge

弯曲薄壁箱梁桥高阶有限条法分析

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Sliding Analysis on Offset Load of Single Support Continuous Box Girder Bridge

独柱支承连续箱梁天桥活载偏载时的滑移分析

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Research of Calculation and Analysis of PC Box Girder Structure with Long Span

大跨预应力混凝土箱梁结构计算分析研究

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River-spanning bridge is longitudinal asymmetry continuous box girder bridge which is difficult for construction.

跨江大桥为纵向不对称现浇悬臂施工连续箱梁桥,施工难度大、技术复杂.

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Under the action of load, the box-girder bridge may present the phenomenon of shear lag.

箱形截面梁桥在荷载作用下, 会产生剪力滞效应.

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The design of the form panel of box girder;

箱梁模板的设计；

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This makes the box girder the ideal choice for bridges with any significant curve in them.

这使得箱梁的理想选择桥梁与任何重大的曲线他们.

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Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.

简要介绍武汉白沙洲大桥主桥上部结构的钢箱梁、高强螺栓、预应力混凝土箱梁、斜拉索的施工工艺和质量控制措施。

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