• Its role is to support a bridge structure, reaction forces transfer to the pier, and to ensure that the bridge span structure under load to meet the design requirements of the deformation.

    作用结构支承传递墩台保证桥跨结构荷载作用下满足设计要求变形

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  • To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.

    安装前要起重机安装跨度金属结构主梁拱度水平旁弯小车轨道高低轨距偏差架对角线等进行测量

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  • As widespread construction of long-span Bridges and extensive application of efficient construction materials, the problems of bridge structure vibration have become increasingly prominent.

    跨度桥梁大量兴建高效能建桥材料广泛应用桥梁结构振动问题日趋突出

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  • Relevant conclusions of structure deformation are gotten through the analysis of deformation curve of static load test of bridge span.

    通过桥梁跨度荷载检验变形曲线进行分析得出了其结构变形有关结论

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  • There're some specializations of the cable-stayed bridge in its dynamic behavior, because of long span and flexibility of structure than others general engineering structure.

    斜拉桥由于跨度大、结构动力行为方面不同一般工程结构特殊性。

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  • The long-term deflection of Long Span Prestressed Concrete Box-girder Bridge(LSPCBB) is getting more and more serious in terms of structure safety.

    最后,桥梁设计计算、桥梁混凝土施工及箱梁下的防治技术进行论述,对开展控制结构长期挠的研究提出了建议。

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  • The paper analyzed the problems of common structure and design for middle and small span bridge, proposed some advice from standards, design methods and common structure characteristics etc.

    分析中小跨径桥梁常用结构设计存在的问题,针对问题规范标准、设计方法、常用结构特点、荷载标准确定等方面提出建议

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  • With the span of bridges becoming longer and longer, the static and dynamic problems of the bridge structure induced by wind are more and more serious.

    随着桥梁跨度不断增大,桥梁结构荷载作用下静力问题日益突出。

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  • Cantilever bridge piers in the use of long-span Bridges the middle it is usually not feasible in the bridge structure.

    悬臂利用中间桥墩长跨距通常不可行的桥梁结构。

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  • Cracking is quite common in prestressed concrete continuous box girder bridge, which influences appearance of component, life span of using, and even safety of structure,.

    预应力混凝土连续箱梁开裂可以说多发病”,影响着构件外观使用寿命甚至结构安全

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  • Underwater placement of bridge's platform and cradle construction method for multi-span continuous box-girder structure constitute the construction feature of Fuyang bridge in Zhejiang province.

    以水下浇筑大桥采用挂施工连续箱梁结构浙江富阳大桥工程重头戏。

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  • Abutment-a structure that supports the end of a bridge span and provides lateral support for fill material on which the roadway rests immediately adjacent to the bridge.

    桥台-指支撑承载紧邻桥梁道路填方材料提供横向支撑的结构物。

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  • Through observing the experimental bridge, which is designed by combined rigid structure in side span, the expected design effect has been obtained.

    通过试验使用,长期观测,完全达到预期设计效果

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  • The author recommends a brand new long-span bridge structure in high intensity earthquake areas—consecutive box girder rigid frame bridge with hollow abdomen.

    对于烈度地震区大桥梁的设计推荐了一种全新式方案——空腹箱梁连续刚构,该结构是钢管桁架预应力混凝土板的组合结构。

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  • The cable is the important component of suspension bridge. Determination of initial states of cable of large span suspension bridge is the key part of the upper structure construction.

    悬索桥重要受力构件,精确计算其空缆线形是悬索桥上部结构施工成败关键

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  • In this structure, the natural bridge support bar in the middle of two free pile after a wide span can be achieved.

    这种结构中,天然架桥两个自由中间加桩达到宽的跨度

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  • The long-span hybrid bridge of steel arch and rigid frame is a type of new bridge structure system.

    刚构协作桥梁一种新型组合体系桥梁,张拉系杆是调整这种体系内力与线形的重要方法。

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  • It is learnt that the flyover closed for the whole, the main bridge revisit "the" font structure, according to span is the longest and most wide bridge between people's flyover.

    据悉天桥封闭式主桥面呈“工”字型结构,是本市迄今为止跨度最长的人行天桥。

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  • New stiffening girder suspension bridge adopts a castellated steel and concrete composite structure, which has obvious advantages of structural stability in light load span suspension bridge.

    新型加劲悬索桥采用蜂窝型加劲梁组合结构荷载大跨径悬索桥较明显结构稳定性优势

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  • Because of their long span ability and light and beautiful structure, suspension bridges are more competitive bridge type of long-span bridge.

    同时随着桥梁建设技术水平不断进步,桥梁跨越能力越来越大。

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  • Large span continuous structure bridge has been a classical style in morden bridge, which guyed travelers grouting construction has being mostly applied in those bridge.

    跨度连续结构桥梁已经成为现代桥梁结构中的一个经典类型其中悬臂灌注施工是大跨度连续结构桥梁施工的主要手段。

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  • Suspension bridge as a long span, flexible structure, because of its sensitivity to wind, the stability under wind has become a key factor in design and construction.

    悬索桥作为一种跨径柔性结构由于作用敏感性,抗风稳定性已经成为影响悬索桥设计施工关键控制因素

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  • The bridge has characteristics of long span and complexity in structure and construction techniques.

    该桥具有跨度大,结构施工工艺复杂等特点

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  • On the basis of structure reliability principles, this essay studies the reliability of prestressed-concrete rigid-frame bridge with high-pier and large-span during construction period.

    本文依据结构可靠理论,对高大跨预应力混凝土刚构桥施工期桥墩可靠度进行研究

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  • On the basis of structure reliability principles, this essay studies the reliability of prestressed-concrete rigid-frame bridge with high-pier and large-span during construction period.

    本文依据结构可靠理论,对高大跨预应力混凝土刚构桥施工期桥墩可靠度进行研究

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