The dynamical date is the key factor in the design of Bridge Erection Machine and so on.
架桥机等起重设备的工作动态特性参数是进行此类设备设计的关键因素之一。
A suspension bridge project is taken as an example, in which the evolution of critical wind speed of flutter during bridge erection is studied by a multi-mode flutter analysis approach.
以某悬索桥设计方案为工程背景，应用多模态颤振分析方法，分析了该桥架设阶段颤振临界风速的发展趋势。
The main bridge type crane, the erection and assembly has strict technical requirements, and a set of measurement methods to measure the installation result strictly.
桥架式桥式起重机的主体，其架设和组装都有严格的技术要求，并有一套严格的测量方法来测量安装结果。
The bridge rotation construction craft is the efficient method especially in the gorge, cliff, or arduous landform for its simple erection equipment, short time limit, safe construction.
桥梁转体施工工艺是在深山峡谷、悬崖陡壁、地形险峻的桥位上架设桥梁的有效方法。
The text detailedly introduced crown block, running system, availability work period of bridge girder erection equipment and improve case for precast beams install.
详细介绍了对双导梁式架桥机天车、行走系统、有效工作长度及预制梁安装就位的改进情况。
Used as the auxiliary supporting system for erection of the spans, the pier-side brackets to be arranged at the main piers of the bridge were indispensible.
南京大胜关长江大桥主桥钢桁拱采用架梁吊机双悬臂架设方案，主墩墩旁托架作为架梁的辅助支承体系必不可少。
Hauling system is key equipment in the main cable erection of suspension bridge. It is a complex system which consist of many kinds of mechanic and the operators.
牵引系统是悬索桥主缆架设施工的关键设备，它是多种机械设备与操作人员组成的一个复杂的大系统。
According to the structural characteristics and use of bridge girder erection machine, this paper analyzes risk factors, corresponding measures to be taken for preventing accident.
本文根据架桥机的结构特点和使用状况，分析引起危险因素的原因，提出预防事故发生要采取的安全措施和相应办法。
The deck erection gantry is a specialized equipment for erection of suspension bridge deck segments, it has mainly two forms of winch type and hydraulic lifting type.
跨缆吊机是悬索桥钢箱梁桥面单元提升安装的专用设备，主要有卷扬机提升式和液压提升式两种形式。
This paper mainly introduces the cable erection construction experience and the key control points of main span arch boxes of Wentanghe Extra Large Bridge on Chongqing-Linshui Expressway.
主要介绍了渝邻高速公路温塘河特大桥主跨拱箱缆索吊装的施工经验及控制要点。
The remodeling process of sloped elevator and erection technology of cantilever tower crane were introduced during the south main tower construction of Queshi Bridge in Shantou.
介绍了汕头石大桥南主塔施工中斜爬电梯改装过程和悬臂塔吊安装工艺。
In this paper, the erection schemes, principal construction techniques for the steel tube arch and geometry control during erection of the arch of the Bridge are presented.
介绍大桥钢管拱的安装方案、主要施工技术以及施工过程中的线形控制。
The gait-model bridge girder erection machine mainly applied to the erection of long-span, large-tonnage and double amplitude bridge deck concrete full-span box girders.
本架桥机主要应用于大跨度、大吨位、双幅桥梁架设中混凝土整孔箱梁的架设。
The erection of the temporary piers in side spans and the completion of the side spans can improve the aerodynamic stability of the bridge under construction.
结构的颤振失稳风速呈下降趋势，最低颤振失稳风速出现在成桥阶段，临时墩的架设和边跨合拢对结构的颤振稳定性有提升作用。
The erection of the temporary piers in side spans and the completion of the side spans can improve the aerodynamic stability of the bridge under construction.
结构的颤振失稳风速呈下降趋势，最低颤振失稳风速出现在成桥阶段，临时墩的架设和边跨合拢对结构的颤振稳定性有提升作用。
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