truss bridge

To the long span steel truss bridge, joint fatigue damage is the main-type destroys.

对于大跨度钢桁梁桥, 节点疲劳破坏是最主要的破坏形式.

According to fatigue damage accumulation theory, test load of verified fatigue test on rail across beam and welded connections with integral joint of combined steel truss bridge was gotten.

依据疲劳损伤累积理论，确定了公轨两用钢桁桥轨道横梁与整体节点连接头验证性疲劳试验的试验荷载。

The mode response of a steel truss bridge was analyzed by ANSYS and its seismic responses under transverse and longitudinal excitation were calculated using time-history analysis function.

通过利用ANSYS对某钢桁架桥进行了模态分析，并用时程分析法进行了在横桥向和竖桥向激励下的地震响应分析，得到了在关键截面的位移和杆件内力响应峰值。

The old Xinzha Bridge in Shanghai City is a steel truss bridge, 64.

上海市老新闸桥为钢桁架桥, 桥长64.

Comparison of Bridge Structures of Railway Through Truss Composite Bridges

下承式铁路钢桁结合桥的桥式结构比较

The main bridge of Dongguan Dongjiang bridge is a three main trusses steel bridge with rigid cable, is a new double-deck bridge structural style., It possess advantages of both suspension bridge and steel truss bridge.

广东东莞东江大桥主桥是一座三主桁双层桥面刚性悬索加劲钢桁梁，这是一种较为新颖的桥梁结构形式，它同时具备悬索桥与钢桁架桥的优点。

Modal analysis of through steel truss girder bridge

下承式钢桁结合梁桥模态分析

Prestressed Concrete Oblique-pulling Truss Bridge is a relatively novel structure, which is combined with cable-stayed bridge structure and T type rigid structure, and includes the advantages of both cable-stayed bridge and truss bridge.

预应力斜拉下承式桁架桥是一种新颖的桥梁结构，是由斜拉结构和T形刚构组合而成，其受力既有斜拉桥的特性，又有T形刚构的性能。

As a bridge structure, steel truss bridge is the most common form of Double-deck Bridge, it have been widely used at home and abroad.

钢桁梁桥作为双层桥中最常见的结构形式，在国内外都得到了广泛的应用。

Steel through truss bridge has some excellence, such as low girder, light deadweight, high carrying capacity, comfortable travelling crane, short construct periods.

下承式钢桁架桥具有梁高低、自重轻、承载能力大、行车平稳舒适、施工周期短等优点。

The paper discusses the application of beret truss bearers in prestressed concrete process tie bar arch bridge construction after mechanical calculation.

通过力学验算，初步探讨组合式贝雷桁架片托架在预应力砼系杆拱桥梁施工中的应用。

Development and Manufacture of Aluminum Test Model for Concrete Filled Steel Tube Arch Truss Bridge

钢管混凝土桁式组合拱桥铝合金试验模型研制

Thought set different damage situations of cable-stayed bridge and truss bridge, analyzed the effects of damage detection, basis of Practicality of bridge early-warning index and damage location method which used in practical engineering is provided.

通过设定斜拉桥和桁架桥不同的损伤状况，分别进行损伤预警和定位，分析损伤识别的效果，为桥梁损伤预警指标和定位方法在具有复杂结构体系的桥梁中的实用性提供了依据。

Design and Analysis of Superstructure of Through Urban Steel Truss Bridge

下承式城市钢桁架桥上部结构设计与分析

Based on an example of a welding-boltedcontinuous truss bridge, a method of assessment-strengthening integrity is discussed.

本文以某公路桥为例,探讨了一套完整的适用于钢桁渠桥的评定加固一体化方法.

Taking the erecting of Guixi large steel truss bridge for an example, this paper detailedly introduced the construction technigue of integral erecting of steel truss beam.

结合贵溪信江大桥钢桁梁的架设实例，详细介绍了钢绗梁低拼高架浮运法的施工方法和施工过程。

In recent years, the research work in steel structure with prestressed tendons mainly concentrates on prestressing force steel truss, tension rod, compression bar, etc, but the study work to the application in the engineering of bridge building is less.

近年来，预应力钢结构研究的工作主要是集中在预应力钢桁架、拉杆、压杆等方面，而对于预应力钢结构在桥梁工程中的应用则研究得较少。

Sensor arrangement method based on vulnerability analysis for a truss bridge

基于易损性分析的桁架桥传感器布设方法

Based on the steel truss bridge mode of 1 ∶ 10 scale, the identification methods of bridge structure damage detection was discussed. By finite element method and hammer pound method with Varied-Time-Base ( VTB) technology, the modal test analysis of bridge modal was done.

本文以1∶10钢桁架桥梁模型为研究对象，用有限元模型及实验模型进行局部损伤的识别，实验采用锤击法及变时基（VTB）技术对桥梁模型进行了模态分析。