Otherwise, in using the continuous girder bridge we can find that the craze of the box-beam is very popular.
另外，在预应力连续桥梁的使用过程中，发现箱梁开裂的现象相当严重。
Based on the continuous girder bridge completed conventional design on the basis of content, a more detailed analysis of the composite structure in the design of the bridge four key issues.
本文在结束连续梁桥向例设计实质的根底上，较仔细地分析了组合结构桥梁设计中的四个关键问题。
It is the wide application of P. C. continuous curved box-girder bridge which has become an important bridge style in the transportation infrastructure.
预应力混凝土连续曲线箱梁桥应用日益广泛，已经成为现代交通基础设施的重要桥型。
Using a spatial composite finite element method, combining three-dimensional solid element and bar element, the mechanical analysis of a two-span curved PC continuous box girder bridge is conducted.
采用三维实体单元和杆单元相结合的空间组合有限元方法，对一座两跨曲线预应力混凝土箱形连续梁桥进行空间受力分析。
Lastly design of P. C. continuous curved girder bridge is discussed in the paper, in especial prestress reinforcing steel bar's loss and bearing design.
最后介绍了预应力混凝土连续曲线箱梁桥的设计，重点讨论了总体设计，钢束预应力的损失的计算，预设支座偏心调整扭矩等设计中的关键问题。
The approach Bridges of Binzhou Huanghe River bridge are of prestressed concrete continuous girder structures used with C50 high performance concrete.
滨州黄河大桥引桥是预应力混凝土连续梁桥，采用C50高性能混凝土。
There is an analysis of spatial stress on variable cross-section wide box girder of three-span continuous PC rigid frame bridge in the paper.
对一座铁路三跨连续PC刚构桥变截面宽幅箱梁进行了空间应力分析。
The hanging baskets are the main equipments in the cantilever casting construction of large-scale prestressed concrete continuous rigid bridge and continuous girder bridge.
挂篮是目前大跨径预应力混凝土连续刚构桥和连续梁桥在悬臂浇注施工时主要采用的施工设备。
Aiming at the main damage and its causes of a large-span continuous rigid framework bridge, the strengthening measure of adding the external cable to prestressed concrete box girder was introduced.
针对某大跨度连续刚构桥出现的主要病害及其原因，介绍了采取增设预应力混凝土箱梁体外索的加固措施。
Four types of support systems have been summed up in light of continuous curved box-girder bridge supports used, the characteristics of each support system have been analyzed.
针对目前连续弯箱梁桥常采用的支承形式，提炼出四种支承体系，分析各支承体系的特点。
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.
以水下浇筑大桥承台和采用挂篮法施工多跨连续箱梁结构是浙江富阳大桥工程的重头戏。
A comparison of steel deck weights indicates that the cable-stayed bridge again fills the void between the continuous girder and suspension Bridges.
以上钢桥面重量的比较指出，斜拉桥介于连续梁和悬索桥之间。
Based on simple vehicle model and simple continuous girder bridge model the vehicle-bridge interaction model is make.
参照简化的车辆模型和桥梁模型，建立了车-桥相互作用的数学模型。
This paper introduces the concrete pouring of continuous box girder of main structure of the bridge and the tension construction technology.
重点介绍了该桥的主桥上连续箱梁混凝土浇筑以及张拉施工技术。
The prestress concrete continuous girder bridge is one of the most widely used in bridge engineering because of its excellent structural system.
预应力混凝土连续梁桥因其优越的结构体系成为当今一种广泛采用的桥梁形式。
In addition, traditional concrete box girder webs inclined crack problem has been more and more prominent, direct threat to the continuous rigid frame bridge normal use.
此外，传统混凝土箱梁的腹板斜裂缝问题也己经越来越突出了，直接威胁着连续刚构桥的正常使用。
This paper explained the construction technology of the bearing replacement for quasi-continuous T-girder bridge and analyzed the causes of bearing disease.
本文着重介绍准连续T型梁桥支座替换工程施工技术，并分析支座病害原因。
In this paper, the design of the long span asymmetric prestressed concrete curved continuous girder bridge, and static and dynamic load tests for the completed bridge are described.
介绍大跨度不对称曲线预应力混凝土连续梁桥的设计和成桥后的静、动载试验。
The superstructure of the main spans of Jincheng Bridge in Wuxi is a prestressed concrete continuous box girder with its longitudinal and transverse prestressing ducts grouted by vacuum method.
无锡金城大桥主跨上部结构为预应力混凝土连续箱梁，纵、横向预应力孔道压浆采用真空辅助压浆工艺。介绍该真空辅助压浆的施工工艺。
The analysis results in the paper indicate that the effect of the curvature radii should be reckoned in the analysis of the vehicle-bridge coupled vibration about the continuous curved girder Bridges.
分析结果表明在曲线梁桥的车桥耦合振动分析中应计入曲率半径的影响。
In this paper, for making the right engineering decision, use fuzzy comprehensive theory to evaluate the reliability of certain continuous girder bridge.
本文利用模糊综合理论来进行连续梁桥的可靠度评估，以便为工程决策做出正确的指导。
However, curved continuous rigid-frame bridge combines the forcing bearing characteristics between curved girder bridge and rigid-frame bridge, which makes the structure analysis complicated.
但弯连续刚构桥结合了弯梁桥和刚构桥的受力特点，使结构分析变得复杂。
The Dagu River Shipping Channel bridge of Qingdao Bay bridge is a single tower self-anchored suspension bridge with asymmetric 4-span continuous steel box girder.
青岛海湾大桥大沽河航道桥为不对称独塔四跨连续钢箱梁自锚式悬索桥。
In the paper, the 3-dimension finite element model for bridge deck continuous simply-supported girder is established and model analysis is carried out with ANSYS.
本文以高架桥常见的结构形式桥面连续简支梁结构为例，建立三维有限元模型，进行了模态分析并与试验结果进行对比分析。
A calculation model and method of the cross slab in the box girder is obtained by the bridge 3D-analysis of the continuous concrete box girder under dead and live load.
为准确而全面地把握横隔梁的受力特性，结合具体算例，对箱梁横隔梁的受力特性进行了分析，指出了横梁常规计算方法的缺陷，并提出了一种新的计算模型。
A calculation model and method of the cross slab in the box girder is obtained by the bridge 3D-analysis of the continuous concrete box girder under dead and live load.
为准确而全面地把握横隔梁的受力特性，结合具体算例，对箱梁横隔梁的受力特性进行了分析，指出了横梁常规计算方法的缺陷，并提出了一种新的计算模型。
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