In the prestress design of PC continuous rigid frame bridge, there are two problems in dire need of solving.
在预应力混凝土连续刚构桥预应力设计中，有两个问题急需要解决。
This article analyzes dynamic responses of a continuous rigid frame bridge under construction with high piers and long span under the vehicles loading.
本文对一座正在施工中的高墩大跨连续刚构桥在汽车荷载作用下的动力反应进行了分析。
It is one of the defects that cracks occur in the bottom slab of an extra-long prestressed concrete continuous rigid frame bridge. There are many influence factors.
大跨度预应力混凝土连续刚构桥底板出现开裂是该类桥梁出现的问题之一，其影响因素较多。
Until now the bridge is the longest span in the continuous rigid frame double line railway bridge in our country.
该桥是目前我国最大跨度的预应力混凝土连续刚构铁路双线桥。
The principles and methods of construction control of pre_stress concrete continuous rigid frame bridge, and detailed construction control measures of Denkou Yellow River are introduced in the paper.
介绍了预应力混凝土连续刚构桥的施工控制原理和方法，以及磴口黄河大桥施工控制的实施步骤。
Pre-stressed concrete continuous beam and continuous concrete rigid frame bridge, constructed through balanced cantilever, are the widest used in recent Bridges.
预应力混凝土连续梁和连续刚构桥是目前桥梁工程中应用最广泛的桥型，通常采用平衡悬臂方法施工。
In the design of the continuous rigid frame bridge with double thin-wall piers, the reasonable selecting of parameters is very important to the bridge.
在双薄壁墩连续刚构桥设计中，选择合理优化的双薄壁墩的墩距和壁厚等参数是至关重要的。
In this paper, the application of seismic isolation technology is probed into continuous rigid frame Bridges under the engineering background of a highway bridge.
本文以某公路大桥为工程背景，探讨隔震技术在连续刚构桥中的应用。
The influence of concrete creep on bridge structure under the construction and operation stage for prestressed concrete continuous rigid frame bridge and cable-stayed bridge is also analyzed.
本文还针对预应力混凝土连续刚构桥和斜拉桥，分析计算了其在施工和运营阶段，混凝士徐变对桥梁结构的影响。
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。
Especially in the continuous rigid frame bridge reinforcement, the results are obvious.
尤其在大跨径连续刚构桥的加固中，效果显著。
From the seismic response analysis of the bridge, these obtained conclusions will give some refences for practical earthquake resisting designing of continuous rigid frame bridges.
通过对金厂岭澜沧江大桥的地震反应分析，期望能为连续刚构桥梁的抗震设计提供参考。
To ensure the quality and security of the prestressed concrete continuous rigid frame bridge, construction control was of great importance.
为了保证大跨径连续刚构桥悬臂施工的质量和安全，施工控制是非常重要的。
This continuous rigid-frame bridge construction of complex structure, and environmental factors, increases the difficulty of construction.
该连续刚构桥构造复杂，且受施工环境因素制约，增加了该桥施工难度。
The structural analysis method of the continuous rigid frame bridge and the theories of adaptive control system and method of control were discussed in this paper.
本文论述了连续刚构桥结构分析方法、自适应控制系统的理论和控制方法。
Casting mass concrete of pile caps in long-span continuous rigid frame bridge is one of the key processes during bridge construction.
大跨连续刚构桥大体积混凝土承台浇注是桥梁施工的关键工序之一。
And during the cantilever construction of the prestressed concrete continuous rigid frame bridge, the beam axis shape of formed blocks can't be regulated during the subsequent constructions.
而且，在预应力混凝土连续刚构桥悬臂施工过程中，已建成梁段的线形在后期施工中是不可调整的。
By test, we will know more about prestressed concrete semi-rigid frame continuous box girder bridge.
通过试验，使我们对于预应力混凝土半刚构-连续梁桥有了进一步的认识。
In the long-span continuous rigid frame bridge construction process, usually use hanging basket-situ cantilever construction method of symmetry.
大跨径连续刚构桥梁施工，通常采用挂篮悬臂现浇对称施工法。
In this paper, a new beach in Chongqing Qijiang bridge engineering background, with corrugated steel webs to carry out large-span continuous rigid frame bridge research.
本文以重庆新滩綦江大桥为工程背景，开展大跨度波形钢腹板连续刚构桥的研究。
In this thesis, the spectrum analysis and transient analysis of curved continuous rigid-frame bridge with high piers and long spans under seismic excitation are performed.
大跨高墩曲线连续刚构桥结合了曲线梁桥和刚构桥的受力特点，加之高墩、大跨的柔度较大，使结构分析变得复杂。
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。
The prestressed continuous rigid frame bridge due to the force and deformation of the structure is very complicated.
由于预应力连续刚构桥结构受力和变形情况十分复杂。
The prestressed concrete continuous rigid frame bridge often adopts the economical and reasonable segmental construction technique with cantilever installation.
预应力混凝土连续刚构桥常常采用经济合理、方便快捷的悬臂现浇施工法。
Through seismic analysis of large span continuous rigid frame bridge in intense earthquake area under rarely strong earthquake, this paper offers an effective ductility design method.
本文通过对于高烈度地震区大跨度连续刚构桥在罕遇地震下的抗震分析，提供了一种有效的延性设计方法。
The thesis studies and analyzes parameter design of long span prestressed concrete continuous rigid-frame bridge.
本文对大跨径预应力连续刚构桥的设计参数进行了分析研究。
The thesis studies and analyzes parameter design of long span prestressed concrete continuous rigid-frame bridge.
本文对大跨径预应力连续刚构桥的设计参数进行了分析研究。
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