在此基础上对钢筋混凝土桥梁进行疲劳可靠度分析。
On this basis, the fatigue reliability of the reinforced concrete bridge was analyzed.
体外预应力技术是加固既有钢筋混凝土桥梁结构最有效的方法之一。
External prestressing is one of the most effective methods to strengthen bridge.
塑料桥和玻璃桥将比现在的钢筋混凝土桥梁寿命更长，而且将会智能化。
Plastic and glass bridges will grow older than concrete and steel and become smart.
最后以一简支钢筋混凝土桥梁为例，证明了该方法的有效性、实用性和稳定性。
The validity, the practicability and the stability of the method were demonstrated by a simply supported reinforced concrete bridge as an example.
结果表明，该模型可用于大气环境下基于碳化的钢筋混凝土桥梁结构耐久性评估。
It shows that the stochastic model can be used to durability assess of existing reinforced concrete structures in atmosphere environment.
最后用可靠度的方法评估了一座在随机车流作用下，服役16年的钢筋混凝土桥梁。
Finally used the reliability of methods to assess the reinforced concrete bridge of 16m span under the random traffic.
在美国，大量使用钢筋阻锈剂的主要推动力，是公路系统钢筋混凝土桥梁的过早失效。
In the U. S., the major impetus for large-scale use of corrosion inhibitors in concrete arose from premature failures of reinforced concrete Bridges on the interstate highway system.
通过对耐久性问题的合理评估进行研究，建立钢筋混凝土桥梁耐久性模糊综合评估方法。
The paper proposes a practical method on fuzzy synthetic assessment of durability for reinforced concrete bridge through discussion on reasonable assessment of durability.
介绍了现行公路桥梁规范控制耐久性的规定，以及提高钢筋混凝土桥梁耐久性的新方法。
This paper introduces the actual provision about road bridge criterion controling durability, and some new methods to improve reinforced concrete bridge durability.
在众多的中小跨径桥梁中，普通钢筋混凝土桥梁占据了一定优势并且有逐年递增的趋势。
In many medium and small span Bridges, reinforced concrete bridge occupied with certain advantages and there has been increasing trend.
本文针对既有钢筋混凝土桥梁的特点，对可靠性评估的若干重要问题进行了研究，主要内容如下。
In this paper, to aim at the characteristics of existing highway reinforced concrete Bridges, some topics of reliability assessment are studied. The major contents are summarized as follows.
分别研究了钢筋混凝土桥梁在整体腐蚀和局部腐蚀同裂缝扩展的组合效应下截面刚度与服役时间关系。
The paper studies the relation between the section rigidity and the service time of the RC bridge under the composite effect of the expansion of cracks and the whole or local corrosion.
阐述了钢筋混凝土桥梁工程结构的损伤的原因，综述了结构加固的措施，以期为损伤分析和检测加固的技术应用提供借鉴。
The paper expounded the reason of the reinforced concrete bridge defection. It use for structure defection analysis and reinforcing that summarizing all the measures of structure.
而钢筋混凝土的耐久性不足对钢筋混凝土桥梁的使用年限产生了极大的影响，我国目前的很多钢筋混凝土桥梁便深受此害。
The lack of durability of reinforced concrete bridge on the use of reinforced concrete had a great impact on life, many of our existing reinforced concrete bridge will be well received by the victims.
PIER是一款整合的桥梁工程套装工具，用于AASHTO标准和LRFD的钢筋混凝土桥梁底部结构与桥梁基础分析设计。
RC-PIER is an integrated tool for the AASHTO Standard and LRFD analysis and design of reinforced concrete bridge substructures and foundations.
为对桥梁的地震损伤进行有效加固，保障抗震救灾生命线，粘贴碳纤维复合材料是一种快速、适用的钢筋混凝土桥梁加固方法。
Effectively strengthening the Bridges damaged in earthquake and protecting the lifeline of earthquake relief is very important, and pasting CFRP is a rapid and applicable method to reach the goal.
本文运用系统仿真的原理结合可靠度理论分别研究了钢筋混凝土桥梁在整体腐蚀和局部腐蚀及裂缝扩展组合效应下使用寿命及其可靠性。
Service-lifetime and reliability is estimated considering two models of uniform corrosion with effect of cracks and local corrosion on the theoretic of system simulation and reliability.
与预应力钢筋混凝土梁相比，其刚度较小，特别是在大跨径桥梁中，其挠度变形是影响其应用的重要控制因素。
Compared with prestressed rebar concrete beam, its stiffness is more little. Especially in the-big-span bridge, its deflection is a important control factor which influence its application.
钢梁与钢筋混凝土桥墩刚节点结合，是组合结构桥梁重要的结构形式之一。
The rigid connection between steel girders and reinforced concrete piers is one type of the important applications of composite construction.
钢筋混凝土结构的主要桥梁，被扭扁坍塌在河床。
Its main bridge - a huge concrete structure - now lies concertinaed on the riverbed.
通过工程实例，详细叙述了桥梁的桥墩盖梁加固的植筋施工工艺，预应力钢筋混凝土施工工艺和高强复合纤维粘贴施工工艺。
With engineering examples, the workmanship to strengthen Bridges is described in detail, including the cap beam reinforcement setting, PC reinforcement, and high tensile complex fiber gluing.
营子闸交通桥是一座钢筋混凝土井柱桩式桥梁，桥梁状况较差。
The traffic bridge on the Yingzi Floodgate is a reinforced concrete well-pile bridge of poor safety.
沿海钢筋混凝土与预应力混凝土桥梁易受渗入到钢筋表面的氯盐腐蚀，影响结构的耐久性。
The coastal reinforced or prestressed concrete Bridges are always liable to chloride corrosion permeating on the reinforcement therein and durability of the structures is thus degraded.
论述了混凝土的腐蚀机理及通用的防护方法，介绍了钢筋混凝土结构在桥梁建设中的重要应用。
This paper discusses corrosion principle and current protection methods of concrete, introduces the important application of concrete structure in the bridge building?
大坝、桥梁等水利工程的结构安全和防渗等绝大多数由混凝土和钢筋混凝土承担。
The structural safety and leakage of water conservancy project such as DAMS and Bridges are shouldered by concrete and steel reinforced concrete.
圆形截面钢筋混凝土构件是工程结构中常用的构件之一，如港口工程中的混凝土灌注桩、建筑物的承载柱、桥梁桥墩以及基坑的支护排桩等。
Members with circular concrete sections have been used widely for piles in harbor engineering, columns of the building, bridge piers and support piles in deep foundation ditch engineering, etc.
介绍某预应力钢筋混凝土斜弯坡桥在工程即将完成之际，进行桥面铺装之前发生沉降情况及原因分析，并对沉降后的桥梁进行复原与加固。
Described in this paper is the settlement of some prestressed RC bridge which occurred when deck pavement was to be paved, including analysis of the causes, and recovery and enhancement thereof.
根据钢筋混凝土梁内锈蚀钢筋的试验结果，提出了锈蚀钢筋的疲劳曲线，为合理确定服役老化的混凝土桥梁的疲劳寿命提供必要的依据。
According to the results of the tests on corrosion reinforcement in the reinforced concrete beams, this paper puts forward fatigue curve of corrosion reinforcement.
公路桥梁预制钢筋混凝土板梁施工中，底模的制作及脱模是关键。
Fabricating and demoulding of the base mould is a key during the course of construction for precast plate girder of highway bridge.
公路桥梁预制钢筋混凝土板梁施工中，底模的制作及脱模是关键。
Fabricating and demoulding of the base mould is a key during the course of construction for precast plate girder of highway bridge.
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