分析了目前桥梁结构耐久性研究中存在的问题。
Main problems in the study of durability for bridge structures are presented.
拉索风雨激振是当前桥梁工程和风工程界非常关注的研究课题。
Rain wind induced cable vibration in cable stayed Bridges is presently a problem of great concern in communities of bridge engineering and wind engineering.
目前桥梁拓宽改建中常用的纵缝处理方式有新旧桥梁之间设置纵向断缝、翼缘板刚性连接或铰接。
Setting longitudinal break gaps between the new and the old Bridges and rigid or hinge connected the flange slabs are the usual disposal methods in widen and rebuild 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。
Pre-stressed concrete continuous beam and continuous concrete rigid frame bridge, constructed through balanced cantilever, are the widest used in recent Bridges.
传感器系统是桥梁结构健康监测系统的重要组成部分，传感器优化布设作为目前桥梁健康监测的一个研究热点。
Sensor system is one of the most important part of bridge health monitoring system. The optimal placement of sensor is hot topic in bridge health monitoring at present time.
Petroski博士说：“Tacoma海峡大桥事故改变了超级大桥的建造方式，在那以前桥梁设计者从不考虑分载荷。”
“Tacoma Narrows changed the way that suspension bridges were built,” Dr. Petroski said. “Before it happened, bridge designers didn’t take the wind seriously.”
Petroski博士说：“Tacoma海峡大桥事故改变了超级大桥的建造方式，在那以前桥梁设计者从不考虑分载荷。”
"Tacoma Narrows changed the way that suspension Bridges were built," Dr. Petroski said. "Before it happened, bridge designers didn't take the wind seriously."
针对当前桥梁领域中服务期维护成本过高等现状，一种改良的桥梁设计理论—桥梁全寿命成本设计理论也逐渐开始为人们所关注。
With Regard to high cost of bridge maintenance currently, a modified bridge design theory which is based on the life cycle cost has attracted increasing attention gradually.
本论文在分析国内外桥梁支座开发应用现状的基础上，针对目前桥梁支座开发研究的热点，对现有减震支座的构造和工作机理做了简单的介绍。
Based on analyzing the exploitation and applying of bridge bearing, aiming at the hotspot of bearing research, the paper introduces the isolation bearings structure and working mechanism.
本论文在分析国内外桥梁支座开发应用现状的基础上，针对目前桥梁支座开发研究的热点，对现有减震支座的构造和工作机理做了简单的介绍。
Based on analyzing the exploitation and applying of bridge bearing, aiming at the hotspot of bearing research, the paper introduces the isolation bearings structure and working mechanism.
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