T梁桥横向加固方法及应用  

Transverse Strengthening Method of T-girder Bridge and Its Application

作　　者：严国齐 YAN Guoqi

机构地区：[1]武汉航空港发展集团有限公司,湖北武汉430023

出　　处：《城市道桥与防洪》2022年第3期139-140,M0012,M0013,共4页Urban Roads Bridges & Flood Control

摘　　要：介绍了T梁桥的横向加固方法,并结合武汉市某大桥加固案例,对如何将旧T梁桥翼缘铰接变为刚接、横隔梁如何加固以及新增预应力横梁等横向加固方法的应用及加固效果进行了具体介绍,可为同类T梁桥加固提供参考.The transverse strengthening method of T-girder bridge is in introduced.Combined with a bridge strengthening case of Wuhan,the application of the transverse strengthening method how to change the flange pin joint of old T-girder bridge to rigid joint,how to strengthen the diaphragm and how to add the pre-stressed crossgirder,and the strengthening effects are introduced in details,which can be referred for strengthening the similar T-girder bridges.

关 键 词：T梁桥 横向加固 Civil/Midas和桥梁博士计算软件 

分 类 号：U445.72[建筑科学—桥梁与隧道工程]