大跨度混凝土斜拉桥拆除方法  

Demolition Method of Long-span Concrete Cable-Stayed Bridge

作　　者：钱建兴 Qian Jianxing(Shanghai Foundation Engineering Group Co.,Ltd.,Shanghai200002,China)

机构地区：[1]上海市基础工程集团有限公司,上海200002

出　　处：《建筑施工》2022年第11期2697-2700,共4页Building Construction

摘　　要：桥梁作为城市交通的重要载体,随桥梁服役年限增加、车辆超载、通航高度、桥梁结构劣化等原因的出现,对既有桥梁进行加固改造甚至拆除更新的工程需求日益增多。依托泖港大桥老桥拆除施工,通过采用逆序拆除法对大跨度混凝土斜拉桥拆除进行介绍,总结的施工经验可为后续国内相关桥梁拆除项目提供借鉴。As an important carrier of urban traffic,with the increase of bridge service life,vehicle overloading,navigation height,bridge structure deterioration and other reasons,the demand for strengthening and even demolition and renewal of existing bridges is increasing.Relying on the old bridge demolition construction of Maogang Bridge,this paper introduces the demolition of long-span concrete cable-stayed bridge by using the reverse sequence demolition method.The summarized construction experience can provide reference for the subsequent domestic related bridge demolition projects.

关 键 词：大跨度 斜拉桥 拆除 泖港大桥 逆序法 

分 类 号：TU99[建筑科学—市政工程]