杭州下沙大桥七、八合同段主桥主梁施工挂篮型式的比较与分析

Comparison and Analysis of Traveling Carriages Used for Main Girders of Main Bridge Under Contracts No.7 and No.8 of Hangzhou Xiasha Bridge Project

介绍刚构桥梁主梁悬臂施工主要设施—挂篮的型式、结构,对不同型式挂篮进行比较和分析,经过挂篮加载试验和实际使用,总结出两种结构不同的挂篮各自的优缺点。

This paper presents the major equipment, the traveling carriages used for cantilever construction of main girders of the rigid-frame bridge, compares and analyzes two different types and structures of the carriages. On the basis of the loading tests and applications, the paper also summarizes the advantages and disadvantages of each type of the carriages in question.