福州三县洲闽江大桥施工监控  

Construction Monitoring for Sanxianzhou Minjiang River Bridge in Fuzhou

作　　者：刘孝军[1] 朱华民[1] 

机构地区：[1]铁道部大桥局勘设院,湖北武汉430050

出　　处：《桥梁建设》2000年第2期-,共3页Bridge Construction

摘　　要：福州三县洲闽江大桥是一座主跨为 2 38m的独塔单索面预应力混凝土斜拉桥 ,其主跨采用悬臂拼装法施工 ,拼装过程中力求“索力”、“线形”双控 ,安装控制难度较大。介绍了该桥在悬拼施工过程中的监控阶段的确定、施工监控原则、监控计算、标准节段监控实施步骤、监控内容及监控效果。Sanxianzhou Minjiang River Bridge in Fuzhou is a single pylon, single cable plane PC cable\|stayed bridge with a main span of 238 m. The main span of the bridge is erected with cantilever construction method. During erection, efforts have been made to control cable force and bridge geometry at one time. The erection control is thus fairly difficult to carry out. Determination of monitoring stages, principles and calculation are described,and monitoring steps, contents and effects for typical segments of the bridge are dealt with as well.

关 键 词：福州 闽江桥 斜拉桥 预应力混凝土桥 施工监控 桥梁观测 

分 类 号：U44[建筑科学—桥梁与隧道工程]