镇江五峰山长江大桥北锚碇沉井施工监控管理

Construction monitoring and management of north anchor caisson of Wufengshan Yangtze River Bridge in Zhenjiang

江苏镇江市五峰山长江大桥,位于长江水道之上,是连镇高速铁路跨越长江的关键工程,也是江都至宜兴高速公路跨越长江的连接工程,桥梁总长6408.909 m。主要对北锚碇沉降施工监控技术要点进行分析,对监控中的重难点和工作控制要点进行论证,保证结构受力可控和工程安全,对其他类似桥梁建设具有借鉴意义。

Wufengshan Yangtze River Bridge in Zhenjiang City,Jiangsu Province,is located on the Yangtze River waterway.It is a key project for Lianzhen high-speed railway to cross the Yangtze River.It is also a connection project for Jiangdu Yixing Expressway to cross the Yangtze River.The total length of the bridge is 6408.909 m.This paper mainly analyzes the key points of monitoring technology for the settlement construction of the North Anchorage,demonstrates the key points of key and difficult points and work control in the monitoring,so as to ensure the controllable stress of the structure and engineering safety,which has guiding and reference significance for the construction of other similar bridges.