苏通大桥4号主塔墩钢吊箱下放技术

Introduce of Steel Hanging Box Sinking Technique of the Fourth Main Tower Pier of Sutong Bridge

主要介绍了钢吊箱下沉考虑的设计工况,施工过程中对设计结果出现最大应力、应变位置的监测情况,下沉的过程控制和采取的措施,平面和竖向定位的方法及效果。

In this article, authors provide design condition considered during steel hanging box sinking, monitoring to the maximum stress and strain points calculated in design during construction process, sinking process control and adopted measures and horizontal and vertical orientation methods and effect.