上海中山医院综合楼工程施工技术

针对上海地区深基坑施工特点,结合上海市中山医院综合楼工程实践,采用了通风照明技术、取土口设置技术、地下连续墙施工技术、一柱一桩垂直度控制技术、一次分层水下混凝土灌注工艺、大开口分区暗挖取土技术等措施,监测结果显示各种变形满足有关规范要求,有效控制了基坑变形,保护了周边环境和建筑物的安全,解决了大面积不规则逆作法深基坑的关键施工技术,获得了良好的经济和环境效益。

CONSTRUCTION TECHNOLOGY OF SHANGHAI ZHONGSHAN HOSPITAL BULIDING

According to the characteristics of construction of deep foundation pit in Shanghai,combined with the practice of Shanghai Zhongshan Hospital Comprehensive Building,the following technical measures were used,such as the ventilation lighting technology,borrow mouth set technology,the construction technology of underground continuous wall,a column and a pile verticality control technology,a hierarchical underwater concrete perfusion technology,large open partition hidden digging technology etc.The monitoring results showed that a variety of deformations could meet the relevant code requirements,which effectively controlled the deformation of foundation pit,thus protecting the surrounding environment and safety of buildings,solved the key technology of top-down construction of a large irregular deep foundation pit,good economic and environmental benefits were obtained.