【摘要】 随着我国高层与超高层建筑的发展 ,地下空间的开发和利用日益重要 ,相应深基坑工程的数量也急剧增加 ,因而深基坑支护设计与施工技术成为技术热点问题 .根据深基坑的基本功能与特点 ,主要介绍了我国在深基坑总体方案设计、支护结构、基坑开挖、施工监测、地下水控制等关键问题的现状与主要观点 .更多还原

【Abstract】 With the development of high and ultrahigh construction,the utilizations of underground space become more and more important.Meanwhile,the number of projects with deep foundation has been rapidly increasing.Design of retaining and protecting for foundation excavation and construction skill become the key technical problems.Technique of retaining and protecting for foundation excavation is not only a synthesize civil problem,but also a practical subject.on the basis of characters and functions of the foundation excavation,it has described the status of the main aspects of total scheme design of retaining and protecting for foundation excavation,excavation and supporting of foundation eccavation in China and some major concepts formulated in this respect.更多还原