一、概述随着工业及经济的发展,建筑的密度愈来愈大,因此对建筑的要求不断向高向深发展。带有单层或多层地下室的多高层建筑物,其常规施工是用“正作法”即“开敞法”进行。即对基坑放坡或加临时围护进行开挖到预定深度后,进行基础处理并浇筑底层地下室底板混凝土,然后自下而上进行各 I. Overview With the development of industry and economy, the density of buildings is increasing. Therefore, the requirements for construction continue to grow toward higher levels. The conventional construction of multi-storey buildings with a single or multi-story basement is carried out using the “right practice” or “opening law”. That is, after the excavation of foundation pits or temporary enclosures to a predetermined depth, the foundation treatment and pouring of the concrete of the basement floor of the basement are carried out, and then each is performed from bottom to top.