impervious core

基本解释

Several key technical problems on the structural design and construction of the impervious core wall in the transverse cofferdams are expounded in this paper.
重点论述了围堰防渗墙结构设计及施工几个主要技术问题。
Using cement earth mixed piles to build impervious core is an important measure for strengthening embankment and is applied in the trunk embankment along Yangtze river.
水泥土搅拌桩建造防渗墙作为堤防防渗加固处理的一种重要施工方法，在长江干堤整险加固工程建设中得到了大量应用。
The inspection of completed impervious cores through excavating exploratory pits and core extraction shows that the quality of the impervious core body and its joints meets the design requirements.
施工完成后，通过开挖探坑、取芯等检查，防渗墙接头、墙体质量均符合要求。