对天津无缝钢管总厂轧管车间铁皮坑地下连续墙结构封底方案的修改

MODIFICATION OF CONTINUOUS CONCRETE WALL STRUCTURE BOTTON SEALING SCHEME ON SCALE PIT OF TIANJIN GENERAL SEAMLESS TUBE PLANT TUBE MILL

本文介绍改变已施工地下连续墙的水下封底为干封底方案所遇到的难题,叙述了解决这些难题的过程和方法,最后在工程上取得成功并节约了大量投资。

This paper presents the difficult problems happening when a as-built continuous conerete wall was changed from the underwater bottom sealing to the dry bottom sealing, and describes the process and meth- od to solve these problems. And finally, a great deal of benifit and success has been achieved.