大口井排水法在送电线路工程中的应用

Application of large open well dewatering method in power transmission line engineering

以滦河电厂-周营子220 kV双回线路工程G40铁塔基础施工为例,介绍了大口井排水法的施工过程并进行了计算验证,对大口井排水法和传统的井点施工法进行了比较,指出了大口井排水法的优点。

Taking G40 iron tower foundation construction of Luanhe Power Plant-Zhouyingzi Substation 220 kV double circuit line as example,the construction process of large open well dewatering method was introduced,and relevant calculation verification was given.The large open well dewatering construction method was compared with the traditional well point construction method,and the advantages of the large open well dewatering construction method were pointed out.