射水法造防渗墙新技术施工质量控制

Construction quality control of seepage proof wall constructed by new technology of water jetting

从射水法造防渗墙施工新技术原理、工艺流程和特点、施工过程质量控制、防渗墙墙体整体质量评价和技术经济分析等角度，介绍了射水法造防渗墙施工新技术及其在洪湖长江干堤田家口段试验工程中的应用情况。结果表明：射水法造防渗墙施工新技术具有施工质量优良，防渗效果明显，施工速度快，施工造价低，操作方便等优点。适宜于堤防工程透水地基的防渗处理。

A new technology for constructing impervious wall by water jetting method and its application in an experimental project at Tianjiakou section of Yangtze dyke in Honghu area are presented from the viewpoint of technical principle,technological process and characteristics,quality control in construction,integral quality assessment and techno-economic analysis of the impervious wall.Results show that the new technology for constructing impervious wall by water jetting method has such advantages as excellent construction quality,obvious seepage prevention effect,rapid construction,low construction cost,convenient operation,etc.This method is suitable for treatment of permeable dyke foundation.