砂砾石地层塑性混凝土防渗墙施工工法在引黄总干三级泵站应用

Application of Construction Method of Plastic Concrete Seepage-prevention Wall for Sand and Gravel Statum in Third Pumping Station,the General Main Line of the YRDP

文中论述了万家寨引黄工程总干三级泵站场区砂砾石地层中的混凝土防渗墙在施工中采用冲击钻孔泥浆正循环法出碴及混凝土浇筑的施工工艺

The construction technology of percussion boring, mud spoiling by the positive circulation method and concrete pouring is adopted in the construction of the plastic concrete seepage-prevention wall in the sand and gravel stratum of the third pumping station,the General Main Line of the YRDP.In this paper,this construction technology is introduced in detail.