帷幕注浆在岩溶发育区桩基施工中的应用

摘要

文章结合帷幕注浆技术在贵阳绕城公路西南段大河边特大桥大规模溶洞施工处理中的应用实例,提出了岩溶地区帷幕注浆的设计方案与施工技术要点,对同类施工具有借鉴和指导作用。%Combined with the application case of curtain grouting technology in the massive cave construction treatment of Dahebian Super-large Bridge in the southwest section of Guiyang Ring Road,the article proposed the design plan and construction technology keypoints of curtain grouting in karst regions,with the reference and guidance roles for similar construction.