广西城镇建设
廣西城鎮建設
엄서성진건설
CITIES AND TOWNS CONSTRUCTION IN GUANGXI
2013年
8期
125-128
,共4页
旋挖钻孔灌注桩%圆砾层%泥浆浓度%钢护筒护壁%注浆法
鏇挖鑽孔灌註樁%圓礫層%泥漿濃度%鋼護筒護壁%註漿法
선알찬공관주장%원력층%니장농도%강호통호벽%주장법
rotary drilled and bored piles%gravel soil layer%slurry density%wall protection with steel protective canister%grouting method
通过工程实例，介绍旋挖钻孔灌注桩在穿越厚圆砾层防塌孔的三种处理方法，即增加泥浆浓度法、超长钢护筒护壁法、注浆法，以供类似工程参考。
通過工程實例，介紹鏇挖鑽孔灌註樁在穿越厚圓礫層防塌孔的三種處理方法，即增加泥漿濃度法、超長鋼護筒護壁法、註漿法，以供類似工程參攷。
통과공정실례，개소선알찬공관주장재천월후원력층방탑공적삼충처리방법，즉증가니장농도법、초장강호통호벽법、주장법，이공유사공정삼고。
Through project case, this paper introduces three treatment methods for hole collapse caused by rotary drilled and bored piles penetrating gravel soil layer, including slurry density addition, wall protection with long steel protective canister and grouting.
