微型桩施工工艺研究  

Research on the Construction Technology of Micro-pile

作　　者：杜喜讯 李振强 王海涛 DU Xi-xun;LI Zhen-qiang;WANG Hai-tao(Shenzhen Shenshui Water Resources Consulting Co.,Ltd.,Shenzhen 518000,China)

机构地区：[1]深圳市深水水务咨询有限公司,深圳518000

出　　处：《价值工程》2021年第23期131-133,共3页Value Engineering

摘　　要：沙井水质净化厂三期工程基坑采用Ф400微型桩+水泥搅拌桩格栅墙支护,微型桩采用短螺旋钻头成孔,泥浆置换清孔,内插工字钢形成骨架工艺,圆满完成了施工任务,获得了参建各方的一致认可。The foundation pit of the third phase of the Shajing Water Purification Plant is supported byФ400 micro-pile+cement mixing pile grid wall.The micro-pile uses a short spiral drill bit to form the hole,the mud is replaced to clear the hole,and the I-steel is inserted to form a skeleton process,which is successfully completed The construction task was completed and the construction was unanimously approved by all parties involved.

关 键 词：微型桩 短螺旋钻头 注浆 型钢骨架 

分 类 号：TU473.1[建筑科学—结构工程]