珠江流域电力基坑围护结构施工前溶(土)洞处理
秦晋1
作者信息
- 1. 中铁十六局集团地铁工程有限公司,北京 100010
- 折叠
摘要
文章针对广州市珠江流域溶岩发育的特点进行分析,对大坦沙岛电力隧道盾构始发工作井范围内的溶(土)洞采用袖阀管注浆技术,防止地下连续墙施工期间出现地面塌陷,确保地下连续墙墙体成型质量.
Abstract
According to the characteristics of dissolved rock development in the Pearl River Basin in Guangzhou,this paper uses the sleeve valve tube grouting technology for the dissolution(soil)hole within the starting well of datansha Island power tunnel to prevent the ground collapse during the construction of the diaphragm wall and ensure the forming quality of the diaphragm wall.
关键词
溶岩/袖阀管注浆/地面塌陷/地下连续墙成型质量Key words
dissolved rock/grouting of sleeve valve pipe/ground collapse/diaphragm wall forming quality引用本文复制引用
出版年
2024
NETL
NSTL
万方数据