粉煤灰综合利用 FLY ASH COMPREHENSIVE UTILIZATION 2018N.2 建筑科技 分层注浆法在既有建筑物地基加固中的应用 Application of Stratified Grouting Method in the Reinforcement of Existing Buildings Ground 贾文亮1,褚少辉2,闫敏鸣3,周立欣4 (1.河北建研科技有限公司,石家庄0500212.河北省既有建筑综合改造工程技术研究中心,石家庄050021; 3.石家庄铁道大学,石家庄050043;4.中国核电工程有限公司河北分公司,石家庄050000) 摘要:以某注浆加固工程为例,研究了分层注浆加固技术在处理既有建筑物不均匀沉降问题中的应用。结果显 示,分层注浆可以有效的提高地基承载力,减小建筑物的沉降,加固效果显著。 关键词:既有建筑;回填土;分层注浆;沉降观测 中图分类号:TU472 472文献标识码:A文章编号:1005-8249(2018)02-0075-03 Jia Wenliang' ,Chu Shaohui Yan Minming' ,Zhou Lixin ( 1.Hebei Building Research Technology Co .Ltd ,Shijiazhuang 050021 : 2 .The engineering technical research centre of prehensive reconstruction existing buildings of Hebei province . Shijiazhuang ,050021 ;3 .Shijiazhuang Tiedao University ,Shijiazhuang ,050043 4 .China nuclear power engineering co .,LTD .He Bei Branch Shijiazhuang ,050000. ) Abstract :The paper gave an example of a grouting reinforcement project ,which studied the application of stratified grouting reinforcement technique in dealing with the uneven settlement problem of the existing buildings .The results show that the stratified grouting can effectively improve the bearing capacity of the foundation and decrea...
分层注浆法在既有建筑物地基加固中的应用.pdf
