上海軟土深基坑施工中各工序變形特性及控制
發(fā)布時(shí)間:2018-01-26 00:04
本文關(guān)鍵詞: 軟土地區(qū) 深基坑 變形特性 出處:《建筑結(jié)構(gòu)》2016年S1期 論文類型:期刊論文
【摘要】:隨著基坑工程的積累,監(jiān)測(cè)手段及監(jiān)測(cè)數(shù)據(jù)的不斷豐富,越來越多的實(shí)測(cè)數(shù)據(jù)表明水泥土加固、地下連續(xù)墻成槽、開挖卸荷等不同基坑施工階段對(duì)周邊環(huán)境均有一定程度的影響。為研究基坑施工過程中不同工況下周邊土體變形的特性,選取上海軟土地區(qū)較為典型的深基坑工程,對(duì)基坑工程周邊環(huán)境的變形進(jìn)行了全過程的監(jiān)測(cè),按照施工順序,依次分析了不同工況下坑外地表隆沉的分布形式,總結(jié)了上海軟土地區(qū)基坑工程的變形特征,并對(duì)基坑工程不同施工階段的變形影響原因進(jìn)行了分析。
[Abstract]:With the accumulation of foundation pit engineering and the continuous enrichment of monitoring means and monitoring data, more and more measured data show that cement-soil reinforcement, underground continuous wall into a slot. In order to study the deformation characteristics of surrounding soil in the process of foundation pit construction, the excavation unloading and other different excavation construction stages have a certain degree of influence on the surrounding environment. The typical deep foundation pit engineering in soft soil area of Shanghai is selected to monitor the deformation of the surrounding environment of the foundation pit project. According to the construction sequence, the distribution form of the pit surface uplift and subsidence in different working conditions is analyzed in turn. The deformation characteristics of foundation pit engineering in soft soil area of Shanghai are summarized, and the causes of deformation influence in different construction stages of foundation pit engineering are analyzed.
【作者單位】: 同濟(jì)大學(xué)建筑設(shè)計(jì)研究院(集團(tuán))有限公司;
【基金】:上海市科學(xué)技術(shù)委員會(huì)科研計(jì)劃項(xiàng)目(14231200700)
【分類號(hào)】:TU753
【正文快照】: 0引言隨著基坑工程的積累,監(jiān)測(cè)手段及監(jiān)測(cè)數(shù)據(jù)的不斷豐富,越來越多的實(shí)測(cè)數(shù)據(jù)表明,水泥土加固、地下連續(xù)墻成槽、開挖卸荷等不同基坑施工階段對(duì)周邊環(huán)境均有一定程度的影響。為研究基坑施工過程中不同工況對(duì)變形的影響特性,選取上海軟土地區(qū)較為典型的深基坑工程,對(duì)基坑工程施,
本文編號(hào):1464076
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