- 摘 要
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(同濟(jì)大學(xué)建筑設(shè)計研究院(集團(tuán))有限公司, 上海 200092)
[提要]隨著城市建設(shè)的完善,城市中心基坑開挖時需要保護(hù)的設(shè)施越來越多,基坑開挖變形控制要求也越來越高。因此,也需進(jìn)行研究和控制圍護(hù)結(jié)構(gòu)施工對周邊環(huán)境的微變形影響。結(jié)合周邊環(huán)境變形實(shí)測數(shù)據(jù)、數(shù)值分析、工程實(shí)踐,研究了在基坑支護(hù)中應(yīng)用較多的地下連續(xù)墻成槽對周邊環(huán)境的影響特點(diǎn)及控制措施,可為實(shí)際工程當(dāng)中控制地墻施工對周邊環(huán)境的變形影響提供理論和技術(shù)支持。
[關(guān)鍵詞]基坑工程; 地墻成槽; 微變形控制
中圖分類號: TV551.4+2 文獻(xiàn)標(biāo)識碼: A 文章編號: 1002-848X(2015)S2-0152-05
*上海市科學(xué)技術(shù)委員會科研計劃項(xiàng)目(14231200700)。
作者簡介:楊科,博士,工程師,Email:younk123@163.com。
Deformation and control measures of diaphragm wall construction in Shanghai soft clay area
Yang Ke
(Tongji Architectural Design (Group) Co., Ltd., Shanghai 200092, China)
Abstract: With the improvement of the urban construction, foundation pit excavation in the heart of the city face more and more protection facilities, and deformation control is becoming stricter. Therefore, the influence of retaining wall construction on the surrounding environment is also needed to study and control. Based on the measured deformation, numerical analysis and engineering practice, the deformation on the surrounding environment and control measures of diaphragm wall construction is studied. The analysis result can provide theoretical and technical support for control deformation of diaphragm wall construction in projects.
Keywords: underground urban complex; construction mode; settlement coordination
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