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Author:

张明聚 (张明聚.) (Scholars:张明聚) | 谢小春 (谢小春.) | 吴立 (吴立.)

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CQVIP PKU CSCD

Abstract:

海南东环铁路美兰机场明挖隧道基坑,采用锚索与钢支撑混合支撑的方案。给出了基坑围护和变形监测方案,对该基坑施工跟踪监测,掌握支撑内力、基坑变形的变化动态,分析了施工过程中支护结构位移与内力的变化特征,测试表明:①锚索轴力在基坑开挖时变化较大,基坑开挖完成后逐渐趋于稳定;②钢支撑架设后,监测到的轴力有不断增加的趋势,监测值有小的跳动,但最终趋于稳定;③桩体水平位移随基坑的深度逐渐减小,在基坑顶部位移最大,基坑底部位移趋于零。

Keyword:

监测 混合支撑 深基坑 锚索

Author Community:

  • [ 1 ] 北京工业大学建筑工程学院
  • [ 2 ] 湖北省交通规划设计院

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Source :

岩土工程学报

Year: 2010

Issue: S1

Volume: 32

Page: 483-488

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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