Article(id=1308453934008389895, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1308453915104665783, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-6073.2026.02.012, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1724860800000, receivedDateStr=2024-08-29, revisedDate=1762876800000, revisedDateStr=2025-11-12, acceptedDate=null, acceptedDateStr=null, onlineDate=1789889327765, onlineDateStr=2026-09-20, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1789889327765, onlineIssueDateStr=2026-09-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1789889327765, creator=13701087609, updateTime=1789889327765, updator=13701087609, issue=Issue{id=1308453915104665783, tenantId=1146029695717560320, journalId=1146123302524792850, year='2026', volume='39', issue='2', pageStart='1', pageEnd='160', issueExtLink='null', onlineDate='null', pubDate='1775750400000', pubDateStr='2026-04-10', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1789889323259, creator='13701087609', updateTime=1789889766020, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1308455772237615687, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1308453915104665783, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1308455772237615688, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1308453915104665783, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=97, endPage=105, ext={EN=ArticleExt(id=1308453934239076616, articleId=1308453934008389895, tenantId=1146029695717560320, journalId=1146123302524792850, language=EN, title=Analysis of the Influence of Groundwater Level Rise on the Structure of a Metro Station in a Cobble Stratum, columnId=1152669336394183038, journalTitle=Urban Rapid Rail Transit, columnName=Civil Engineering Technology, runingTitle=null, highlight=null, articleAbstract=

To evaluate and mitigate risks to the structure of a metro station in a cobble stratum under rising groundwater, this study utilized the finite element method to develop a two-dimensional numerical model of a representative cross-section based on a Beijing subway station project. The model reasonably incorporates strength degradation induced by soil wetting and comprehensively examines the structural internal forces, displacements, and evolution of plastic zones within the ground in response to scenarios of groundwater level rise in gravelly deposits. The simulation results show that the base slab, roof slab and sidewalls, as the enclosure structure, all exhibit increased compressive stress on their soil-facing surfaces. The base slab and roof slab bear the horizontal stress from the sidewalls, thereby offsetting part of the mid-span bending moment and reducing the tensile stress. The intermediate slab and the central column, as intermediate supporting members, continue to perform their supporting function effectively. Notably, the slab-column and slab-wall connections are regions of stress concentration and therefore require particular attention to prevent structural cracking or damage caused by excessive stress. In a cobble stratum, both the stratum and station experience uplift, with the station's uplift marginally surpassing the surrounding soil. Structural integrity remains unscathed without local deformation, thus indicating a relatively diminished risk of localized structural harm. The plastic zone is mainly concentrated in areas such as the bottom corners of the sidewalls and does not extend to the ground surface to form a rupture zone, indicating a low probability of overall instability.

, authors=Zhongdong LIANG1, Zhibin LI1, Qifeng GUAN1, Yue ZHANG1, Yepeng SHAN2, Guoqing CAI2, authorsList=Zhongdong LIANG, Zhibin LI, Qifeng GUAN, Yue ZHANG, Yepeng SHAN, Guoqing CAI, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1308453934612369673, articleId=1308453934008389895, tenantId=1146029695717560320, journalId=1146123302524792850, language=CN, title=卵石地层中地下水位上升对地铁车站结构的影响, columnId=1152669336603898239, journalTitle=都市快轨交通, columnName=土建技术, runingTitle=null, highlight=null, articleAbstract=

为解决地下水位上升时,卵石地层地铁车站结构安全性评估与防控问题,依托北京地铁某车站工程,运用有限元方法对标准段截面构建二维数值模型,合理考虑土体湿化引发的强度衰减效应,深入探究卵石地层中地下水位上升工况下对地铁结构内力、位移以及土体塑性区的响应规律。模拟结果表明:底板、顶板、侧墙作为围护结构,其迎土面压应力均增大,底板与顶板承担来自侧墙的水平应力而抵消部分跨中弯矩,拉应力减小;中板与中柱作为中间支撑结构,依旧发挥良好的支撑功能;板-柱、板-墙等连接处为应力集中区域,应重点关注,防范应力过大导致结构开裂或破坏;在卵石地层中,地层与车站同步上浮,结构整体性完好,未出现局部大变形;塑性区主要集中在侧墙底角等区域,未贯穿至地表形成破裂带,发生整体失稳的概率较低。

, authors=梁中东1, 李志斌1, 关祈峰1, 张悦1, 单冶鹏2, 蔡国庆2, authorsList=梁中东, 李志斌, 关祈峰, 张悦, 单冶鹏, 蔡国庆, authorCompany=null, correspAuthors=null, authorNote=

梁中东,男,本科,高级工程师,从事轨道交通设计与施工相关工作,

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梁中东,男,本科,高级工程师,从事轨道交通设计与施工相关工作,

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卵石地层中地下水位上升对地铁车站结构的影响
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梁中东 1 , 李志斌 1 , 关祈峰 1 , 张悦 1 , 单冶鹏 2 , 蔡国庆 2
都市快轨交通 | 土建技术 2026,39(2): 97-105
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都市快轨交通 |土建技术 2026 , 39 (2) : 97 -105
卵石地层中地下水位上升对地铁车站结构的影响
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梁中东1 , 李志斌1, 关祈峰1, 张悦1, 单冶鹏2, 蔡国庆2
作者信息
  • 1.北京京港地铁有限公司,北京 100068
  • 2.北京交通大学土木建筑工程学院,北京 100044
作者简介:

梁中东,男,本科,高级工程师,从事轨道交通设计与施工相关工作,

Analysis of the Influence of Groundwater Level Rise on the Structure of a Metro Station in a Cobble Stratum
Zhongdong LIANG1 , Zhibin LI1, Qifeng GUAN1, Yue ZHANG1, Yepeng SHAN2, Guoqing CAI2
Affiliations
  • 1.Beijing MTR Corporation Ltd., Beijing 100068
  • 2. School of Civil Engineering, Beijing Jiaotong University, Beijing 100044
doi: 10.3969/j.issn.1672-6073.2026.02.012
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为解决地下水位上升时,卵石地层地铁车站结构安全性评估与防控问题,依托北京地铁某车站工程,运用有限元方法对标准段截面构建二维数值模型,合理考虑土体湿化引发的强度衰减效应,深入探究卵石地层中地下水位上升工况下对地铁结构内力、位移以及土体塑性区的响应规律。模拟结果表明:底板、顶板、侧墙作为围护结构,其迎土面压应力均增大,底板与顶板承担来自侧墙的水平应力而抵消部分跨中弯矩,拉应力减小;中板与中柱作为中间支撑结构,依旧发挥良好的支撑功能;板-柱、板-墙等连接处为应力集中区域,应重点关注,防范应力过大导致结构开裂或破坏;在卵石地层中,地层与车站同步上浮,结构整体性完好,未出现局部大变形;塑性区主要集中在侧墙底角等区域,未贯穿至地表形成破裂带,发生整体失稳的概率较低。

城市轨道交通  /  地下水位上升  /  卵石地层  /  地铁车站  /  数值模拟

To evaluate and mitigate risks to the structure of a metro station in a cobble stratum under rising groundwater, this study utilized the finite element method to develop a two-dimensional numerical model of a representative cross-section based on a Beijing subway station project. The model reasonably incorporates strength degradation induced by soil wetting and comprehensively examines the structural internal forces, displacements, and evolution of plastic zones within the ground in response to scenarios of groundwater level rise in gravelly deposits. The simulation results show that the base slab, roof slab and sidewalls, as the enclosure structure, all exhibit increased compressive stress on their soil-facing surfaces. The base slab and roof slab bear the horizontal stress from the sidewalls, thereby offsetting part of the mid-span bending moment and reducing the tensile stress. The intermediate slab and the central column, as intermediate supporting members, continue to perform their supporting function effectively. Notably, the slab-column and slab-wall connections are regions of stress concentration and therefore require particular attention to prevent structural cracking or damage caused by excessive stress. In a cobble stratum, both the stratum and station experience uplift, with the station's uplift marginally surpassing the surrounding soil. Structural integrity remains unscathed without local deformation, thus indicating a relatively diminished risk of localized structural harm. The plastic zone is mainly concentrated in areas such as the bottom corners of the sidewalls and does not extend to the ground surface to form a rupture zone, indicating a low probability of overall instability.

urban rail transit  /  groundwater level rise  /  cobble stratum  /  metro station  /  numerical simulation
梁中东, 李志斌, 关祈峰, 张悦, 单冶鹏, 蔡国庆. 卵石地层中地下水位上升对地铁车站结构的影响. 都市快轨交通, 2026 , 39 (2) : 97 -105 . DOI: 10.3969/j.issn.1672-6073.2026.02.012
Zhongdong LIANG, Zhibin LI, Qifeng GUAN, Yue ZHANG, Yepeng SHAN, Guoqing CAI. Analysis of the Influence of Groundwater Level Rise on the Structure of a Metro Station in a Cobble Stratum[J]. Urban Rapid Rail Transit, 2026 , 39 (2) : 97 -105 . DOI: 10.3969/j.issn.1672-6073.2026.02.012
  • 国家杰出青年科学基金(52425805)
  • 北京京港地铁有限公司科技开发课题(OE-082-220708)
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doi: 10.3969/j.issn.1672-6073.2026.02.012
  • 接收时间:2024-08-29
  • 首发时间:2026-09-20
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  • 收稿日期:2024-08-29
  • 修回日期:2025-11-12
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国家杰出青年科学基金(52425805)
北京京港地铁有限公司科技开发课题(OE-082-220708)
作者信息
    1.北京京港地铁有限公司,北京 100068
    2.北京交通大学土木建筑工程学院,北京 100044
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2种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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