Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation

This study emphasizes the significance of employing systematic approaches and precise modeling techniques to evaluate potential building damage from metro tunnel excavations. Mair et al. (1996) proposed a three-stage assessment framework comprising preliminary assessment, second-stage assessment, an...

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Main Authors: Ekin Evrim Laçin Akşit, Kadir Güler
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Infrastructures
Subjects:
Online Access:https://www.mdpi.com/2412-3811/10/1/13
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author Ekin Evrim Laçin Akşit
Kadir Güler
author_facet Ekin Evrim Laçin Akşit
Kadir Güler
author_sort Ekin Evrim Laçin Akşit
collection DOAJ
description This study emphasizes the significance of employing systematic approaches and precise modeling techniques to evaluate potential building damage from metro tunnel excavations. Mair et al. (1996) proposed a three-stage assessment framework comprising preliminary assessment, second-stage assessment, and detailed assessment to analyze the damage to buildings inflicted by tunnel excavation. For preliminary and second-stage assessments, parametric calculation methods have been examined; however, detailed assessment requires using a 3D numerical analysis model. This study selected a school building, to examine this three-stage assessment method. For the preliminary and second stage assessments, a “greenfield” analysis approach was utilized using the PLAXIS 2D to determine the ground settlement curve caused by tunnel excavation. Based on the obtained settlement values, the evaluation was conducted using the boundary conditions proposed by Mair et al. (1996). Since the obtained settlement values did not meet the proposed boundary conditions, a three-dimensional finite element model was generated using the SAP2000 analysis program. This paper offers practical guidance on the nonlinear modeling principles of structural elements during the detailed assessment of a building subjected to vertical settlement. It provides a framework for assessing buildings near tunnel construction sites.
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spelling doaj-art-844ab219ad0c4d9686470d5c248521422025-01-24T13:35:24ZengMDPI AGInfrastructures2412-38112025-01-011011310.3390/infrastructures10010013Evaluation of Damage to Existing Buildings Induced by Tunnel ExcavationEkin Evrim Laçin Akşit0Kadir Güler1Department of Civil Engineering, Istanbul Technical University, Ayazağa Campus, 34469 Istanbul, TürkiyeDepartment of Civil Engineering, Istanbul Technical University, Ayazağa Campus, 34469 Istanbul, TürkiyeThis study emphasizes the significance of employing systematic approaches and precise modeling techniques to evaluate potential building damage from metro tunnel excavations. Mair et al. (1996) proposed a three-stage assessment framework comprising preliminary assessment, second-stage assessment, and detailed assessment to analyze the damage to buildings inflicted by tunnel excavation. For preliminary and second-stage assessments, parametric calculation methods have been examined; however, detailed assessment requires using a 3D numerical analysis model. This study selected a school building, to examine this three-stage assessment method. For the preliminary and second stage assessments, a “greenfield” analysis approach was utilized using the PLAXIS 2D to determine the ground settlement curve caused by tunnel excavation. Based on the obtained settlement values, the evaluation was conducted using the boundary conditions proposed by Mair et al. (1996). Since the obtained settlement values did not meet the proposed boundary conditions, a three-dimensional finite element model was generated using the SAP2000 analysis program. This paper offers practical guidance on the nonlinear modeling principles of structural elements during the detailed assessment of a building subjected to vertical settlement. It provides a framework for assessing buildings near tunnel construction sites.https://www.mdpi.com/2412-3811/10/1/13tunnel effectsground settlementbuilding damage
spellingShingle Ekin Evrim Laçin Akşit
Kadir Güler
Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation
Infrastructures
tunnel effects
ground settlement
building damage
title Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation
title_full Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation
title_fullStr Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation
title_full_unstemmed Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation
title_short Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation
title_sort evaluation of damage to existing buildings induced by tunnel excavation
topic tunnel effects
ground settlement
building damage
url https://www.mdpi.com/2412-3811/10/1/13
work_keys_str_mv AT ekinevrimlacinaksit evaluationofdamagetoexistingbuildingsinducedbytunnelexcavation
AT kadirguler evaluationofdamagetoexistingbuildingsinducedbytunnelexcavation