Large Scale Experimental Settlement Tests to Evaluate Structural Models for Tunnelling-Induced Damage Analysis

K. Deniz Dalgic*, D. Burcu Gulen, Sinan Acikgoz, Harvey Burd, Max A.N. Hendriks, Giorgia Giardina, Alper Ilki

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Underground construction activities, such as tunnelling, cause local ground movements to occur. Nearby surface structures interact with the moving ground, potentially leading to building damage. Although it is understood that the severity of building damage is influenced by the façade opening ratio (OpR) and the stiffness of the floors, experimental work in this area is lacking. This paper describes the specification and design of an experimental campaign on brick masonry buildings subjected to vertical base movements. The specimens are half-scale models of walls of two-storey buildings; models with different window arrangements and with/without floor slabs are examined. To design the experimental setup, 3D finite element analyses of the model walls were conducted. Key analysis results, presented in this paper, indicate how the examined structural properties (OpR, building weight, floor stiffness) are expected to influence the patterns of damage in the masonry. The finite element results are also used to design an instrumentation system comprising Fibre Bragg Grating (FBG) sensors and a digital image correlation (DIC) system. Data from the tests will support the formulation and validation of structural models for predicting tunnelling-induced damage in masonry buildings.

Original languageEnglish
Title of host publicationChallenges and Innovations in Geomechanics - Proceedings of the 16th International Conference of IACMAG - Volume 2
EditorsMarco Barla, Alice Di Donna, Donatella Sterpi
PublisherSpringer Science and Business Media Deutschland GmbH
Pages164-171
Number of pages8
ISBN (Print)9783030645175
DOIs
Publication statusPublished - 2021
Event16th International Conference of the International Association for Computer Methods and Advances in Geomechanics, IACMAG 2021 - Turin, Italy
Duration: 5 May 20218 May 2021

Publication series

NameLecture Notes in Civil Engineering
Volume126
ISSN (Print)2366-2557
ISSN (Electronic)2366-2565

Conference

Conference16th International Conference of the International Association for Computer Methods and Advances in Geomechanics, IACMAG 2021
Country/TerritoryItaly
CityTurin
Period5/05/218/05/21

Bibliographical note

Publisher Copyright:
© 2021, The Author(s), under exclusive license to Springer Nature Switzerland AG.

Funding

Acknowledgements. The activity presented in the paper is a part of an experimental project which is financially supported by Fibrobeton Company. The authors wish to thank Mr. Muhammed Marasli and Mr. Hasan Bilgin for their support.

FundersFunder number
Fibrobeton Company

    Keywords

    • Brick masonry
    • Large scale testing
    • Monitoring
    • Settlement

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