Study on the Influence of in-situ Stress Levels on the Damage Characteristics of Surrounding Rock during Drill-and-Blast Expansion of TBM Pilot Tunnels

Volume 31 (2025): Issue 3 (September 2025)

By:

Qiaoyu Gao, Peng Yan and Stefano Bonduà

Open Access

|Sep 2025

Authors

Qiaoyu Gao

qiaoyugao@whu.edu.cn

Wuhan University, Wuhan, China

University of Bologna, Bologna, Italy

Peng Yan

pyanwhu@whu.edu.cn

Wuhan University, Wuhan, China

Stefano Bonduà

Stefano.bondua@unibo.it

University of Bologna, Bologna, Italy

DOI: https://doi.org/10.2478/minrv-2025-0025 | Journal eISSN: 2247-8590 | Journal ISSN: 1220-2053

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Language: English

Page range: 9 - 27

Submitted on: Jan 18, 2025

Accepted on: Feb 17, 2025

Published on: Sep 28, 2025

Published by: University of Petrosani

In partnership with: Paradigm Publishing Services

Publication frequency: 4 issues per year

Keywords:

Drilling and blasting expansion,

TBM pilot in advance,

Blast-induced damage,

Pilot tunnel diameter,

Sensitivity analysis

Related subjects:

Introductions and overviews,

Engineering, other,

Geosciences, other

© 2025 Qiaoyu Gao, Peng Yan, Stefano Bonduà, published by University of Petrosani
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 License.

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