An overview of ahead geological prospecting in tunneling

S Li, B Liu, X Xu, L Nie, Z Liu, J Song, H Sun… - … and Underground Space …, 2017 - Elsevier
Prediction of abnormal geological structures ahead tunnel drilling (ahead geological
prospecting) has become an essential routine work in the tunnel excavation, offering …

Water and mud inrush hazard in underground engineering: genesis, evolution and prevention

Y Xue, F Kong, S Li, D Qiu, M Su, Z Li, B Zhou - … and Underground Space …, 2021 - Elsevier
Water and mud inrush is one of the most important geohazards in underground engineering.
The paper presents a state-of-the-art review of the current understanding of this type of …

Predicting tunnel squeezing using support vector machine optimized by whale optimization algorithm

J Zhou, S Zhu, Y Qiu, DJ Armaghani, A Zhou, W Yong - Acta Geotechnica, 2022 - Springer
The squeezing behavior of surrounding rock can be described as the time-dependent large
deformation during tunnel excavation, which appears in special geological conditions, such …

Extreme deformation characteristics and countermeasures for a tunnel in difficult grounds in southern Shaanxi, China

J Lai, X Wang, J Qiu, J Chen, Z Hu, H Wang - Environmental Earth …, 2018 - Springer
Abstract The Qingling–Bashan (QB) mountain region in southern Shaanxi mainly consists of
strongly compressive zones from east to west, with tight folds and compressive fractures …

[HTML][HTML] Numerical analysis of surface subsidence in asymmetric parallel highway tunnels

R Das, PK Singh, A Kainthola, S Panthee… - Journal of Rock …, 2017 - Elsevier
Tunnelling related hazards are very common in the Himalayan terrain and a number of such
instances have been reported. Several twin tunnels are being planned for transportation …

Prediction of tunnel deformation in squeezing grounds

RD Dwivedi, M Singh, MN Viladkar, RK Goel - Engineering geology, 2013 - Elsevier
In this paper, dimensionally correct empirical correlations have been developed with
correlation factor of 0.94 to predict tunnel deformation for squeezing grounds. Data of 63 …

AI-driven prediction of tunneling squeezing: comparing rock classification systems

ZA Al-Sadoon, E Alotaibi, M Omar, MG Arab… - Geotechnical and …, 2024 - Springer
Understanding tunneling-induced ground deformation, particularly squeezing behavior, is
crucial for safe and efficient underground construction. This study employs Artificial Neural …

Statistical study of squeezing for soft rocks based on factor and regression analyses of effective parameters

M Akbariforouz, Q Zhao, K Chen, A Baghbanan… - International Journal of …, 2023 - Elsevier
The time-dependent deformation of rocks due to stress released by excavation is referred to
as squeezing. Accurate evaluation of the squeezing at the design stage can dramatically …

BILSTM-Based Deep Neural Network for Rock-Mass Classification Prediction Using Depth-Sequence MWD Data: A Case Study of a Tunnel in Yunnan, China

X Cheng, H Tang, Z Wu, D Liang, Y Xie - Applied Sciences, 2023 - mdpi.com
Measurement while drilling (MWD) data reflect the drilling rig–rock mass interaction; they are
crucial for accurately classifying the rock mass ahead of the tunnel face. Although machine …

Challenges in tunneling in the Himalayas: A survey of several prominent excavation projects in the Himalayan Mountain Range of South Asia

D KC, K Gautam, H Dangi, S Kadel, L Hu - Geotechnics, 2022 - mdpi.com
The Himalayas are one of the most unstable regions in the world. Underground excavations
are very challenging in this region due to the fragile geology, tectonic activities and complex …