[HTML][HTML] Method for predicting the stress state of the lining of underground structures of quasi-rectangular and arched forms

MA Karasev, TT Nguyen - Записки Горного института, 2022 - cyberleninka.ru
A method for predicting the stress-strain state of the lining of underground structures, the
shape of the cross-section of which is different from the circular outline, is considered. The …

Investigating the influence of geometric factors on tunnel stability: a study on arched roofs

WR Abdellah, SD Butt, AI Abdullah, AR Towfeek… - Geotechnical and …, 2024 - Springer
This research investigates the influence of rock joint dip angle and spacing on the
performance of arched roof tunnels. A sensitivity analysis was conducted using Rocscience …

Multi-objective optimization framework for generative design of horseshoe-shaped pipe arrangement in pre-stressed underground bundles

W He, Y Pan, Y Hou, JJ Chen - Tunnelling and Underground Space …, 2025 - Elsevier
The underground bundle composite pipe integrated by transverse pre-stressing (UBIT) is an
emerging method for underground excavation. It offers advantages such as the enhanced …

Practical implementation of Bi-Elliptical displacement-controlled method in analysing shallow and large tunnel excavation impact

W Yang, D Boldini, D Zhang - Tunnelling and Underground Space …, 2025 - Elsevier
The application of a displacement field at the excavation boundary is a widely used
numerical technique for the simulation of induced displacements in the case of TBM …

[HTML][HTML] Behaviour of horseshoe-shaped tunnel subjected to different in situ stress fields

WR Abdellah, AKA Haridy, AK Mohamed, JG Kim… - Applied Sciences, 2022 - mdpi.com
At great depths, tunnel openings experience a tectonic stress field rather than overburden
stress. This paper aims to examine the impact of different in situ stress ratios and multiple …

Tunnel depth effect to pile in Tunnel's influence zone

CX Lim, SN Jusoh, CB Lim, RA Abdullah… - … of the Earth, Parts A/B/C, 2023 - Elsevier
The increased population in urban areas resulted in high demand for public facilities; hence,
tunnels became popular, especially in developed countries. However, tunnel activity may …

Numerical investigation of the horseshoe tunnels structural behavior

TT Nguyen, NA Do, KM Anatolyevich, D Dias… - Indian Geotechnical …, 2022 - Springer
Non-circular tunnels such as horseshoe tunnel, constructed by tunnel boring machines
(TBMs), are increasingly used due to their large utilization area in cross section, high …

Sub-rectangular tunnel behavior under seismic loading

VV Pham, NA Do, D Dias - Applied Sciences, 2021 - mdpi.com
Circular and rectangular tunnel shapes are usually chosen when excavating at shallow
depths in urban areas. However, special-shaped tunnels such as sub-rectangular tunnels …

Stability assessment of unlined real horseshoe-shaped tunnels in anisotropic and heterogeneous undrained clay

B Kumar, JP Sahoo - Environmental Earth Sciences, 2023 - Springer
In the urban underground transportation systems, especially, in case of mechanized
tunneling, tunnel boring machine (TBM) of circular shape is mostly used for tunneling …

Support pressure for stability of horseshoe-shaped tunnels in undrained clay using lower-bound finite-element limit analysis

B Kumar, JP Sahoo - International Journal of Geomechanics, 2023 - ascelibrary.org
In this paper, the peripheral stability of a horseshoe-shaped tunnel in undrained clay with
linearly increasing and directionally dependent strength is studied using the lower-bound …