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Appraisal of a galvanic-source transient electromagnetic method for hazardous water structures beyond tunnel sidewall
In tunnel construction, hazardous water structures pose significant risks. The transient electromagnetic method (TEM) is widely used for advanced...
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Evaluation of underground karst development state for tunnel construction by using the extension assessment method
The occurrence of karst-related disasters during tunnel construction is closely related to the underground karst development state (UKDS). Evaluation...
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Investigating the Influence of Geometric Factors on Tunnel Stability: A Study on Arched Roofs
This research investigates the influence of rock joint dip angle and spacing on the performance of arched roof tunnels. A sensitivity analysis was...
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Analysis of the failure of Gilgel Gibe II hydropower head race tunnel using numerical approach
The Gilgel Gibe II Hydro-power concrete lined headrace tunnel was constructed crossing a highly weathered basaltic geological formation in the...
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Parametric Study of Shallow Tunnel Under Seismic Conditions for Constantine Motorway Tunnel, Algeria
When designing tunnels, it is advisable to pre-estimate several tunnel parameters such as the depth (cover), the lining thickness, and the shape of...
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Water control of water-rich deeply buried tunnel: an analytical model of a combined scheme
Water inflow often occurs in water-rich deeply buried tunnels during tunnel construction. The water control scheme combining grouting with external...
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Active Stability Analysis of 3D Tunnel Face in Nonhomogeneous and Anisotropic Soils
Shield tunneling requires special attention to maintain the stability of tunnel faces. Many researchers have used the upper bound method to...
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Numerical analysis of moving train induced vibrations on tunnel, surrounding ground and structure
This study is focused on the effect of vibration induced by moving trains in tunnels on the surrounding ground and structures. A three-dimensional...
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Investigation of the Longitudinal Mechanical Response of Pipeline or Tunnel Under Reverse Fault Dislocation
To investigate the longitudinal mechanical response of a pipeline or tunnel under reverse fault dislocation, this paper introduces the two-parameter...
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A case study of tunnel boring machines advance rate prediction using meta-heuristic techniques
The advance rate (AR) of tunnel boring machines (TBMs) plays a pivotal role in evaluating their efficiency in tunnel engineering projects. This study...
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Risk assessment approach for tunnel collapse based on improved multi-source evidence information fusion
Tunnel collapses are common hazards in construction, and they significantly constraint construction progress and safety. Currently, research on the...
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Physical Model Study on Brittle Failure of Pressurized Deep Tunnel with Support System
Severe instability disasters of hard rock often occur in pressurized deep tunnels with support systems. To investigate the deformation...
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Study of advanced dewatering and its influence on tunnel in water rich and sandy dolomite stratum
The influence of groundwater on sandy dolomite stratum renders it highly susceptible to disasters, resulting in frequent water inrush accidents...
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Classification for tunnel surrounding rock based on multiple geological methods and extension model
Rock mass classification is an essential basis for evaluating the stability of surrounding rock in tunnels and for determining reasonable...
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Classifying Rock Fragments Produced by Tunnel Boring Machine Using Optimized Convolutional Neural Network
Grain size and uniformity index of fragments produced by tunnel boring machine (TBM) reflect tunneling states. Traditional manual fragment...
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Develo** hybrid XGBoost model integrated with entropy weight and Bayesian optimization for predicting tunnel squeezing intensity
Tunnel squeezing, a significant deformation issue intimately tied to creep, poses a substantial threat to the safety and efficiency of tunnel...
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Wave propagations in crossing-fault tunnels and their effects on the dynamic response characteristics of tunnel surrounding rock
Seismic dynamic stability is a critical problem in crossing-fault tunnels. A three-dimensional model with a crossing-fault tunnel and infinite...
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Analytical Solution for the Stress Field in Surrounding Rock of a Near-Fault Tunnel Considering Tectonic Stress Boundary Conditions
In the existing analytical solutions for tunnels, the tectonic stress boundary conditions caused by faults are often overlooked. This study presents...
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Assessing the impact of Koohrang III tunnel on the hydrogeological settings using stable isotopes and hydrochemical methods
Water seepage into the tunnels may cause technical problems as well as springs flow rate decrease which may lead to environmental, social, and...
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Special Emergency Resources Preallocation Concerning Demand Time for Tunnel Collapse
Lacking timely access to rescue resources is one of the main causes of casualties in tunnel collapse. To provide timely rescue, this study proposed a...
