Tunnelling and Underground Space Technology

Article	Citations
Analysis of face stability at the launch stage of shield or TBM tunnelling using a concrete box in complex urban environments	122
Seismic performance of tunnels and verification of available seismic risk models for the 2023 Kahramanmaraş earthquakes	121
Early-stage assessment of structural damage caused by braced excavations: Uncertainty quantification and a probabilistic analysis approach	119
First application of mechanized method using earth pressure balance TBM with large horseshoe-shaped cross section to loess mountain tunnel: A case study of Baicheng tunnel	113
Golden Horn Unkapanı Highway Tube Tunnel – Istanbul: Underwater bridge design in seismic environment	111
Comparative response of tiled finishes and bonded fire resistive coatings for normal weight concrete tunnel liners under high-intensity one-sided heating	108
A comprehensive novel approach for fire analysis of tunnels structural design	96
Mechanical characteristics and stability analysis of an innovative type of steel–concrete composite support in shallow-buried excavation tunnels	95
Multi-criteria spatial analysis for location selection of multi-purpose utility tunnels	94
Experimental investigation of natural gas leakage and dispersion characteristics in utility tunnels under the effects of real facility layout and forced ventilation	92
Corrigendum to “Centrifuge testing and numerical modeling of tunnel face stability considering longitudinal slope angle and steady state seepage in soft clay” [Tunn. Undergr. Space Technol. 101 (2020)	90
A new concept to design combined support under dynamic loading using numerical modelling	88
In situ flexural failure of unbonded fibre reinforced shotcrete linings in response to point loading	87
A new experimental method of one single lining with airbag resistance limiter support for large deformation	86
Thermomechanical characteristics of a thermally inactive neighboring pile of an energy soldier pile during constraint changes	86
Experimental study on the progressive collapse mechanism of excavations retained by tied-back retaining systems	85
Seizing the opportunity of energy retrofitting of existing tunnels	83
Centrifuge modeling of effectiveness of protective measures on existing tunnel subjected to nearby excavation	82
Experimental and analytical study on the mechanical response of shield tunnel segmental linings strengthened by a steel-UHPC composite	79
Innovative design and construction of a closure joint for inland-river immersed tunnels via dry-land construction methods: A case study of the Yuliangzhou tunnel in China	79
Visual detection method of tunnel water leakage diseases based on feature enhancement learning	76
Construction risk probability assessment of shield tunneling projects in karst areas based on improved two-dimensional cloud model	76
Application of CO2-foamed lightweight grout with early strength and low density as a low-carbon material in shield synchronous grouting	73
Study on the stability of a large-span subway station constructed by combining with the shaft and arch cover method	73
Soil-carrying effect induced by super-large-diameter shallow-buried shield tunneling and treatment measures: A case study in Zhuhai, China	71

Damage mechanism of tunnel base heave under interlayer weakening effect in nearly horizontal layered rock	70
Mechanical response of pile group and stratum induced by shallow tunneling based on the model test	70
Research on the influence of high-altitude tunnel environment on gas explosion characteristics and explosion limits	70
Quantification of seismic performance index limits and evaluation of seismic fragility for a new rectangular prefabricated subway station structure	69
Volume loss and face pressure evaluation in Tehran metro line 6, south extension	68
Experimental analysis of the effect of the ramp slopes on the maximum exceedance temperature in a branched tunnel fire	67
Full-scale testing of precast tunnel lining segments under thrust jack loading: Design limits and ultimate response	67
Computational hydraulics and hazard assessment of flooding on underground staircases	66
New design equation for maximum allowable mud pressure in sand during horizontal Directional drilling	66
The formation mechanism of dynamic water and mud inrush geohazard triggered by deep-buried tunnel crossing active fault: Insights from the geomechanical model test	66
Fracture process of a simplified laboratory model for a cross-fault tunnel with rigid reinforcement rings: Experimental and numerical insights	65
Stability analysis of fractured rock masses based on an extended key block theory considering the forces between blocks and block rotation	64
Combined effects of fault geometry and roadway cross-section shape on the collapse behaviors of twin roadways: An experimental investigation	63
Detecting pipeline leakage using active distributed temperature Sensing: Theoretical modeling and experimental verification	63
Impact of bedding layers to soil-pipe-liner structure under static and traffic loads with EPR technology	63
Tunnel fire smoke control based on the PID method: A numerical study	62
Structural performance of corroded precast concrete tunnel lining	62
Study on spilled liquid from a continuous leakage in sloped tunnels	62
Physical model test of NPR anchor cable-truss coupling support system for large deformation tunnel in fault fracture zone	61
Experimental-numerical study on the structural failure of concrete sewer pipes	61
Numerical modelling and field monitoring study on large-span tunnelling using pretensioned bolt–cable combined support system	60
A simplified deformation forewarning method for longitudinal structural performance of existing shield tunnels based on Fast Fourier Transform	60
Prediction of GHG emissions from Chengdu Metro in the construction stage based on WOA-DELM	59
Experimental and theoretical analysis on extension flame length of buoyancy-induced fire plume beneath the curved ceiling	58
Effect of bifurcation angle and fire location on smoke temperature profile in longitudinal ventilated bifurcated tunnel fires	58
Investigation of hydro-thermal variations and mechanical properties in cold region tunnels under long-term freeze–thaw cycles	58
Vibration effect and ocean environmental impact of blasting excavation in a subsea tunnel	57
Dynamic characteristics and safety control of mortar bolts under tunnel blasting vibration loads	57
Experimental study on mechanical behavior of the skew joints of shield tunnels under large eccentric compressive loading	57
Experimental study on compression–bending damage of segmental joints based on acoustic emission	56
Full-scale test on the mechanical behavior of longitudinal joints of NC-UHPC composite segments under compression-bending load	56
Vibration characteristics of spalling defects in concrete lining	56
Bending performance of Y-shaped joints of subway station built by enlarging two parallel shield tunnels	55
BI-IEnKF coupling model for effective source term estimation of natural gas leakage in urban utility tunnels	55
A particle-scale insight into the face stability of shallow EPB shield tunnels in dry cobble-rich soil	55
HGV fire risk assessment method in highway tunnel based on a Bayesian network	54
Discussion on the paper “Success and challenges in predicting TBM penetration rate using recurrent neural networks” by Feng Shan, Xuzhen He, Danial Jahed Armaghani, Pin Zhang, Daichao Sheng	54
Quantitative evaluation of rockburst proneness for surrounding rocks considering combined effects of the structural plane and excavation disturbance	54
Experimental study on obstacle visibility and driving safety in lighting environment of road tunnel interior zone	53
The impact of lighting and longitudinal slope on driver behaviour in underwater tunnels: A simulator study	53
Analytical study and field investigation on the effects of clogging in slurry shield tunneling	52
Repeated lidar acquisitions in an underground salt gallery in the Alsatian potassic basin (France): Monitoring and geomechanical modelling	51
Large deformation characteristics and the countermeasures of a deep-buried tunnel in layered shale under groundwater	51
Automatic tunnel lining crack evaluation and measurement using deep learning	50
Experimental and continuation analysis in a hydraulic drifter via dry friction rock model	50
Deformation rule and mechanical characteristic analysis of subsea tunnel crossing weathered trough	50
Detection of grouting defects behind shield segments via shear wave ultrasound arrays: Numerical and full-scale model experiments	50
Research on reuse of silty fine sand in backfill grouting material and optimization of backfill grouting material proportions	49
Automated crack classification for the CERN underground tunnel infrastructure using deep learning	49
Effects of grouting in reducing excessive tunnel lining deformation: Field experiment and numerical modelling using material point method	49

Energy tunnels as an opportunity for sustainable development of urban areas	49
A novel arch lattice-shell of enlarged cross-section hoods for micro-pressure wave mitigation at exit of maglev tunnels	48
Effect of interfacial characteristics on dynamic splitting behavior of quasi rock-concrete composite layer: Towards resilient tunnel support against rock burst	48
Behaviour of intermediate stiffness culverts with recycled concrete aggregate backfill	48
Experimental investigation on the evacuation performance of pedestrians in an underwater shield tunnel with evacuation stairs in a fire scenario	48
Parametric investigation of suction actuators on the tunnel wall for alleviating pressure interactions in high-speed maglev train/tunnel system	47
Bearing capacity of High Bolt-Screw (HBS) active joints for prestressed internal bracing in subway excavations	47
Investigation on the maximum ceiling temperature of the weak plume impingement flow in tunnel fires under longitudinal ventilation	47
Multi-objective optimization for selecting potential locations of multi-purpose utility tunnels considering agency and social lifecycle costs	47
Progressive failure analysis of shallow circular tunnel based on the functional catastrophe theory considering strain softening of surrounding rock mass	47
Simulating inter-individual contact in the inter-station passenger transfer system connecting multiple metro stations based on space–time path data	47
Mitigating aerodynamic effects through segment length allocation of variable cross-section tunnels	47
Reconstructing Three-dimensional geological structures by the Multiple-point statistics method coupled with a deep neural network: A case study of a metro station in Guangzhou, China	45
Damage analysis of buried pipelines subjected to side-by-side twin tunneling based on centrifuge and numerical modeling	45
Digital-twin-enabled JIT design of rock tunnel: Methodology and application	45
Horizontal single hole blast testing – Part 1: Systematic measurements using TLS surveys	45
Numerical study on the thermal-induced mechanical behavior in deep energy diaphragm wall (EDW): The long-term soil elastoplastic effects	45
Cyclic seismic pushover testing of a multi-story underground station	45
Investigation of critical velocity in curved tunnel under the effects of different fire locations and turning radiuses	44
On-site tests investigating the effects of blasting vibration amplitude on the dynamic response of thin spray-on liner	44
Alighting and boarding time prediction in different types of waiting areas at subway stations	44
Considering creep in rock tunnelling with a combined support system: Theoretical solutions and machine-learning solver	43
Theoretical analysis and numerical simulation analysis of energy distribution characteristics of surrounding rocks of roadways	43
Predicting construction time and cost of tunnels using Markov chain model considering opinions of experts	43
Quality assessment of CIPP lining in sewers: Crucial knowledge acquired by IKT and research gaps identified in Germany	42
Effects of the physical characteristics of foams on conditioned soil’s flow behavior: A case study	42
Comprehensive review and future perspectives on prediction and mitigation of tunnel-induced ground settlement: A bibliometric analysis and methodological overview (2002–2022)	42
Experimental study on flame merging behaviors and smoke backlayering length of two fires in a longitudinally ventilated tunnel	42
Investigation of ultimate bearing capacity of shield tunnel based on concrete damage model	42
Grout diffusion model for single fractures in rock considering influences of grouting pressure and filling rate	42
The influence of different geothermal distributions on the pressure transients of high-speed trains passing through tunnels	42
Long-term mechanical properties of steel fiber reinforced concrete under sulfuric acid attack	42
Time-dependent analytical solutions for tunnels excavated in anisotropic rheological rock masses	42
Laboratory testing of settlement propagation induced by pipe-roof pre-support deformation in sandy soils	42
Feasibility analysis of EICP technique for reinforcing backfill layer behind TBM tunnel linings based on model tests	42
Full-scale experimental study on the smoke and thermal insulation of a water mist fire extinguishing system in a short road tunnel with natural ventilation	41
Impact of high-altitude environments on the motion and settling characteristics of wet-mix shotcrete dust in tunnels	40
Dynamic response characteristics and damage evolution process of a slope-tunnel system containing parallel traversing weak interlayers based on frequency domain analysis via shaking table test	40
Experimental study of temperature profile in underground corridor of different ventilation conditions induced by fire in an adjacent compartment	40
Assessment of a full-scale in-situ heater experiment based on the French high-level waste disposal cell concept conducted in the Callovo-Oxfordian claystone	40
Energy evolution and failure mechanism of tunnel dynamic unloading in deep rock mass abounding in closable minor joints	40
The research on the evaluation framework and application of urban three-dimensional (aboveground and underground) regeneration sensitivity——Taking Kunshan Old City in China as an example	39
A comprehensive review of resilience of urban metro systems: A perspective from earthquake engineering	39
An innovative non-destructive approach for the shrinkage assessment in two-component grout application	39
Editorial Board	39
Gas sealing behavior of gasketed segmental joints in shield tunnels: An experimental and computational study	39
Resultant axial stresses in instrumented rockbolts induced by dynamic effects occurred due to multi-face blasting in the working areas	38
Enhancing blast mitigation in tunnels with expansion chamber subjected to high explosives detonations for protecting underground facilities	38
A review on behavior, material properties and finite element simulation of concrete tunnel linings under fire	38
Experimental investigation of biaxial compressive mechanical property of NPR anchored rock with different preload forces	38
Real-time perception of rock–machine interaction information in TBM tunnelling using muck image analysis	38
Undrained compressibility characteristics and pore pressure calculation model of foam-conditioned sand	38
A two-step deep learning-based framework for metro tunnel lining defect recognition	38
Coupling isogeometric analysis with deep learning for stability evaluation of rectangular tunnels	38
A unified constitutive model for salt rocks under triaxial creep-fatigue loading conditions	38
Evaluation of EDZ characterization technology for URL based on field investigation at BET	38
Mechanical properties and field application of constant resistance energy-absorbing anchor cable	38
Experimental and numerical investigation on the shear behavior and damage mechanism of segmental joint under compression-shear load	37
Analytical investigation on the arching effect of tunnel face in sandy ground	37
Investigating the dynamic response of a double-box utility tunnel buried in calcareous sand against ground surface explosion	37
Collapse risk assessment of deep-buried tunnel during construction and its application	37
Three-dimensional tunnel face stability considering slurry pressure transfer mechanisms	37
Failure experiment on CFRP-strengthened prestressed concrete cylinder pipe with broken wires	37
Study on mechanical properties of composite support structures in TBM tunnel under squeezing soft rock conditions	37
Dynamic damage and fracture mechanism of curved ripper cutting reinforced concrete composites: Numerical simulation combined with engineering practice	36
Quantitative evaluation of the constraint effect and stability of tunnel lining support	36
Pile group response induced by adjacent shield tunnelling in clay: Scale model test and numerical simulation	36
Investigating the time-dependent behavior of rock induced by environmental erosion and its effect on the long-term safety of tunnel lining	36
Aerodynamic intensification effect and dynamic response of cracks on high-speed railway tunnel linings	36
New insights into the merging behavior of pedestrians: Quantification of lane competition level	36
Research on mechanical response and time-space distribution of supporting structure of deep-buried tunnel in naturally water-rich loess	36
Investigation on the engineering effects of the geometrical configuration of the jacking rectangular pipe	36
Risk assessment method combining complex networks with MCDA for multi-facility risk chain and coupling in UUS	36
Design guidelines for concrete segmental linings in transverse interaction with the TBM	35
Influence of air chambers on wavefront steepening in railway tunnels	35
Linking users as private partners of utility tunnel public–private partnership projects	35
“Cosmopolitan Canopy” in Hong Kong’s hidden city: Urban design and social life in underground transit hub	35
A novel asymmetric stress unloading technology in two sides of coal roadway in deep mine: A case study	34
Experimental study on the descent distance of fire smoke at the corridor corner	34
Centrifuge model tests and numerical simulation on ground-borne vibration propagating and vibration reduction scheme for tunnel inner structure	34

Probabilistic seismic demand models for circular tunnels subjected to transversal seismic load	34
Data fusion of multiple machine intelligent systems for the condition assessment of subway structures	34
An experimental study on the smoke spread in underground interconnected infrastructure with longitudinal ventilation	34
Experimental study on evolution law of dynamic characteristic parameters during the tunnel surrounding rock block collapse process	34
Characterization of leakage signatures in buried water pipes by ground penetrating radar(GPR) and instantaneous frequency analysis	34
Investigating High-Strength Expanded Polystyrene (HS-EPS) as yielding support elements for tunnelling in squeezing ground conditions	34
Plastic zone characteristics and rapid stability evaluation indexes of circular tunnels subjected to non-hydrostatic stress: A novel complex variable solution incorporating 3D rock mass strength	34
Effects of ambient pressure on characteristics of smoke movement in tunnel fires	34
Prediction of ground subsidence by shield tunneling using ensemble learning	34
Strengthening effect of the CFRP method on fire-damaged segments	33
Hybrid lattice/discrete element analysis of spalling failure in rock tunnels	33
Face stability of EPB shield tunnels in multilayered ground with soft sand lying on hard rock considering dynamic excavation process: A DEM study	33
A linear elastic design model for sprayed liners in damaged reinforced concrete pipes	33
Experimental investigation of mechanical-performance deterioration of HFRC segment under combined effect of sustained loading and chloride-induced corrosion	33
Experimental study of foam infiltration from foam-sand mixture into saturated sand for EPB shield tunnelling: A mechanism study	33
Experimental study on environmental chemical effect and purification treatment of waste slurry in horizontal directional drilling	33
Design and optimization of secant pipe roofing structure applied in subway stations	33
Numerical study of the influence of tunnel wall properties on ceiling jet temperature in tunnel fires	33
Study on the minimum safe thickness of water inrush prevention in karst tunnel under the coupling effect of blasting power and water pressure	33
A hydro-mechanical closed form solution for the minimum safety thickness of water‑resistant rock in a karst tunnel under drag force in the connected fracture	32
A survey of fire accidents during the process of highway tunnel operation in China from 2010 to 2021: Characteristics and countermeasures	32
3D deformation analysis in a metropolitan area during ongoing subway construction using time series InSAR	32
A biomass-enhanced bentonite slurry for shield tunnelling in the highly permeable soil	32
Conditional generative adversarial networks for the data generation and seismic analysis of above and underground infrastructures	32
Performance of road tunnel subjected to BLEVE occurring inside adjacent tunnel	32
Full-scale linear cutting tests to study the influence of pre-groove depth on rock-cutting performance by TBM disc cutter	32
Shaking table test on the seismic response and reinforcement measures of double-arch tunnels in mountainous areas	32
Review of through-wall leaking incidents during excavation of the subway stations of Nantong metro line 1 in thick water-rich sandy strata	32
Innovative design of slender rock pillar formed within large span road tunnels and cavern Y-junction in Hawkesbury Sandstone	32
The dust pollution characteristic after tunnel blasting and related influence parameters by using experimental method	32
Structural response of former tunnel in the construction of closely-spaced cross-river twin tunnels	32
Damage mechanism of a shield tunnel with cavities behind the concrete lining: An insight from a scaled model test	32
An enhanced polar-based GPGPU-parallelized contact detection algorithm for 3D FDEM and its application to cracking analysis of shield tunnel segmental linings	31
Model tests on progressive collapse mechanism of a shallow subway tunnel in soft upper and hard lower composite strata	31
Investigation on effect evaluation of seepage control system of large underground powerhouse of the Baihetan hydropower station	31
Model tests on static/seismic behavior of three-hinged multi-arch culvert constructed using different embankment processes	31
Coupled thermal-hydro-mechanical modeling on characteristics of excavation damage zone around deep tunnels crossing a major fault	31
Analytical investigation of additional stresses induced by yaw tunneling of shield in spatial curves	31
Editorial Board	31
Editorial Board	31
An overview of recent developments in China’s metro systems	31
Energy benchmarking analysis of subway station with platform screen door system in China	31
Deep learning based method of longitudinal dislocation detection for metro shield tunnel segment	31
Deformation analysis and protection measures of existing metro tunnels effected by river channel excavation in soft soils	30
Tail void grouting material: A parametric study on the role of hydro-mechanical characteristics in mechanized tunneling	30
An experimental study of Horizontal Directional Drilling (HDD) in sand in a large flexible calibration chamber	30
Modeling and assessing the impact of tunnel drainage on terrestrial vegetation	30
Rockburst and microseismic activity in a lagging tunnel as the spacing between twin TBM excavated tunnels changes: A case from the Neelum-Jhelum hydropower project	30
Temperature distribution and calculation methods for freezing length and laying length of insulation layer of a tunnel in cold regions	30
Parameter calculation of the initiating circuit with mixed use of nonel detonators and electronic detonators in tunnel controlled-blasting	30
Experimental studies on the smoke extraction performance by different types of ventilation shafts in extra-long road tunnel fires	30
Discrete modeling approach for emergency guidance signage system design in underground spaces: A case study in transportation hubs	30
A tunneling speed enhancement method for super-large-diameter shield machines considering strata heterogeneity	30
Experimental and analytical investigation of the mechanical behavior of deformed segmental tunnel linings strengthened by stainless steel corrugated plate	30
Spatiotemporal characteristics of Chinese metro-led underground space development: A multiscale analysis driven by big data	29
A condition fitting method of temperature field for tunnel structure based on test measurements	29
Effect of hydration heat of super-large-section tunnel-lining concrete on structural stress and its mitigation measures	29
Seismic displacement and deformation analyses of a precast horseshoe segmental tunnel	29
Research on disaster-causing characteristics of water and mud inrush and combined prevention-control measures in water-rich sandstone and slate interbedded strata tunnel	29
A strength-stress coupling criterion for rockburst: Inspirations from 1114 rockburst cases in 197 underground rock projects	29
Seismic analysis of underground structures employing extended response spectrum method	29
Field measurements on the attenuation characteristics of PM2.5 and toxic gases in a blasting metro tunnel and evaluation of the re-entry time	29
A hydro-mechanical coupled method for assessing the influence of localised leakage at gasketed joints on the long-term behaviour of shield tunnels	29
Toward the automation of mechanized tunneling “exploring the use of big data analytics for ground forecast in TBM tunnels”	29
Autonomous prediction of rock deformation in fault zones of coal roadways using supervised machine learning	29
Microseismic characteristic and development mechanism of fault-slip rockburst in a deep-buried TBM excavated tunnel: A case study	29
Reliability evaluation for ventilation system of gas tunnel based on Bayesian network	29
Analysis of post-ground settlement induced during twin tunnelling in silty sand	29
Peripheral stability of circular tunnels in anisotropic undrained clay	29
Large-scale field tunnel model experience and time-dependent floor heave induced by humidification	29
Data-driven adaptive assembled joints decision-making model for prefabricated underground stations	29
Deep learning with visual explanations for leakage defect segmentation of metro shield tunnel	29
Experimental investigation of pulling force and ground movement when Pipe-Swallowing technology is used in sand	29
Hong Kong Zhuhai Macao Bridge-Tunnel project immersed tunnel and artificial islands – From an Owners’ perspective	28
An improved theoretical model for the maximum smoke temperature rise in a tunnel based on equivalent fire source	28
A novel A-star algorithm-based approach to predicting the sealant performance of shield tunnel’s gasketed joints	28
Shaking table test on shaft-tunnel junction in liquefiable sand site	28
Experimental investigation on rheological properties and diffusion-related performance of clay shock slurry for excavation gap filling during shield tunnelling	28
A hybrid methodology for investigating DPM concentration distribution in underground mines	28
Experimental analysis of sand-bearing muck blockages inside single circle earth pressure balance shield chambers	28
Experimental investigation of ground collapse induced by Soil-Water leakage in local failed tunnels	28
Influence of constant total hydraulic head on pore pressure and water inflow of grouted tunnel calculated by complex variable method	28
An equivalent beam approach for assessing tunnelling-induced distortions of frames with infills	28
A solution of radial subgrade modulus by displacement fitting method considering the grout layer for shield tunnels	28
Performance of water-based fixed fire fighting systems in road tunnels: A review	28
Performance of buried corrugated metal culverts in intact and deteriorated states under surface static loading utilizing full-scale laboratory tests	28
Two-scale basalt fibers reinforced concrete shield tunneling segments for underground constructions	28
Shaking table test study of a surface frame structure–sand–tunnel system	28
Identification of deformed configurations of segmental tunnel rings based on measured convergences	28
Experimental and numerical studies on dynamic responses of tunnel and soils due to train traffic loads	27
Geomechanical model test for mechanical properties and cracking features of Large-section tunnel lining under periodic temperature	27
Fire spread among multiple vehicles in tunnels using longitudinal ventilation	27
A strain applied method for FEM-2D modelling of TBM tunnels in coarse-grained soils with comparative analysis of case histories	27
Optimization of relief hole blasting satisfying synergistic constraints of rock-breaking area and hole-bottom minimum burden	27
Pathological diagnosis of the seepage of a mountain tunnel	27