OOIR: Observatory of International Research

Papers

(The H4-Index of Tunnelling and Underground Space Technology is 58. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-01-01 to 2026-01-01.)

Article	Citations
In situ flexural failure of unbonded fibre reinforced shotcrete linings in response to point loading	158
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	151
Bending performance of Y-shaped joints of subway station built by enlarging two parallel shield tunnels	149
A comprehensive novel approach for fire analysis of tunnels structural design	138
Repeated lidar acquisitions in an underground salt gallery in the Alsatian potassic basin (France): Monitoring and geomechanical modelling	119
Early-stage assessment of structural damage caused by braced excavations: Uncertainty quantification and a probabilistic analysis approach	114
New design equation for maximum allowable mud pressure in sand during horizontal Directional drilling	112
Mechanical response of pile group and stratum induced by shallow tunneling based on the model test	109
A simplified deformation forewarning method for longitudinal structural performance of existing shield tunnels based on Fast Fourier Transform	105
Vibration characteristics of spalling defects in concrete lining	104
A new experimental method of one single lining with airbag resistance limiter support for large deformation	104
The effect of ground improvement materials on the impact resistance and behavior of buried pipes: An experimental and numerical study	100
Study on the deformation and failure mechanism of tertiary water-rich soft rock tunnels based on the moisture migration-fracture coupling model	100
Experimental study on the progressive collapse mechanism of excavations retained by tied-back retaining systems	99
Golden Horn Unkapanı Highway Tube Tunnel – Istanbul: Underwater bridge design in seismic environment	98
Comparative response of tiled finishes and bonded fire resistive coatings for normal weight concrete tunnel liners under high-intensity one-sided heating	95
Structural performance of corroded precast concrete tunnel lining	93
Numerical modelling and field monitoring study on large-span tunnelling using pretensioned bolt–cable combined support system	92
Combined effects of fault geometry and roadway cross-section shape on the collapse behaviors of twin roadways: An experimental investigation	91
Semi-supervised ensemble model for TBM rock mass classification	91
Dynamic characteristics and safety control of mortar bolts under tunnel blasting vibration loads	89
Seismic performance of tunnels and verification of available seismic risk models for the 2023 Kahramanmaraş earthquakes	88
Full-scale test on the mechanical behavior of longitudinal joints of NC-UHPC composite segments under compression-bending load	87
Vibration effect and ocean environmental impact of blasting excavation in a subsea tunnel	86
Analysis of face stability at the launch stage of shield or TBM tunnelling using a concrete box in complex urban environments	83

The impact of lighting and longitudinal slope on driver behaviour in underwater tunnels: A simulator study	83
Research on the influence of high-altitude tunnel environment on gas explosion characteristics and explosion limits	81
Experimental and analytical study on the mechanical response of shield tunnel segmental linings strengthened by a steel-UHPC composite	81
Effect of interfacial characteristics on dynamic splitting behavior of quasi rock-concrete composite layer: Towards resilient tunnel support against rock burst	80
Experimental and theoretical analysis on extension flame length of buoyancy-induced fire plume beneath the curved ceiling	79
Detection of grouting defects behind shield segments via shear wave ultrasound arrays: Numerical and full-scale model experiments	79
Computational hydraulics and hazard assessment of flooding on underground staircases	79
Experimental investigation of natural gas leakage and dispersion characteristics in utility tunnels under the effects of real facility layout and forced ventilation	78
Large deformation characteristics and the countermeasures of a deep-buried tunnel in layered shale under groundwater	76
Experimental and continuation analysis in a hydraulic drifter via dry friction rock model	72
Damage mechanism of tunnel base heave under interlayer weakening effect in nearly horizontal layered rock	70
Tunnel fire smoke control based on the PID method: A numerical study	69
Study on the stability of a large-span subway station constructed by combining with the shaft and arch cover method	69
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	69
Analytical study and field investigation on the effects of clogging in slurry shield tunneling	68
Stability analysis of fractured rock masses based on an extended key block theory considering the forces between blocks and block rotation	68
Study on spilled liquid from a continuous leakage in sloped tunnels	66
Seizing the opportunity of energy retrofitting of existing tunnels	65
Parametric modeling and safety simulation of pit excavation affecting adjacent tunnels based on BIM-FEM framework	65
Experimental analysis of the effect of the ramp slopes on the maximum exceedance temperature in a branched tunnel fire	64
Experimental study on spreading combustion characteristics and smoke temperature distribution of continuous spill fires in blocked tunnels	64
Physical model test of NPR anchor cable-truss coupling support system for large deformation tunnel in fault fracture zone	64
BI-IEnKF coupling model for effective source term estimation of natural gas leakage in urban utility tunnels	63
Experimental study on obstacle visibility and driving safety in lighting environment of road tunnel interior zone	63
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	62
Quantification of seismic performance index limits and evaluation of seismic fragility for a new rectangular prefabricated subway station structure	62
Automated crack classification for the CERN underground tunnel infrastructure using deep learning	61
Construction risk probability assessment of shield tunneling projects in karst areas based on improved two-dimensional cloud model	60
Optimal range of ventilation velocity in tunnel fires under subcritical longitudinal ventilation	59
Reverse circulation mechanism in a pilot-guided reaming bit: insights from CFD-DEM simulations and an experimental study	59
A novel flexible joint mechanical model and application in semi-analytical solution for longitudinal response of tunnel subjected to fault movement	58
Full-scale testing of precast tunnel lining segments under thrust jack loading: Design limits and ultimate response	58
Impact of bedding layers to soil-pipe-liner structure under static and traffic loads with EPR technology	58
Prediction of GHG emissions from Chengdu Metro in the construction stage based on WOA-DELM	58
Application of CO2-foamed lightweight grout with early strength and low density as a low-carbon material in shield synchronous grouting	58