[HTML][HTML] The use of discrete fracture networks for modelling coupled geomechanical and hydrological behaviour of fractured rocks

Q Lei, JP Latham, CF Tsang - Computers and Geotechnics, 2017 - Elsevier
We present a discussion of the state-of-the-art on the use of discrete fracture networks
(DFNs) for modelling geometrical characteristics, geomechanical evolution and …

Some new Q-value correlations to assist in site characterisation and tunnel design

N Barton - International journal of rock mechanics and mining …, 2002 - Elsevier
The rock mass quality Q-value was originally developed to assist in the empirical design of
tunnel and cavern reinforcement and support, but it has been used for several other tasks in …

Application of the convergence-confinement method of tunnel design to rock masses that satisfy the Hoek-Brown failure criterion

C Carranza-Torres, C Fairhurst - Tunnelling and underground space …, 2000 - Elsevier
This paper discusses the practical application of the Convergence-Confinement Method of
tunnel design to rock-masses that satisfy the Hoek-Brown failure criterion. The strength of …

[BOOK][B] Rock quality, seismic velocity, attenuation and anisotropy

N Barton - 2006 - taylorfrancis.com
Seismic measurements take many forms, and appear to have a universal role in the Earth
Sciences. They are the means for most easily and economically interpreting what lies …

Stress-dependent permeability of fractured rock masses: a numerical study

KB Min, J Rutqvist, CF Tsang, L **g - International Journal of Rock …, 2004 - Elsevier
We investigate the stress-dependent permeability issue in fractured rock masses
considering the effects of nonlinear normal deformation and shear dilation of fractures using …

Numerical study on tunnel damage subject to blast-induced shock wave in jointed rock masses

XF Deng, JB Zhu, SG Chen, ZY Zhao, YX Zhou… - … and Underground Space …, 2014 - Elsevier
In this study, numerical modeling on the damage of existing circular tunnel subject to blast-
induced shock wave was carried out with DEM-based code UDEC. The disturbed zones …

Mechanical behaviour of a jointed rock mass with a circular hole under compression-shear loading: Experimental and numerical studies

Q Lin, P Cao, Y Liu, R Cao, J Li - Theoretical and Applied Fracture …, 2021 - Elsevier
The tunnels excavated in a mountain body interact with the jointed rock mass under
compression-shear and present a complex stress state. The joints often have a significant …

[PDF][PDF] Advances in discrete element method applied to soil, rock and concrete mechanics

FV Donzé, V Richefeu, SA Magnier - Electronic Journal of …, 2009 - academia.edu
ABSTRACT The use of Discrete Element Methods (DEM) to investigate mechanical
properties of geomaterials is growing fast and their applications in geotechnics have …

Experimental and numerical analyses of an opening in a jointed rock mass under biaxial compression

M Sagong, D Park, J Yoo, JS Lee - … Journal of Rock Mechanics and Mining …, 2011 - Elsevier
Tunnel construction in a rock mass produces damage around the tunnel by concentration of
in situ stress and by construction activity such as blasting. The generated damage changes …

A new classification of failure mechanisms at tunnels in stratified rock masses through physical and numerical modeling

N Moussaei, M Sharifzadeh, K Sahriar… - … and Underground Space …, 2019 - Elsevier
Stability of tunnels in stratified rock masses under low stress conditions is governed by the
rock mass structure (blocks) and excavation geometry and dimension. A physical model was …