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Keywords: displacement
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Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-002
... approach is intended to support the data analysis and decision making of technical personnel. To improve the quality of the data derived from the numerical simulation tools for complex slopes, with variable sub-surface conditions and observed variation in displacement across the landslide surface and...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-050
.... Two main approaches have been used to simulate these highly anisotropic materials: i) techniques which explicitly model the jointed nature of the material, e.g., Discontinuous Displacement Analysis (DDA), Shi (1998), Discrete Element Method (DEM), Cundall et al. (1978), and the Finite Element Method...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-040
... give an overview of the SSR method and show how the approach can be used with any FE program. Upstream Oil & Gas mechanism hammah discontinuity Strength Reduction total displacement fe-ssr method displacement contour rock mass blocky rock slope blocky rock mass fe-ssr analysis...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-010
... therefore critical for the analysis and assessment of block stability. The mapping of outcrops and drill cores is the traditional method for the determination of relevant discontinuity data. finite block outcrop plane geometry Upstream Oil & Gas displacement rock face evaluation...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-011
... ABSTRACT ABSTRACT: Knowledge of the temporal and spatial evolutions of displacements occurring in the vicinity of underground openings is essential to understanding the response of a given rock mass to its excavation. The study presented in this paper aims at assessing the potential of laser...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-107
... failure mode may be described as an active wedge and the support must be designed to stabilize this wedge. Upstream Oil & Gas Piezometer rock cut reservoir geomechanics strength cohesion air transportation displacement site investigation sequence investigation rock excavation...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-047
... Simulation rotation Reservoir Characterization displacement boundary condition freedom Archambault deformation dilatancy strength variation instability kink band upper platen 1 INTRODUCTION The stability of rock slopes, underground openings and other works in intensely foliated or jointed...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-062
.... Potyondy and Cundal (2004) noted that using bonded particles to represent intact rock required extensive calibration. Reservoir Characterization topple shear Upstream Oil & Gas cruden cohesion metals & mining strength mechanism flaw udec-dm model displacement rock slope rock...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-043
... result of material being transferred though. Ore pass problems in Canadian mines have been documented by Hadji-georgiou et al. (2005). hydraulic fracturing displacement complex reservoir Simulation particle stability Upstream Oil & Gas particle assembly plane PFC model mechanical...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-094
... displacement monolith lateral constraint length displacement top block topography constraint condition strength normal load friction angle foundation block dam monolith foundation 1 INTRODUCTION The linear envelope known as the Mohr-Coulomb failure criterion is a simple, practical, relationship...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-150
.... Midstream Oil & Gas lng pilot cavern gas monetization pilot cavern LNG liquified natural gas displacement rock cavern operation rock mass construction cavern instrument Pilot Plant drainage system temperature profile ROCK mass RESPONSE LNG storage cavern wall low temperature rock...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-180
... mining works, forecasting is a necessary condition for successful application. 2 PROBLEM DEFINITION AND ANALYTICAL SOLUTIONS Upstream Oil & Gas data mining extraction displacement metals & mining modeling roof pillar cavity vertical displacement limestone subsidence stope...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-145
... geomorphologic peculiarities (mixed face conditions, variable orientation or rock masses and structure) such as flysch materials. In addition, portal stability problems, and geometrical issues such as the effects of simultaneous twin tunnel excavation on radial displacements of each bore are also key...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-155
... of rock slope failure mechanisms requires an understanding of structural geology, groundwater, rock mass strength and insitu stress conditions. Stress relief associated with mining excavation leads to elastic rebound and ground relaxation displacements that typically dissipate with time, a process...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-160
... Upstream Oil & Gas information instability degradation friction angle displacement experiment slope stability case study Surpac Vision numerical analysis rock bridge numerical experiment geological contact resource modeling tool fracture slope face 1 INTRODUCTION Nowadays, numerical...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-170
... and axial displacements in three orthogonal directions. Trials took place at intermediate depths, 600 meters underground, in areas with extraction ratios exceeding 80%, and lasted several months. The present paper focuses on a successful trial, showing regular stress changes within the sill pillar all...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-116
... strength shear zone compression test Reservoir Characterization displacement instability phenomenon investigation evolution deformation Upstream Oil & Gas volcanoclastic material specimen sequence kPa friction angle stromboli volcano deposit 1 INTRODUCTION The evolution of most of...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-126
... et al. 1992), Dutchman’s Ridge (Moore 1999) and Little Chief Slide. Both Downie Slide and Dutchman’s Ridge have been stabilized using drainage tunnels and drain holes. knowledge management US government chief slide detachment surface Upstream Oil & Gas displacement rock slope...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-181
... ABSTRACT ABSTRACT: A full-scale test stope was excavated at the Carr Fork Mine in the early 1980''s (Pariseau et al. 1984). Correlations between measured displacements in borehole extensometers and two-dimensional finite element model estimates were high, R2 over 0.8. These data were short...
Proceedings Papers

Paper presented at the 1st Canada - U.S. Rock Mechanics Symposium, May 27–31, 2007
Paper Number: ARMA-07-192
... interface with rock mass. A new strategy is recommended to improve practice for design of underground construction based on automated design system TUNNEL and simple measurement of contour displacements during construction in the tunnel or in the tunnel prototype. 1 INTRODUCTION Most of the well known...

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