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Keywords: rock mass
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Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-018
... discontinuous deformation analysis (3-D DDA) method for stability analyses of jointed rock tunnels. In the natural environment, rock masses are cut by finite joints into numerous polyhedral blocks with arbitrary shapes, including convex, concave, those with cavities and/or holes, and probably their unions...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-029
... of this experimental work are in accordance with observations at rock mass scale, which opens the door to future research on the topic in order to better understand rock mass behavior. Keywords: Laboratory Tests, Post-failure, Dilation, Structure Effect 1. Introduction Excavation in rock masses has developed during...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-014
...Application of Fuzzy Model in GSI Determination for Singapore s Sedimentary Rock Masses Kar Winn Society of Rock Mechanics and Engineering Geology, Aljunied Crescent, Singapore 380102 * ukar0002@e.ntu.edu.sg / karwinn@yahoo.com.sg Abstract The fuzzy set theory is applied in the Geological strength...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-034
... conditions with regards to deep rock mass, the excavation experience, which is worth being learnt from extensive review of previous study as well as practical experience such as the successful excavation of ultra-deep mines in the gold field of South Africa, is summed up. The underground spatial structure...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-010
... project depends on many geomechanical properties of intact and rock mass such as unconfined compressive strength (UCS) and tensile strength. Bieniawski (1974) concluded that UCS is required more often than any other rock properties since this parameter is essential for the stability of underground...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-027
..., Seoul, Korea * irfan.shahrin@gmail.com Abstract Bench blasting is the most common method of rock excavation in productive quarries. Properties of the rock mass and the discontinuities are factors that influence rock fragmentation but cannot be controlled. In this study, the remote sensing techniques...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-073
... Excavation, Preliminary Design, Rock Cavern, ANN 1. Introduction The sequential excavation method (SEM) is widely used for the construction of rock caverns, shafts and other underground structures. It takes advantage of the capacity of the rock mass to support itself by deliberately controlling and adjusting...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-098
... Wellbore Design normal stress asian rock mechanics symposium 29 wellbore integrity strength rock joint shear test rock mass reservoir simulation Thickness numerical simulation shear strength Reservoir Characterization Upstream Oil & Gas isrm international symposium double...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-079
... Characterization risk and uncertainty assessment Scenario rock mass structural geology support design student rock mechanics symposium arms10 29 Using Games to Teach Support Design Jan A. Maritza* and Koos de Beera,b a University of Pretoria, Pretoria, South Africa b University of Tampere, Tampere...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-094
... observations, and geotechnical investigations, the rock masses have been classified to eight various formations (Mahab Ghodss Co., 2008). These formations are presented in Fig.2 and summarized in Table 1. 2 ARMS10 10 th Asian Rock Mechanics Symposium 29 October to 03 November, 2018, Singapore The ISRM...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-059
...Certificated System for Stress Changes On-line Monitoring in Rock Masses Petr Konicek*, Petr Waclawik, Lubomir Stas and Tomas Kalab The Czech Academy of Sciences, Ostrava, Czech Republic * petr.konicek@ugn.cas.cz (corresponding author s E-mail) Abstract The contribution deals with the development...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-178
... mass and bedding plane respectively, which is suitable for slope with large layer thickness. Implicit joint method diffuses the bedding plane into the rock mass, taking the layered rock as transversely isotropic or orthotropic material, which is suitable for slope with small layer thickness. The layer...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-076
... of unlined pressure tunnels has been one of the most successful developments in Norway. This concept has gained worldwide reputation for its cost effectiveness, time saving and simplicity in construction of water tunnels in hard rock mass with favorable in-situ stress conditions (Panthi and Basnet, 2016...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-081
... geology Singapore fracture network fractured rock rock mass permeability fluid flow fracture rock mechanics symposium arms10 29 mining discrete fracture network A Methodology for Geomechanical Modelling of In situ Recovery (ISR) in Fractured Hard Rocks M. Sharifzadeha*, C. Aldricha, E...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-134
... and tunneling is one of the most significant concerns of geotechnical engineers. Rock reinforcement methods can be used to increase rock strength and minimise the displacement of unstable rock mass. It is important to understand how the reinforcement systems work to ensure the stability of underground...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-236
... field characteristics and the number of seismic events in different parts of an object. This provides a way to predict the induced seismicity parameters in course of mining. Comprehensive approach to reconstruction of stress fields in rock mass at any stage of mining was offered and realized...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-199
... fractured rock mass is singularly challenging to simulate mathematically. At the discrete level there are strong fabric issues (oriented joint sets, perhaps faults, weak bedding planes), different joint properties, Biot coupling, advective-conductive heat transfer, and flow in joint arrays with changing...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-077
... Abstract Rock engineering in blocky rock masses demands a sound knowledge of the joint network, since the discontinuities represent the planes of weakness along which blocks will detach and/or which reduce global rock mass strength. The influence of discontinuities in rock masses is considered...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-159
...-mail) Abstract To improve the effective use of rock bolt support system for practical and economic considerations in support system. A generic rock bolt design procedure usually starts with the identification of the rock mass strength, which is a process to minimize the deformation induced by the dead...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-208
... the intrinsic product tightness of the host rock. Geologists and engineers were looking for and did site caverns in rock masses having a very low permeability. Fig. 1. Mined cavern with room-and-pillar design (left) and current cavern design (right). The majority of room-and-pillar storages in the USA were...

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