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Keywords: investigation
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Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-045
... a surface with required roughness while preserving aesthetic appearance of the stone; however, this technology overcomes some disadvantages such as low productivity and high processing costs. Water jet treatment has been investigated in terms of surface quality, and the effects of working conditions...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-027
... particularly useful for imaging narrow and roughly planar features of diverse orientations. Introduction POSIVA Oy conducts bedrock investigations at the spent nuclear fuel final disposal site at Olkiluoto, in western Finland. The purpose of these efforts, which include a significant R&D component...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-001
... Abstract This paper discusses the purposes of, and the processes involved in, the several types of technical audit and/or review of aspects of rock engineering projects carried out in an international consulting practice. The reviews discussed relate to the investigation, design...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-011
... Abstract The naturally existing fractures in a rock mass induce heterogeneity and anisotropy for its engineering properties, resulting in difficulties for investigation on hydrogeological characteristics of fractured rock masses. Aiming to gain more insight into the difference of permeability...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-149
.... Hence, to examine and analyze the characteristic and reasons of some typical cases, it is important to better understand the structure induced deformation in tunnel and to provide valuable references for enhancing the connection between design, construction and investigation. Reservoir...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-017
... factor that has to be taken into account in geotechnical investigations. These information make the basis for realistic design of underground and surface projects such as tunnel, mines etc. Roughness has various features depending on the type of specimens, size and observation scale. In some cases...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-014
... tunneling, and a proper geomechanical characterization is imperative. However, investigating the overall-properties is currently a challenging task, originating from difficulties in sample acquisition, sample preparation and laboratory testing. In order to gain insight into the overall mechanical...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-129
... Abstract Instability in production blast holes causes poor fragmentation, lower ore recovery, delay in production and higher costs in crushing and grinding. In this investigation, three large ore bodies named Alliansen, Fabian and Vi-Riwere selected. Avideo camera was used for mapping...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-120
... to detect during the design stage. 2 DESIGN STAGE A clear scope and objectives should be set depending on the projects stage, project size, geological com- plexity, and cost-benefit analysis among other factors (Riedmüller & Schubert 2001). 2.1 Investigation stage Under this stage the main goal...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-141
... required for excavation and support, common for all types of tunnels, the specific methodology for design of water pressure tunnels is presented. From definition of the objectives of the design, the necessary data to obtain from investigations are listed. Prevention of hydrojacking, management of seepage...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-146
... are connected with the in- sufficient information obtained from the investigation. In practice, geological data are collected from the tests such as boreholes, geophysical measurements, pilot tunnels or geological mapping. Subsurface models are built on subjective interpretation and mathematical interpolation...
Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-093
... factors affect the closure process after the shut-in. Reservoir Characterization Upstream Oil & Gas shut-in stage different value Drillstem Testing initial notch breakdown pressure in-situ stress hydraulic fracturing compressibility investigation wellbore pressure shut-in pressure...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-024
... activation energy investigation high temperature indenter displacement drill pipe selection specimen stress exponent impression test Material Science impression creep test drillstring design diameter MPa creep behavior salt rock creep test different temperature impression rate...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-014
... Fluid Dynamics hydropower engineering investigation renewable energy basalt inlaid cataclastic 0 flow in porous media structure characteristic characteristic cataclastic structure rock mass cataclastic rock mass rock mass integrity rock mass structure rock mass situ evaluation...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-019
... of the investigations, tables of the evaluated test results and the empirical equation deduced are presented in the paper. 1 INTRODUCTION Discontinuities are one of the most important phenomena that cause the mechanical anisotropy in rocks. This mechanical anisotropy would, in turn, impose reduction of strength...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-040
... reservoir geomechanics strength axial strain radial strain different temperature structural geology volumetric strain loading orientation MPa Tournemire shale Reservoir Characterization orientation anisotropic rock investigation mechanical behaviour bedding plane Upstream Oil...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-030
... ABSTRACT In civil, road-bridge and underground engineering, there are many bi-materials foundations under various structures. The growths of cracks in these bases will cause structure failure. To avoid these cases, the mechanism of this kind crack growth must be investigated. In order to study...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-031
... of economic storage volume that is also unequivocally stable under the operatin structural geology mudstone Upstream Oil & Gas Reservoir Characterization steady-state creep rate interlayer natural gas storage cavern rock salt mechanical property creep anhydrite investigation tightness...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-036
... Reservoir Characterization roof rock dominant frequency fracture foliation Upstream Oil & Gas borehole gneiss rockburst propagation microseismic monitoring fractured rock investigation rock fracture process frequency seismic investigation geophone seismic velocity mining...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-174
... are identified. The statistical analysis and the accident tree analysis are carried out to analyze the contribution of each risk factor to tunnel collapse. The importance ranking of risk factors is given. It can be confirmed that precise geological investigation and appropriate construction process are the most...

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