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Keywords: mechanical property
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Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-545
... Waltham strength Nottingham mechanical property failure load cavity roof situ test triassic sandstone stability cavity underground cavity vertical displacement vertical stress numerical model failure mechanism 1 SChEME, University of Nottingham, University Park, Nottingham, NG7 2RD (UK) 2...
Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-608
... communication facilities in Sweden are designed as underground constructions. geological modeling induration information lund university Reservoir Characterization reinforcement mapping access tunnel fluid modeling Upstream Oil & Gas Cavern Construction mechanical property geologic...
Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-173
...THE APPEARANCE OF INHOMOGENEOUS DISTURBANCES IN THE MECHANICAL PROPERTIES OF SOIL IN MINING AREAS Henryk Marcak1 ABSTRACT Mining areas of Poland experience sudden deformations of rock formations near the ground surface. These may be described using mathematical models for subsidence, which have...
Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-610
... are often used. The authors have been concerned with the relations among rock mass classes and their physical and mechanical properties for some time and they gathered in-situ and laboratory test data from the sites in Japan as well as those at other parts of the world. These data are compiled and...
Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-586
... ground.—Ground material: In some models the ground material was considered homogeneous. rail transportation non linear analysis mechanical property comparative study longitudinal axis underground work finite element mesh numerical result tunnel structure rear section vertical...
Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-617
... consideration of all calculated numerical models leads to the conclusion that interaction of bolts with the rock mass depends not only on the mechanical properties of roof layer. We have to take under consideration mechanical properties and geology of all strata in the vicinity of an opening. INTRODUCTION...
Proceedings Papers

Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-015
..., stress strain characteristics and rheological properties (including post-failure domain). Carrying out simulation and analysis also needs for a deep insight into the physical and mechanical properties of rocks. Therewith, true evaluation of strain state of rock mass in situ is of great significance...
Proceedings Papers

Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-042
... ABSTRACT: Rock mechanical and failure related properties are of vital importance to various facets of the petroleum industry. Starting from drill bit selection and drilling operation to completion and stimulation design, all depend on the knowledge of rock mechanical properties. Laboratory...
Proceedings Papers

Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-095
... structural geology high ground pressure stability Support Technique Upstream Oil & Gas mechanism mechanical property rock mass secondary rigid support strength support method lining shear stress support system Reservoir Characterization support structure rigid support soft...
Proceedings Papers

Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-100
... Reservoir Characterization flow assurance Upstream Oil & Gas reservoir geomechanics sand production log analysis sandstone mechanism prediction strength facies drawdown pressure drilling operation core analysis core quality Dusseault determination mechanical property sand...
Proceedings Papers

Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-096
... available natural rOCks,an artificial sandstone was developed and employed in these investigations. This paper describes this model material, its fabrication and mechanical properties, and the test procedures adopted. A qualitative interpretation of the test results is offered. 2. MODEL MATERIAL 2.1...
Proceedings Papers

Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-077
... computor Nishimatsu great depth Rock stress rock formation convergence mechanical property rock mass stiffness Rock at GreatDepth, Maury & Fourmaintraux (eds), © 1989Balkema, Rotterdam. ISBN 90 6191 9754 Computer modelling of the convergence of mine roadway at great depth Modelisation numerique...
Proceedings Papers

Paper presented at the ISRM International Symposium, May 26–28, 1982
Paper Number: ISRM-IS-1982-002
... represented as a continuous, isotropic or anisotropic medium. Therefore, the study of the surrounding rock mass for the design of caverns requires the difinition of the geotechnically relevant discontinuities and their geometrical and mechanical properties, and the definition of the properties of the...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-179
... Reservoir Characterization strength cementation Upstream Oil & Gas displacement sandstone mechanical property structural geology concrete gravity dam gravity dam soft rock water level mudstone sabaishigawa dam shear test foundation construction deformation uplift pressure...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-209
...) Upstream Oil & Gas Mean safety factor slope failure strength Earthquake mechanical property structural geology type landslide stability Reservoir Characterization displacement inclinometer investigation rock mass tunnel procedure pile work Japan safety factor landslide control work...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-053
...Proceedings of the International Symposium on Weak Rock / Tokyo /21 -24 September 1981 Dependence of mechanical properties to the texture and water content of weak rock A case of the Late Tertiary mudstone from the Mae Mo lignite mine, northern Thailand F.T.ONODERA Nippon Geophysical Prospecting...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-018
... presents a summary of some index properties for the Wabamun coal. Additional mechanical properties for this coal have been presented by Noonan (1972), Guenot (1979) and Kaiser and Morgenstern (1979). TESTING PROCEDURE AND ANALYSIS OF CREEP DATA Cylindrical cores of about 6,90 cm in diameter and...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-205
...) fractured Rocks. In this paper the distribution and geological background of (1), (2) and (3) which have the mechanical properties as "soft rock" and their typical engineering properties are briefly described in section 1, 2 and 3 respectively. The geological structure of Japan composed of island arcs is...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-100
... Reservoir Characterization formula elastic module coefficient deformational module wellbore integrity residual strength fractured rock mechanical property chlorite Wellbore Design mechanical model sandstone module rock mass Upstream Oil & Gas compression residual strenght...
Proceedings Papers

Paper presented at the ISRM International Symposium, September 21–24, 1981
Paper Number: ISRM-IS-1981-029
... SUMMARY The effects of durability and accelerated weathering tests on polylithologic conglomerates, with arenaceous matrix and carbon atic cement, are reported. The main structural, physical and mechanical properties have been measured on quarry samples and are compared to the same properties...

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