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Keywords: stability
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Proceedings Papers

Paper presented at the 5th ISRM Young Scholars' Symposium on Rock Mechanics and International Symposium on Rock Engineering for Innovative Future, December 1–4, 2019
Paper Number: ISRM-YSRM-2019-083
... Abstract Assessment of overburden dump slope stability is an issue that continuously evolves with time. Engineered slope structures in large opencast mines require a continuous assessment of their stability condition. In this paper, machine learning application has been used for the stability...
Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-046
... Abstract Properties of rock mass vary and an exact value of one of the properties at any given location cannot be predicted. On the other hand, in applying some classical methods of structure stability analyses, only one value of certain parameter must be input to the formulas or even the...
Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-042
.... Three-dimensional displacement monitoring results are shown. 1. Introduction Monitoring rock displacements is important to assessing the stability of rock slopes. The Global Positioning System (GPS) can continuously measure three-dimensional displacements over extensive areas. The "ISRM Suggested...
Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-063
... Abstract The process of slope stability analysis is one of the most important stages in design of some civil and mining projects. Bimslopes are made from bimrocks (block-in-matrix rocks) where rocky blocks are distributed in a bonded matrix of finer texture. This kind of slopes usually are...
Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-054
... Abstract In room-and-pillar mining method which is commonly adopted for underground limestone mine in Korea, the design of safety pillar is very important for securing a safety in mining operation as well as for preventing a collapse in roof. It is known that the stability of safety pillar in...
Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-040
... cutting with engineering stability measures. Typhoon Morakot in 2009 brought heavy rainfall and caused hazardous landslides. After that, sliding and deformation of the slope with various degrees were observed at different locations. This study investigates the influence of river bank erosion and...
Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-050
... block displacement or slope instability. Wellbore Design displacement laboratory Upstream Oil & Gas validate numerical pendulum Reservoir Characterization modeling Rock mechanics Rock Block Displacement reservoir geomechanics numerical method variation stability MPa numerical...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-108
... simulate the blasting loads. The corresponding impact of blasting loads on the stability of chamber was assessed from the peak vibration velocity and stress by using Lagrange method and matched post-processing procedures LS-PREPOST. It is shown that the maximum vibration velocity in the surrounding the...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-093
... ABSTRACT: The tertiary soft rock (or tertiary hard soil) is half-diagenetic rock (soil) and its properties are different from hard rock and soil. A lot of engineering practices show that the stability of thick tertiary soft rock slopes is affected seriously by underground water and rainfall. A...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-078
... ABSTRACT: From the viewpoint of tunnel stability, two proposed models are presented in this paper for estimating the minimum rock cover of a sub-water tunnel in the cases of homogeneous rock mass and inhomogeneous rock mass, which are based on the concept that minimum rock cover is obtained...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-064
... the radial displacement of frozen wall, and it is a quilt effective way of research to predicate stability of surrounding rock. 1 INTRODUCTION Freezing method is the main construction method which can make sure the wellbore across the unstable alluvium and weathering zone of bedrock and nearby the...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-094
... ABSTRACT: Rock structure is very important for the stability of rock slopes. RFPA is a professional finite element software for failure process analysis of material. RFPA-Centrifuge is used to simulate the failure process of rock slopes with a weak stratum which is in different height, the...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-040
... studies. Manchao He and Xiaoming Sun etc (He et al. 2002, He et al. 2004, Jiang et al. 2005, Jia 2006) put forward a standpoint that weak surrounding rock layers has a great influence on the stability of surrounding rock by analyzing the structure of surrounding rock. Lijun Han (Wang et al. 2005, Li et al...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-099
... ABSTRACT: The starter dam of a tailings pond, adopted sectional construction, might cause differential settlement, which will bring bad impact on the dam stability during use later. First, the deformation rate of starter dam was monitored by INSAR technology for 14 hours, which demonstrated...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-010
... ABSTRACT: With the aim to overcome the difficulty of determining the reasonable cutting height, the influence factors of determining the cutting height were analyzed in detail. Combined with the Panel 30101 of some mine, the stability of coal wall, the working resistance of support, the top...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-069
... ABSTRACT: According to the typical conditions of special water preserved mining area, the aquiclude stability with two equispaced filling strips is analyzed by using the physical simulation experiment and theoretical analysis, and the mechanical model of elastic foundation beam of strip...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-055
... geotechnical engineering, and the research for layered rock slope failure mode is a major issue of realistic significance (Xian 1989). Many methods are used to understand the failure of slopes, each one having its own merits as well as limitations. The stability of large rock slopes, which are susceptible to...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-089
... features of reverse layered soil-rock aggregate dualistic structural slope were analyzed, through the main failure mode of this kind of slope was obtained and the high-steep slope stability in 11-B area for dynamic excavation on condition of complex tectonic stress field was analyzed emphatically. The...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-123
... ABSTRACT: It has wide distributions and large recoverable reserves of Jurassic period coal seam in China. It is difficult to maintain stability of the development roadways with long service term for Jurassic strata because there are abundant argillaceous rocks and some minerals in the high...
Proceedings Papers

Paper presented at the 3rd ISRM Young Scholars Symposium on Rock Mechanics, November 8–10, 2014
Paper Number: ISRM-YSS-2014-105
... ABSTRACT: Bolt and wall rock should be regarded as a whole in the tunnel stability analysis. Based on the principle of bolt-rock combined action, a monitoring system of bolt stress and wall rock strain was developed, and a judging standard for the warning level of the rock stability was put...

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