Results 101 to 110 of about 4,379 (222)
Desain Lereng Pit A Blok 3 Dalam Penambangan Pit Terbuka PT. Daya Bambu Sejahtera (DBS), Jambi [PDF]
PT. Daya Bambu Sejahtera (PT. DBS) merupakan salah satu perusahaan tambang batubara di Kabupaten Tebo, Provinsi Jambi yang melaksanakan penambangan batubara dengan sistem penambangan terbuka (open pit).
Najib, Najib +2 more
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Hierarchical creep cavity formation in an ultramylonite and implications for phase mixing [PDF]
Establishing models for the formation of well-mixed polyphase domains in ultramylonites is difficult because the effects of large strains and thermo-hydro-chemo-mechanical feedbacks can obscure the transient phenomena that may be responsible for domain ...
F. Fusseis +5 more
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Sensitivity analysis of GSI based mechanical parameters of the rock mass [PDF]
The purpose of this paper is to analyze the sensitivity of the various constants of the different mechanical equations which depends on the Geological Strength Index (GSI) and the disturbance factor (D). Recently, both the Hoek-Brown failure criteria and
Ván, Péter, Vásárhelyi, Balázs
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Population genetics of self-incompatibility in a clade of relict cliff-dwelling plant species [PDF]
The mating systems of species in small or fragmented populations impact upon their persistence. Small self-incompatible (SI) populations risk losing S allele diversity, responsible for the SI response, by drift thereby limiting mate availability and ...
Brennan, Adrian C. +2 more
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Spatiotemporal Simulation of Future Land Use/Cover Change Scenarios in the Tokyo Metropolitan Area [PDF]
Simulating future land use/cover changes is of great importance for urban planners and decision-makers, especially in metropolitan areas, to maintain a sustainable environment.
Derdouri Ahmed +3 more
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After one decade of application of the Geological Strength Index, GSI, and its extensions, in the quantitative characterisation of the rock mass, the present paper attempts to answer the questions that have been raised by the users about the determination of the GSI for various qualities of rock masses and various conditions.
openaire +2 more sources
Alternative models for the calculation of the RMR and Q indexes for granite rock masses [PDF]
Empirical classification systems like the RMR and Q are often used in current practice of geotechnical structures design built in rock masses. They allow obtaining an overall description of the rock mass and the calculation, through analytical ...
Correia, A. Gomes +5 more
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Design and realization of side-cuts in flysch rock mass [PDF]
Opisuje se metodologija projektiranja i izvedbe sustava za osiguranje stabilnosti zasjeka u flišnoj stijenskoj masi na riječkom području. Na temelju rezultata istražnih radova, iskustva tijekom izvedbe zahvata na osiguranju stabilnosti stijenskih zasjeka
Alan Brunčić +2 more
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Slope Stability Analysis Using Limit Equilibrium Method in Nonlinear Criterion
In slope stability analysis, the limit equilibrium method is usually used to calculate the safety factor of slope based on Mohr-Coulomb criterion. However, Mohr-Coulomb criterion is restricted to the description of rock mass. To overcome its shortcomings,
Hang Lin +3 more
doaj +1 more source
Abstract A simple analytical approach for stability assessment of underground storage caverns against ground uplift of overburden rock above the rock caverns for high pressurized fluid such as compressed air energy storage (CAES) and compressed natural gas (CNG) was developed.
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