Results 1 to 10 of about 117,527 (204)

Determination of geological strength index of jointed rock mass based on image processing

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2017
The geological strength index (GSI) system, widely used for the design and practice of mining process, is a unique rock mass classification system related to the rock mass strength and deformation parameters based on the generalized Hoek-Brown and Mohr ...
Kunui Hong, Eunchol Han, Kwangsong Kang
doaj   +4 more sources

Geological strength index-slope: an adaptation of the geological strength index system for use in the rock slope stability assessment

open access: yesBrazilian Journal of Geology, 2023
The Geological Strength Index (GSI) system is the basis of parameters used in the Hoek-Brown failure criterion for rock mass strength estimation. The author tested this system and here suggests a modified GSI called Geological Strength Index-slope ...
Ghafor Ameen Hamasur
doaj   +2 more sources

Application of geological strength index for characterization of weathering-induced failures [PDF]

open access: yesGrađevinar, 2018
This study investigates weathering induced failures of the heterogeneous fissile rock mass consisting of sandstone and shale. Discontinuity data was collected and the geological strength index (GSI) value was determined immediately after excavation based
Zoran Berisavljević   +3 more
doaj   +4 more sources

EQUIVALENT GEOLOGICAL STRENGTH INDEX (GSI) APPROACH WITH APPLICATION TO ROCK MASS SLOPE STABILITY

open access: yesRudarsko-geološko-naftni Zbornik, 2022
A considerable amount of slope stability analysis has been observed in jointed rock masses in which the GSI (Geological Strength Index) estimated at the outcropping level is considered input data to define the rock mass strength.
Raúl Pozo
doaj   +3 more sources

TUNNEL EVALUATION IN CROCKER FORMATION BY GEOLOGICAL STRENGTH INDEX (GSI) SYSTEM: A CASE STUDY [PDF]

open access: yesGeological Behavior, 2018
This study was conducted to determine the value of Geological Strength Index (GSI), to predict rock mass properties, very unfavourable discontinuities combination and tunnel support pressure for rock bolts or shotcrete and to determine the suitability ...
Lee Kiun You, Ismail Abd Rahim
doaj   +2 more sources

Residual strength of granitic rocks: interplay between GSI and confining pressure [PDF]

open access: yesScientific Reports
Residual strength is an important factor in rock mechanics and geotechnical engineering, referring to the remaining strength of rocks following considerable deformation or damage. This study investigates the post-failure behavior of granitic rock samples
Samad Narimani   +3 more
doaj   +2 more sources

Rock slope stability analysis by approximation of geological strength index and finite element method [PDF]

open access: yesMATEC Web of Conferences, 2019
As a part of natural geography systems, rock slopes have treasured amount of natural resources potential. The rock materials could be utilized to fulfill several needs, especially to construct buildings.
Agus Nugroho Soewignjo   +2 more
doaj   +2 more sources

APPLICABILITY OF THE GEOLOGICAL STRENGTH INDEX (GSI) CLASSIFICATION FOR THE TRUSMADI FORMATION AT SABAH, MALAYSIA [PDF]

open access: yesEarth Science Malaysia, 2020
During the feasibility and preliminary design stages of a project, when very little detailed information on the rock mass and its geomechanic characteristics is not available, the use of a Rock Mass Classification Scheme (RMCS) can be of considerable ...
Rodeano Roslee   +3 more
doaj   +2 more sources

Estimating the Geological Strength Index (GSI) in Regional Seismic-Landslide Zonation Using the Empirical Regression Model

open access: yesAdvances in Civil Engineering, 2022
The assessment of the strength parameters of geological formations in regional scale which encounters thousands of slopes is a complicated approach and time consuming and needs huge field work.
M. E. Mirabedini   +2 more
doaj   +2 more sources

New Insights into the Internal Structures and Geotechnical Rock Properties of the Giant San Andrés Landslide, El Hierro Island, Spain

open access: yesRemote Sensing, 2023
The San Andrés landslide on El Hierro (Canary Islands) represents a rare opportunity to study an incipient volcanic island flank collapse with an extensive onshore part.
Jan Klimeš   +10 more
doaj   +1 more source

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