Case study: using the point load test to estimate rock strength of tunnels constructed by a tunnel boring machine
Sign Up to like & getrecommendations! Published in 2017 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-017-1198-x
Abstract: Rock strength is one of the most important parameters in geotechnical engineering. During excavation using a tunnel boring machine (TBM), a rapid and effective method to estimate rock strength is needed. The TBM muck produced… read more here.
Keywords: strength; estimate rock; rock strength; blocky fragments ... See more keywords
Strength estimation of evaporitic rocks using different testing methods
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-019-4916-9
Abstract: Rock strength is defined as the limit of the ability of a rock to resist stress or deformation without breaking. Testing methods recommended by ISRM (International Society of Rock Mechanics) and ASTM (American Standards Testing… read more here.
Keywords: evaporitic rocks; strength; testing methods; rock strength ... See more keywords
Lithological control on the post-orogenic topography and erosion history of the Pyrenees
Sign Up to like & getrecommendations! Published in 2019 at "Earth and Planetary Science Letters"
DOI: 10.1016/j.epsl.2019.04.034
Abstract: Abstract Numerous studies on active mountain ranges have demonstrated the interaction between tectonics and climate in shaping topography. Here we explore how variations in rock types have affected the topographic development of the Pyrenees since… read more here.
Keywords: topography; post orogenic; erosion; rock strength ... See more keywords
The variability and controls of rock strength along rocky coasts of central Spitsbergen, High Arctic
Sign Up to like & getrecommendations! Published in 2017 at "Geomorphology"
DOI: 10.1016/j.geomorph.2016.06.014
Abstract: Abstract This paper presents the results of the Schmidt Hammer Rock Tests (SHRTs) across a range of rocky coastal landforms. Northern Billefjorden (central Spitsbergen), represents typical High Arctic microtidal fjord environment. Sheltered location and prolonged… read more here.
Keywords: central spitsbergen; strength; rock strength; high arctic ... See more keywords
Influence of grain size on strength of polymineralic crystalline rock: New insights from DEM grain-based modeling
Sign Up to like & getrecommendations! Published in 2021 at "Journal of rock mechanics and geotechnical engineering"
DOI: 10.1016/j.jrmge.2021.01.011
Abstract: Abstract Grain size effect on rock strength is a topic of great interest in geotechnical engineering. A consensus obtained from earlier laboratory tests is that rock strength generally decreases with the increase of grain size… read more here.
Keywords: grain size; grain; rock strength;
The relationship between magnetic anisotropy, rock-strength anisotropy and vein emplacement in gold-bearing metabasalts of Gadag (South India)
Sign Up to like & getrecommendations! Published in 2018 at "Tectonophysics"
DOI: 10.1016/j.tecto.2017.09.011
Abstract: Abstract In this study the importance of rock strength and its anisotropy in controlling vein emplacement is evaluated by integrating anisotropy of magnetic susceptibility (AMS) with rock mechanics data from massive (visibly isotropic) metabasalts of… read more here.
Keywords: strength; rock strength; strength anisotropy; vein emplacement ... See more keywords
AI-based rock strength assessment from tunnel face images using hybrid neural networks
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Reports"
DOI: 10.1038/s41598-024-68704-0
Abstract: In geological engineering and related fields, accurately and quickly identifying lithology and assessing rock strength are crucial for ensuring structural safety and optimizing design. Traditional rock strength assessment methods mainly rely on field sampling and… read more here.
Keywords: rock strength; tunnel face; rock; model ... See more keywords
Study on rock strength weakening in multi-stage acid fracturing using continuous strength test
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Fluids"
DOI: 10.1063/5.0198010
Abstract: Multi-stage acid fracturing can boost productivity in low-permeability limestone reservoirs, with success hinging on differential etching and the strength of undissolved regions to keep fractures open. Traditional rock strength test methods have strong randomness and… read more here.
Keywords: rock strength; strength test; acid fracturing; acid ... See more keywords
Drill-String Vibration Analysis Based on Rock Strength Fuzzy Comprehensive Evaluation and Bit–Rock Interaction Parameter Identification
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2024.3419210
Abstract: This article proposes an analysis method for coupled axial-torsional drill-string vibration based on fuzzy comprehensive evaluation of rock strength, utilizing identified axial and torsional bit–rock interaction parameters. First, the adaptive particle swarm optimization (PSO) parameter… read more here.
Keywords: rock strength; rock; string vibration; evaluation ... See more keywords
Influence of End Effect on Rock Strength in True Triaxial Compression Test
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DOI: 10.1139/cgj-2016-0393
Abstract: The influence of the end effect on rock strength in true triaxial compression testing was studied using a numerical approach. The influence of the intermediate principal stress (σ2) on rock strength was isolated by using… read more here.
Keywords: effect; end effect; rock strength;
Tectonic Control on Mineralogical and Microfabric Modifications and Their Impact on Rock Strength: Evidence from the Fault Damage Zone, Tethyan Himalayas, Pakistan
Sign Up to like & getrecommendations! Published in 2025 at "Minerals"
DOI: 10.3390/min15121272
Abstract: This study examines the influence of tectonically induced mineralogical and microfabric changes on the strength of different rocks within the Hanzel Fault Damage Zone (FDZ) in the Tethyan Himalayas, Pakistan. Integrating field observations, petrographic analysis,… read more here.
Keywords: strength; rock strength; mineralogical microfabric; fault damage ... See more keywords