Results 221 to 230 of about 457,914 (247)
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Uniaxial compressive strength and point load index of volcanic irregular lumps

International Journal of Rock Mechanics and Minings Sciences, 2017
K T Chau, Jian-Hua Yin
exaly   +2 more sources

Correlation between point load index and compressive strength for quartzite rocks

Geotechnical and Geological Engineering, 1993
The relationship of the point load test with uniaxial compressive strength was examined using quartzite rocks to substantiate the existing correlations.
V. K. Singh, D. P. Singh
openaire   +1 more source

Use of the point load index in estimation of the strength rating for the RMR system

Journal of African Earth Sciences, 2015
Abstract The Rock Mass Rating (RMR) system is a worldwide reference for design applications involving estimation of rock mass properties and tunnel support. In the RMR system, Uniaxial Compressive Strength (UCS) is an important input parameter to determine the strength rating of intact rock. In practice, there are some difficulties in determining the
Kadir Karaman   +2 more
openaire   +1 more source

Point Load Strength Test Power Index of Irregular Sandy Dolomite Blocks

Rock Mechanics and Rock Engineering
Meiqian Wang   +3 more
exaly   +2 more sources

The effect of porosity on the relation between uniaxial compressive strength and point load index

International Journal of Rock Mechanics and Mining Sciences, 2005
[Abstract Not Available]
Kahraman S., Gunaydin O., Fener M.
openaire   +2 more sources

Relations Between Geologic Strength Index, Discontinuities and Point Load Strength Index of Some Rocks in Kemi Mine

59th U.S. Rock Mechanics/Geomechanics Symposium
ABSTRACT: In rock engineering practice, Geological Strength Index (GSI) is a well-accepted method for rock mass classification with cross cutting applications. For instance, during blast design and support prediction in tunneling, stope and foundation planning and development.
T.M. Ozoji   +6 more
openaire   +1 more source

A New Approach for Rock Strength Estimation Through a Semi-Point Load Strength Index and Correlation With Destructive and Nondestructive Tests

Volume 10: Petroleum Technology, 2022
Abstract Multi scale projects of civil, mining, and oil and gas drilling require to determine rock strength as main property of surface and subsurface rocks for safe structures, economic mining operations, as well as drilling performance optimizations. The Unconfined Compressive Strength (UCS) as a main rock strength test is considered a
Abdelsalam Abugharara   +2 more
openaire   +1 more source

Recommendation of Specimen Geometry in Determining Point Load Strength Index for Anisotropic Rocks

International Geomechanics Conference
ABSTRACT: The point load strength index (Is(50)) is the critical parameter in evaluating the mechanical response of rock. Due to its ease in specimen preparation, this index test becomes even more important for calculating the strength index of layered anisotropic rocks.
D. Singh, K. Nilankar, H. K. Singh
openaire   +1 more source

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