Results 91 to 100 of about 6,394 (206)

Investigation of Physicochemical and Mechanical Property of UTAN Granites for Building Applications [PDF]

open access: yes, 2017
The granite formation for production of dimension stone blocks at Utan was investigated in three different locations A, B and C in a view to examine the physical properties of Utan granite using saturation and Buoyancy technique; evaluate some of its ...
Abere, Dare Victor   +8 more
core   +2 more sources

A New Classification Method of Surrounding Rock Quality for Phyllite Tunnels Under the Condition of Layer Orientation Parallel to the Orientation of Tunnel Axis

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 47-60, January 2026.
Modified Mass Classification of Layered Rock Masses Based on the HC Method. ABSTRACT The HC method for hydropower is a commonly used rock mass quality classification technique in China's hydropower industry. Due to the anisotropic nature of the layered schist in the study area, and the varying angles between different tunnel layers and the tunnel axis,
Jing Yang   +8 more
wiley   +1 more source

The performance of ultrasonic pulse velocity on the prediction of tensile granite behaviour : a study based on artificial neural networks [PDF]

open access: yes, 2014
The rehabilitation and repair of existing structures requires inspection. This generally includes in situ non-destructive testing. A very economical test is the non-destructive ultrasonic pulse velocity test (UPV).
Martins, Francisco F.   +2 more
core  

Increasing the reaction kinetics of alkali-activated fly ash binders for stabilisation of a silty sand pavement sub-base [PDF]

open access: yes, 2018
The paper addresses several options to improve the reaction kinetics of alkali-activated low-calcium fly ash binders for soil stabilisation in road platforms. For that purpose, an experimental programme was established to assess the strength evolution,
Araújo, Nuno Miguel Faria   +5 more
core   +2 more sources

Korelasi Nilai Rebound Schmidt Hammer Dengan Nilai Uniaxial Compressive Strength (UCS) Seam Batubara A2 dan C Pada Pit 3 Timur Banko Barat, di PT. Bukit Asam, Tbk

open access: yesProsiding Temu Profesi Tahunan PERHAPI, 2018
Nilai Uniaxial Compressive Strength adalah gambaran dari nilai tegangan maksimum yang dapat ditanggung sebuah contoh batuan sesaat sebelum contoh batuan tersebut hancur. Hal tersebut merupakan informasi penting dalam menentukan kekuatan dan karakteristik suatu batuan baik massa batuan maupun batuan utuh yang didapat dengan pengujian menggunakan alat ...
openaire   +2 more sources

Experience in Construction in Hard Rock with Roadheader in the Ariz -Basauri section of the Bilbao Metro [PDF]

open access: yes, 2010
The object of the works to be performed is the extension of the Bilbao Metro network (Vizcaya, Basque Region, Spain). The Ariz-Basauri section of line 2 of the Bilbao Metro is being performed by the UTE Ariz-Basauri, a joint venture formed by the ...
Gullon Buceta, Alonso A., Pacios, P.
core  

Support vector machines in mechanical properties prediction of jet grouting columns [PDF]

open access: yes, 2011
Strength and stiffness are the mechanical properties currently used in geotechnical works design, namely in jet grouting (JG) treatments. However, when working with this soil improvement technology, due to its inherent geological complexity and high ...
Correia, A. Gomes   +2 more
core  

Evaluation and Correlation of Some Properties of Coal [PDF]

open access: yes, 2015
Mining is one of the oldest profession in world. The development and enrichment of society and mankind have experienced a direct relationship with it. The excavation of mineral resources comes with its complexities.
Anand, Vishal, Giri, Mrinal
core  

Dynamic mechanical behaviors of Fangshan marble

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2017
Dynamic strength parameters are extensively used in mining engineering and rock mechanics. However, there are no widely accepted dynamic failure models for rocks. In this study, the dynamic punching shear strength, uniaxial compressive strength (UCS) and
Wei Yao, Taiming He, Kaiwen Xia
doaj   +1 more source

A study on modes of rock failure under uniaxial compression [PDF]

open access: yes, 2014
Rock failure is a serious problem in rock engineering. Rock failure modes are complex and difficult. A comprehensive study on rock failure modes at laboratory scale is very important.
Bisai, R
core  

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