Results 121 to 130 of about 7,725 (269)

Effect of loading history on time dependent deformation of rockfill

open access: yes, 2012
The paper explores the time-dependent compressibility of coarse crushed quartzitic slate, focusing on the effects of the previous loading history. Large diameter oedometer tests were performed at different relative humidity (or total suctions) and ...
Alvarado de Menéndez, Clara Elena   +3 more
core   +1 more source

Wave Energy Dissipation in Rockfill

open access: yesCoastal Engineering 1972, 1972
Very little literature exists on the subject of unsteady non-Darcy flow in coarse granular media. However, unsteady non-Darcy flow is encountered in a few important hydraulic problems, for example, (a) Wave absorption and transmission in rubble-mound break-waters; (b) Water level fluctuations in the rockfill and filter zones of a dam subjected to wave ...
openaire   +2 more sources

Improving cemented rockfill design in open stoping

open access: yes, 1996
Cemented rockfill, CRF, is comprised of sized aggregate mixed with various types and amounts of binder materials. This type of fill with closely controlled specifications is employed for subsequent pillar recovery and improved ground support.The goal of ...
Farsangi, Parviz N.
core  

Numerical simulation of the influence of particle shape on the mechanical properties of rockfill materials

open access: yes, 2017
PurposeThis paper aims to propose a shape factor for granular materials based on particle shape. The scientific goal is to investigate the influence of particle shape on the mechanical properties of rockfill materials.Design/methodology/approachThe ...
Bin Huang   +3 more
core   +1 more source

Stress-strain state of variant of rockfill dam with conrete facing of Kambarata-1 hydropower plant

open access: yesRUDN Journal of Engineering Research, 2010
The 2-D stress-strain state analyses of Kambarata and TSQ-1concrete face rockfill dams were performed using ADINA program with ideally elasto-plastic model of rockfill with Mohr-Column criterion.
Yu P Lуарichev, A V Radzinsky
doaj  

Suction effects on rockfill compressibility

open access: yes
A conceptual mechanism of rockfill deformation was postulated by Oldecop & Alonso (2001) on the basis of the observed rockfill behaviour in suction-controlled oedometer tests.
Alonso Pérez de Agreda, Eduardo   +1 more
core  

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