Hydraulic conductivity of compacted kaolin-sand specimens under high hydraulic gradients

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Hydraulic conductivity of compacted kaolin-sand specimens under high hydraulic gradients. / Steiakakis, E.; Gamvroudis, C.; Komodromos, Andreas et al.
in: Electronic Journal of Geotechnical Engineering, Jahrgang 17 , Nr. F, 2012, S. 783-799.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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@article{c7efe434402947f186200b6b3037dc40,
title = "Hydraulic conductivity of compacted kaolin-sand specimens under high hydraulic gradients",
abstract = "Sand and kaolin compacted mixtures were tested in the laboratory to investigate the effect of applied hydraulic gradient on the hydraulic conductivity measurement. Kaolin clay was added to the samples at a percentage 15, 30, 50, 70, 85 and 100% by dry weight, and hydraulic conductivity tests were performed on specimens prepared at 2% above optimum moisture content. The tests were conducted under different hydraulic gradients, using a rigid wall pressure permeameter. A definite pattern of non-Darcy behavior was recognizable in the poorly graded samples with low plasticity and fines content less than 30%. For samples with greater amount of fines and medium plasticity, Darcy behavior was observed, without a noticeable change in the flow behavior.",
keywords = "Construction engineering and architecture, High hydraulic gradients, Hydraulic conductivity, Rigid wall permeameter",
author = "E. Steiakakis and C. Gamvroudis and Andreas Komodromos and E. Repouskou",
year = "2012",
language = "English",
volume = "17 ",
pages = "783--799",
journal = "Electronic Journal of Geotechnical Engineering",
issn = "1089-3032",
publisher = "Oklahoma State University",
number = "F",

}

RIS

TY - JOUR

T1 - Hydraulic conductivity of compacted kaolin-sand specimens under high hydraulic gradients

AU - Steiakakis, E.

AU - Gamvroudis, C.

AU - Komodromos, Andreas

AU - Repouskou, E.

PY - 2012

Y1 - 2012

N2 - Sand and kaolin compacted mixtures were tested in the laboratory to investigate the effect of applied hydraulic gradient on the hydraulic conductivity measurement. Kaolin clay was added to the samples at a percentage 15, 30, 50, 70, 85 and 100% by dry weight, and hydraulic conductivity tests were performed on specimens prepared at 2% above optimum moisture content. The tests were conducted under different hydraulic gradients, using a rigid wall pressure permeameter. A definite pattern of non-Darcy behavior was recognizable in the poorly graded samples with low plasticity and fines content less than 30%. For samples with greater amount of fines and medium plasticity, Darcy behavior was observed, without a noticeable change in the flow behavior.

AB - Sand and kaolin compacted mixtures were tested in the laboratory to investigate the effect of applied hydraulic gradient on the hydraulic conductivity measurement. Kaolin clay was added to the samples at a percentage 15, 30, 50, 70, 85 and 100% by dry weight, and hydraulic conductivity tests were performed on specimens prepared at 2% above optimum moisture content. The tests were conducted under different hydraulic gradients, using a rigid wall pressure permeameter. A definite pattern of non-Darcy behavior was recognizable in the poorly graded samples with low plasticity and fines content less than 30%. For samples with greater amount of fines and medium plasticity, Darcy behavior was observed, without a noticeable change in the flow behavior.

KW - Construction engineering and architecture

KW - High hydraulic gradients

KW - Hydraulic conductivity

KW - Rigid wall permeameter

UR - http://www.scopus.com/inward/record.url?scp=84859582035&partnerID=8YFLogxK

M3 - Journal articles

AN - SCOPUS:84859582035

VL - 17

SP - 783

EP - 799

JO - Electronic Journal of Geotechnical Engineering

JF - Electronic Journal of Geotechnical Engineering

SN - 1089-3032

IS - F

ER -

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