Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete

Soil mixing, which blends the natural soils with cementitious materials (or binders), has been used to enhance the soft ground and improve problematic soils for several decades. With developments in technique and machinery, the embedded depth of soil mixing has increased from the shallow ground to a...

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Main Authors: Chao Liu, Claude Berard, Lijun Deng
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Geotechnics
Subjects:
Online Access:https://www.mdpi.com/2673-7094/2/4/47
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author Chao Liu
Claude Berard
Lijun Deng
author_facet Chao Liu
Claude Berard
Lijun Deng
author_sort Chao Liu
collection DOAJ
description Soil mixing, which blends the natural soils with cementitious materials (or binders), has been used to enhance the soft ground and improve problematic soils for several decades. With developments in technique and machinery, the embedded depth of soil mixing has increased from the shallow ground to as deep as tens of meters, especially when deep soil mixing and grouting emerged in the 1970s. Extensive studies have been undertaken on the physical and mechanical properties of the mixing products (soilcrete) with regard to water content, soil type, binder type, binder content, curing age, and curing condition. However, most studies initially focused on soil mixing in temperate weather. In recent decades, soil mixing in cold regions has become common. Thus, plenty of research has been conducted on the engineering properties of soilcrete exposed to weathering conditions in cold regions, namely freezing/thawing (F/T) cycles. However, while summaries of studies on soilcrete used in temperate conditions have been undertaken by researchers, reviews of studies on soil mixing in cold regions are still rare. In order to link potential research on soil mixing with previous studies and point out the possible research directions, a review of works on soilcrete subjected to F/T cycles was composed. The present paper summarizes the testing methods adopted by various studies and the change in engineering properties of soilcrete caused by F/T cycles.
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spelling doaj.art-a3c4b45193e040a3be1fea5be6de17b72023-11-24T15:07:37ZengMDPI AGGeotechnics2673-70942022-11-01241003102610.3390/geotechnics2040047Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of SoilcreteChao Liu0Claude Berard1Lijun Deng2Department of Civil and Environmental Engineering, University of Alberta, Edmonton, AB T6G 2R3, CanadaKeller North America, Edmonton, AB T5S 1M3, CanadaDepartment of Civil and Environmental Engineering, University of Alberta, Edmonton, AB T6G 2R3, CanadaSoil mixing, which blends the natural soils with cementitious materials (or binders), has been used to enhance the soft ground and improve problematic soils for several decades. With developments in technique and machinery, the embedded depth of soil mixing has increased from the shallow ground to as deep as tens of meters, especially when deep soil mixing and grouting emerged in the 1970s. Extensive studies have been undertaken on the physical and mechanical properties of the mixing products (soilcrete) with regard to water content, soil type, binder type, binder content, curing age, and curing condition. However, most studies initially focused on soil mixing in temperate weather. In recent decades, soil mixing in cold regions has become common. Thus, plenty of research has been conducted on the engineering properties of soilcrete exposed to weathering conditions in cold regions, namely freezing/thawing (F/T) cycles. However, while summaries of studies on soilcrete used in temperate conditions have been undertaken by researchers, reviews of studies on soil mixing in cold regions are still rare. In order to link potential research on soil mixing with previous studies and point out the possible research directions, a review of works on soilcrete subjected to F/T cycles was composed. The present paper summarizes the testing methods adopted by various studies and the change in engineering properties of soilcrete caused by F/T cycles.https://www.mdpi.com/2673-7094/2/4/47soil mixingsoilcreteF/T cyclesengineering properties
spellingShingle Chao Liu
Claude Berard
Lijun Deng
Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete
Geotechnics
soil mixing
soilcrete
F/T cycles
engineering properties
title Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete
title_full Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete
title_fullStr Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete
title_full_unstemmed Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete
title_short Review of the Effects of Freezing/Thawing Cycles on the Engineering Properties of Soilcrete
title_sort review of the effects of freezing thawing cycles on the engineering properties of soilcrete
topic soil mixing
soilcrete
F/T cycles
engineering properties
url https://www.mdpi.com/2673-7094/2/4/47
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