<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Moisture-sensitive or collapsible soils are materials with high porosity that under the loads transmitted by the superstructure or even under its own weight present additional settlements once the soil is saturated. This category includes loess deposits and other high silt content soils with uneven porosity. A method often used for foundation on these soils is the realization of local loessoid material compacted columns. This paper presents, on one hand, the experimental laboratory programs aiming to achieve some optimal mixtures of local material (loess) and different other materials (sand, bentonite, cement) in order to improve the values of the mechanical parameters of the soil and so, to limit the settlements. On the other hand, it presents a lot of settlement calculations for different case scenarios.</p></abstract>

Moisture-sensitive or collapsible soils are materials with high porosity that under the loads transmitted by the superstructure or even under its own weight present additional settlements once the soil is saturated. This category includes loess deposits and other high silt content soils with uneven porosity. A method often used for foundation on these soils is the realization of local loessoid material compacted columns. This paper presents, on one hand, the experimental laboratory programs aiming to achieve some optimal mixtures of local material (loess) and different other materials (sand, bentonite, cement) in order to improve the values of the mechanical parameters of the soil and so, to limit the settlements. On the other hand, it presents a lot of settlement calculations for different case scenarios.

Loessoid Soils Improvement – Laboratory Tests and Road Engineering Applications

Technical University of Civil Engineering Bucharest

Romanian Journal of Transport Infrastructure

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Moisture-sensitive or collapsible soils are materials with high porosity that under the loads transmitted by the superstructure or even under its own weight...

Loessoid Soils Improvement – Laboratory Tests and Road Engineering Applications

Publié en ligne: 12 nov. 2019

Pages: 53 - 64

DOI: https://doi.org/10.2478/rjti-2019-0003

Mots clés
collapsible soils, soil mixtures, settlement, embankment, roads

© 2019 Cong Dinh Nguyen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Loessoid Soils Improvement – Laboratory Tests and Road Engineering Applications

Publié en ligne: 12 nov. 2019

Pages: 53 - 64

DOI: https://doi.org/10.2478/rjti-2019-0003

Mots cléscollapsible soils, soil mixtures, settlement, embankment, roads

© 2019 Cong Dinh Nguyen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
collapsible soils, soil mixtures, settlement, embankment, roads