Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces

Hexahydrated Magnesium Chloride or Bischofite is a salt. It has different properties that enable it to be useful as a chemical stabilizer of granular road surfaces: its capacity of absorbing and retaining humidity from its surrounding environment, increases water surface tension and decreases its v...

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Main Authors: G. Thenoux, S. Vera
Format: Article
Language:English
Published: Consejo Superior de Investigaciones Científicas 2002-03-01
Series:Materiales de Construccion
Subjects:
Online Access:http://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/341
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author G. Thenoux
S. Vera
author_facet G. Thenoux
S. Vera
author_sort G. Thenoux
collection DOAJ
description Hexahydrated Magnesium Chloride or Bischofite is a salt. It has different properties that enable it to be useful as a chemical stabilizer of granular road surfaces: its capacity of absorbing and retaining humidity from its surrounding environment, increases water surface tension and decreases its vapor pressure. The objective of this research was to evaluate Bischofite performance as a chemical stabilizer of granular road surfaces. Research was based on laboratory tests and the evaluation of test road sections of granular road surfaces stabilized with Bischofite in arid and semi-arid zones of Chile. In general, the field trial results have been more conclusive than the laboratory tests. The use of Bischofite creates a stable granular road surface, reduces potholes, corrugations, erosion and dust emissions, and improves the riding quality.
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spelling doaj.art-36e6ac0204d44417b54c6879bd7683c32022-12-21T17:12:47ZengConsejo Superior de Investigaciones CientíficasMateriales de Construccion0465-27461988-32262002-03-015226552210.3989/mc.2002.v52.i265.341325Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfacesG. Thenoux0S. Vera1Departamento de Ingeniería y Gestión de la Construcción, Escuela de Ingeniería, Pontificia Universidad Católica de ChileDepartamento de Ingeniería y Gestión de la Construcción, Escuela de Ingeniería, Pontificia Universidad Católica de ChileHexahydrated Magnesium Chloride or Bischofite is a salt. It has different properties that enable it to be useful as a chemical stabilizer of granular road surfaces: its capacity of absorbing and retaining humidity from its surrounding environment, increases water surface tension and decreases its vapor pressure. The objective of this research was to evaluate Bischofite performance as a chemical stabilizer of granular road surfaces. Research was based on laboratory tests and the evaluation of test road sections of granular road surfaces stabilized with Bischofite in arid and semi-arid zones of Chile. In general, the field trial results have been more conclusive than the laboratory tests. The use of Bischofite creates a stable granular road surface, reduces potholes, corrugations, erosion and dust emissions, and improves the riding quality.http://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/341road surfacesstabilizationsoils bischofite
spellingShingle G. Thenoux
S. Vera
Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces
Materiales de Construccion
road surfaces
stabilization
soils bischofite
title Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces
title_full Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces
title_fullStr Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces
title_full_unstemmed Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces
title_short Evaluation of hexahydrated magnesium chloride (Bischofite) performance as a chemical stabilizer of granular road surfaces
title_sort evaluation of hexahydrated magnesium chloride bischofite performance as a chemical stabilizer of granular road surfaces
topic road surfaces
stabilization
soils bischofite
url http://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/341
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