Valorization of mud from Fergoug dam in manufacturing mortars

The production of calcined mud, with pozzolanic properties, from the large quantities of sediments dredged from Algerian dams, could be a good opportunity for the formulation of high performance mortars and pozzolanic concretes, with lower costs and less greenhouse gas (CO2) emissions. The optimal t...

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Main Authors: L. Laoufi, Y. Senhadji, A. Benazzouk
Format: Article
Language:English
Published: Elsevier 2016-12-01
Series:Case Studies in Construction Materials
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214509516300250
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author L. Laoufi
Y. Senhadji
A. Benazzouk
author_facet L. Laoufi
Y. Senhadji
A. Benazzouk
author_sort L. Laoufi
collection DOAJ
description The production of calcined mud, with pozzolanic properties, from the large quantities of sediments dredged from Algerian dams, could be a good opportunity for the formulation of high performance mortars and pozzolanic concretes, with lower costs and less greenhouse gas (CO2) emissions. The optimal temperatures selected for calcination were 750, 850 and 950 °C. The burning operation was continuous over a period of 3 h. Therefore, a series of physical, chemical, mechanical and microstructural analyses were conducted on sediment samples, collected from the waters of Fergoug dam. The results obtained from the analyses of the calcined mud, from the dam, allowed saying that mortars with different percentages of that mud represent a potential source of high reactivity pozzolanic materials.
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spelling doaj.art-14034be3f13448f781376cada6ee9fa42022-12-22T02:34:10ZengElsevierCase Studies in Construction Materials2214-50952016-12-015C263810.1016/j.cscm.2016.06.002Valorization of mud from Fergoug dam in manufacturing mortarsL. Laoufi0Y. Senhadji1A. Benazzouk2Department of Civil Engineering, Mascara University, Mascara, AlgeriaDepartment of Civil Engineering, Mascara University, Mascara, AlgeriaLaboratory for Innovative Technologies, University of Picardie Jules Vernes, Amiens, FranceThe production of calcined mud, with pozzolanic properties, from the large quantities of sediments dredged from Algerian dams, could be a good opportunity for the formulation of high performance mortars and pozzolanic concretes, with lower costs and less greenhouse gas (CO2) emissions. The optimal temperatures selected for calcination were 750, 850 and 950 °C. The burning operation was continuous over a period of 3 h. Therefore, a series of physical, chemical, mechanical and microstructural analyses were conducted on sediment samples, collected from the waters of Fergoug dam. The results obtained from the analyses of the calcined mud, from the dam, allowed saying that mortars with different percentages of that mud represent a potential source of high reactivity pozzolanic materials.http://www.sciencedirect.com/science/article/pii/S2214509516300250ValorizationThermal activationPozzolanReactivityCalcinationDam mud
spellingShingle L. Laoufi
Y. Senhadji
A. Benazzouk
Valorization of mud from Fergoug dam in manufacturing mortars
Case Studies in Construction Materials
Valorization
Thermal activation
Pozzolan
Reactivity
Calcination
Dam mud
title Valorization of mud from Fergoug dam in manufacturing mortars
title_full Valorization of mud from Fergoug dam in manufacturing mortars
title_fullStr Valorization of mud from Fergoug dam in manufacturing mortars
title_full_unstemmed Valorization of mud from Fergoug dam in manufacturing mortars
title_short Valorization of mud from Fergoug dam in manufacturing mortars
title_sort valorization of mud from fergoug dam in manufacturing mortars
topic Valorization
Thermal activation
Pozzolan
Reactivity
Calcination
Dam mud
url http://www.sciencedirect.com/science/article/pii/S2214509516300250
work_keys_str_mv AT llaoufi valorizationofmudfromfergougdaminmanufacturingmortars
AT ysenhadji valorizationofmudfromfergougdaminmanufacturingmortars
AT abenazzouk valorizationofmudfromfergougdaminmanufacturingmortars