Water retention properties of a demolition waste

A. M.J. Gómez, M. M. Farias, M. P. Cordão-Neto, M. V.R. Souza, I. F. Otálvaro

Producción: Capítulo del libro/informe/acta de congresoContribución a la conferenciarevisión exhaustiva

1 Cita (Scopus)

Resumen

Construction and Demolition Wastes (CDW) present a high amount of aggregate chips covered with mortar. This results in high absorption of water with a direct impact in particle breakage or disaggregation. It is supposed that intra particle suction plays an important role is the phenomenon. However, Water Retention Curves (WRCs) of CDW are not well understood. In this work, the WRCs of dynamically compacted specimens of the CDW from the demolition of the National Stadium in Brasilia are studied. The objective of this study is to obtain WRCs of the recycled materials by using a pressure-plate and filter paper method. The breaking effect during compaction is quantified from the grain size distribution curves. The particle breakage during compaction increases when the energy augmented. The results from the WRCs were incorporated into a pore size capillary model to predict pore size distribution.

Idioma originalInglés
Título de la publicación alojadaAdvances in Unsaturated Soils - Proceedings of the 1st Pan-American Conference on Unsaturated Soils, PanAmUNSAT 2013
EditorialTaylor and Francis - Balkema
Páginas237-241
Número de páginas5
ISBN (versión digital)9780203771075
ISBN (versión impresa)9780415620956
DOI
EstadoPublicada - 2013
Evento1st Pan-American Conference on Unsaturated Soils, PanAmUNSAT 2013 - Cartagena de Indias, Colombia
Duración: 20 feb. 201322 feb. 2013

Serie de la publicación

NombreAdvances in Unsaturated Soils - Proceedings of the 1st Pan-American Conference on Unsaturated Soils, PanAmUNSAT 2013

Conferencia

Conferencia1st Pan-American Conference on Unsaturated Soils, PanAmUNSAT 2013
País/TerritorioColombia
CiudadCartagena de Indias
Período20/02/1322/02/13

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