Browsing by Author "Vázquez Ramonich, Enric"
Now showing items 1-20 of 20
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Concrete with crumb rubber from used tyre (CR)
(2009)
Conference lecture
Restricted access - publisher's policyThis study aims to determine the influence of the substitution of a variable volume of aggregates on a concrete by an equivalent quantity of crumb rubber obtained from used tyres (CR). The physical and mechanical properties ... -
Concrete with crumb rubber from used tyres
(2014)
Conference report
Open AccessThis study aims to determine the influence of the substitution of a variable volume of aggregates on a concrete by an equivalent quantity of crumb rubber (CR) obtained from used tyres. The physical and mechanical properties ... -
Diseño de mezclas de hormigón reciclado mediante el método Volumen de Mortero Equivalente (EMV): Validación bajo el contexto español y su adaptación al método de diseño de Bolomey
(2013-10-08)
Article
Open AccessEl nuevo método para el diseño de hormigón con árido reciclado (HAR) es usado para comprobar su posibilidad de uso bajo el contexto español. Primeramente, se realiza una extensa campaña experimental, para analizar las ... -
Durability of recycled aggregate concrete designed with the Equivalent Mortar Volume (EMV) method: Validation under the Spanish context and its adaptation to Bolomey methodology
(2014)
Article
Open AccessSome durability properties are analyzed in concretes made with a novel method for recycled aggregates concrete (RAC) proportioning, in order to validate it under the Spanish context. Two types of concrete mixes were ... -
Estudio de hormigones con adición de polvo de neumàticos fuera de uso (NFU)
(Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins Canals i Ports de Barcelona, 2011-11-16)
Conference lecture
Open AccessPese a las diversas aplicaciones ya estudiadas con los neumáticos fuera de uso, el elevado volumen de los mismos producido anualmente como residuo, justifica el investigar sus nuevas posibilidades de uso. Asimismo, es cada ... -
Expansion of mortars with gypsum contaminated fine recycled aggregates
(2012-09-20)
Article
Restricted access - publisher's policyThis study evaluates the expansivity of fine recycled aggregates mortars depending on the type of Portland cement, the consistency and the equivalent of acid soluble sulphates (SO3) content. For that, an experimental ... -
Experimental study of the effect of the thermal conductivity of EAF slag aggregates used in asphaltic concrete of wearing courses on the durability of road pavements
(2017)
Conference report
Open AccessElectric Arc Furnace (EAF) steel slag is the basic material used to obtain good quality aggregates in different layers of road pavements. Many scientific papers have reported on the high frictional and abrasion resistance ... -
Impacto ambiental en el ámbito de los materiales de construcción
(Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins Canals i Ports de Barcelona, 2011-11-16)
Conference lecture
Open AccessEl proceso de lixiviación en sí es universal, ya que cualquier material expuesto al contacto con el agua filtrará los componentes de su superficie o de su interior en función de la porosidad del material considerado. El ... -
Improvement of the durability of concrete with recycled aggregates in chloride exposed environment
(2013)
Conference report
Restricted access - publisher's policyRecycled aggregates concrete (RAC) becomes an important participant in recycled materials, although there are still questionable issues about some of its properties. Durability of RAC and its relationship with recycled ... -
Improvement of the durability of concrete with recycled aggregates in chloride exposed environment
(2014-09-01)
Article
Restricted access - publisher's policyRecycled aggregates concrete (RAC) becomes an important participant in recycled materials although there are still questionable properties of it, like chloride penetration and diffusion. An extensive experimental campaign ... -
Influence of the nature of fraction unbound natural aggregates on the durability of recycled aggregates stabilized with cement
(International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM), 2018)
Conference lecture
Restricted access - publisher's policyIn the study of the application of recycled aggregates produced in Spain for its stabilization with cement and use in road pavement bases, it was observed that the mechanical and durability behaviour of the Mixed Recycled ... -
Procedural uncertainties of Proctor compaction tests applied on MSWI bottom ash
(Elsevier, 2011-02-28)
Article
Restricted access - publisher's policyMSWI bottom ash is a well-graded highly compactable material that can be used as a road material in unbound pavements. Achieving the compactness assumed in the design of the pavement is of primary concern to ensure long ... -
Propiedades físicas y mecánicas de los agregados reciclados de concreto
(Instituto Mexicano del Cemento y el Concreto, 2002)
Article
Open AccessLas propiedades a largo plazo, como la contracción y fluencia, de los concretos reciclados(CR) presentan algunas variaciones con los concretos usuales. Dichas variaciones son interpretadas por las diferencias de densidad, ... -
Reacción álcali sílice en el hormigón debido al mortero adherido del árido reciclado
(2010-01)
Article
Open AccessLa durabilidad del hormigón fabricado con árido reciclado es necesario determinarla antes de su utilización como material de construcción. En este artículo se analiza la reacción álcali-sílice manifestada en el hormigón ... -
Reactions of fly ash with calcium aluminate cement and calcium sulphate
(Elsevier, 2009-09)
Article
Restricted access - publisher's policyThe hydration processes in the ternary system fly ash/calcium aluminate cement/calcium sulphate (FA/CAC/C$) at 20 °C were investigated; six compositions from the ternary system FA/CAC/C$ were selected for this study. The ... -
Realización de ensayos de laboratorio de hormigón con caucho procedente de neumaticos fuera de uso (NFU).
(2009)
Research report
Open AccessEl consumo de neumáticos en los países desarrollados es elevado y va en aumento. Los propietarios y usuarios de vehículos, por el hecho de circular con los mismos, somos los responsables del desgaste de los neumáticos ... -
Repercussions on concrete permeability due to recycled concrete aggregate
(V.M. Malhotra, 2001)
Conference lecture
Open AccessThis paper presents an experimental analysis of recycled concrete (RC) in which the natural aggregates are replaced by recycled concrete aggregates (RCA). This experimental program covers the specifications of the aggregates ... -
Rheology of fresh concretes with recycled aggregates
(2014-12-30)
Article
Restricted access - publisher's policyThe most frequently used measure of rheology is the slump test, which evaluates workability. Since this value is often operator-sensitive, a more quantitative estimate can be derived in terms of fundamental physical ... -
Study of the recycled aggregates nature's influence on the aggregate-cement paste interface and ITZ
(2014)
Article
Restricted access - publisher's policyToday it is highly recognized that the structure of the cement paste matrix close to the aggregates, is different from the rest of the cement paste. This investigation compares the possible interfacial transition zone (ITZ) ... -
Utilización de áridos reciclados "una oportunidad oportunidad frente a la situación actual"
(Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins Canals i Ports de Barcelona, 2011-11-16)
Conference lecture
Open AccessEl impacto ambiental de la explotación de recursos naturales y el consumo desmedido de territorio con los vertederos impulsa la obtención y aplicación de áridos reciclados. El objetivo de los trabajos de nuestro equipo ...
