durability performance of concrete with recycled

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Durability performance of concrete with recycled ...

2015-2-15  This research intends to analyse the durability performance of concrete with recycled aggregates (RA) from construction and demolition waste (CDW) from various locations in Portugal. To that effect water absorption by immersion and capillarity, carbonation resistance and chloride ion penetration resistance tests were performed.

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Durability performance of concrete made with fine

2010-1-1  The durability of concrete made with fine recycled concrete aggregates (FRA) was analyzed by means of three tests, namely water absorption by immersion, water absorption through capillarity, and chloride penetration in a non-steady state condition. Water absorption by immersion measures the permeation capacity of concrete under a given pressure ...

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Durability performance of concrete with recycled ...

The durability performance of concrete with recycled aggregates (RCA) from the construction and demolition waste from various locations in Portugal was investigated by [4]. The effect of recycled ...

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Durability and shrinkage performance of concrete made

2021-2-22  So far, it is not yet established how recycled aggregates form recycled source concrete will perform. Furthermore, it is still not known how sequential cycles of concrete recycling of concrete will affect the resulting aggregates. This paper intends to provide an initial overview on the durability performance of concrete. 1.1.1. Aggregates ...

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Durability performance of high-performance concrete

2018-10-1  In this study, the durability of high-performance concrete produced with recycled aggregates, fly ash and densified silica fume was assessed. The results showed that both the FRA and CRA used met the requirements established in the European standards regarding the use of recycled aggregates in concrete.

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DURABILITY PERFORMANCE OF STRUCTURAL

2020-4-22  A C28/35 concrete was cast as part of an initial testing programme to determine the effect of RCA on the durability performance of concrete. The BRE mix design method(BRE, 1997) was adopted for the design of concrete mixes to achieve characteristicand target

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Durability And Performance Characteristics Of Recycled ...

2008-11-3  Thus, this paper evaluates aspects of recycled concrete durability and field performance based on commercial production of N25 (25 MPa) grade premix concrete for recreational construction works. 2 LABORATORY TESTS A single source of commercially graded unwashed coarse RCA and natural fines was used in all recycled concrete mixes. The

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Durability Performance of SCC and SCGC Containing

2021-8-2  Durability performance of SCC and SCGC mixes was investigated by performing hydraulic permeability, accelerated carbonation, half-cell potential and pull-out tests at 28, 90, 180, 365, and 720 ...

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Durability performance of dry-mix shotcrete produced

2020-5-1  The purpose of this research is to study the effect of replacing natural coarse aggregates with coarse recycled concrete aggregates on shotcrete's durability performance. The dry-mix process was used and four mixes with 0%, 20%, 50% and 100% replacement ratios were analysed.

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(PDF) Durability and Structural Performance of Recycled ...

This paper presents the results of a study of permeability and its influence on the durability of recycled concrete exposed to an aggressive environment. Recycled concretes with 20%, 50% and 100% ...

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Durability performance of concrete with recycled ...

The durability performance of concrete with recycled aggregates (RCA) from the construction and demolition waste from various locations in Portugal was investigated by [4]. The effect of recycled ...

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Durability of Concrete with Recycled Coarse Aggregates ...

The use of recycled aggregates in concrete production can significantly contribute to its sustainability, but it may also jeopardize its durability. The use of superplasticizers may compensate for this performance handicap by contributing to the improvement of the inner structure of this type of concrete.

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Durability Performance of SCC and SCGC Containing

This study assesses the behaviour of self-compacting geopolymer concrete (SCGC) with and without recycled concrete aggregates (RCA) by studying the rheological, mechanical and durability properties and comparison with self-compacting concrete (SCC). The idea of using RCA in geopolymer is to attain sustainable development goals, i.e., with less carbon footprint and the use of waste materials ...

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Durability Performance of SCC and SCGC Containing

2021-8-2  Durability performance of SCC and SCGC mixes was investigated by performing hydraulic permeability, accelerated carbonation, half-cell potential and pull-out tests at 28, 90, 180, 365, and 720 ...

Get price

Durability And Performance Characteristics Of Recycled ...

2008-11-3  Thus, this paper evaluates aspects of recycled concrete durability and field performance based on commercial production of N25 (25 MPa) grade premix concrete for recreational construction works. 2 LABORATORY TESTS A single source of commercially graded unwashed coarse RCA and natural fines was used in all recycled concrete mixes. The

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Performance in terms of durability of concrete produced ...

campaign intended to study the durability performance of concrete produced with aggregates obtained from up to three recycling cycles. 1.2. Methodology This investigation intends to study the influence of the use of aggregates obtained by the multiple recycling of concrete in terms of concrete durability properties. For this purpose, the ...

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Durability of concrete with recycled coarse aggregates ...

1 . Durability of concrete with recycled coarse aggregates: influence . 2 . of superplasticizers. 3 . Daniel Matias. 1, Jorge de Brito. 2, Alexandra Rosa. 3. and

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Performance of concrete with recycled aggregates

2008-6-2  environmental performance and concrete with recycled aggregates. It will be shown that for the most common ordinary concrete, durability is not a topic for much concern, based on results of tests on chloride-ion ingress and freeze-thaw resistance. Keywords: chloride ingress, concrete, freeze-thaw, recycled aggregates, specifications, quality ...

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Strength and Durability Evaluation of Recycled Aggregate ...

2015-5-14  This paper discusses the suitability of producing concrete with 100 % recycled aggregate to meet durability and strength requirements for different applications. Aggregate strength, gradation, absorption, specific gravity, shape and texture are some of the physical and mechanical characteristics that contribute to the strength and durability of concrete.

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High-Performance Self-Compacting Concrete with

2020-6-26  buildings Article High-Performance Self-Compacting Concrete with Recycled Aggregates from the Precast Industry: Durability Assessment Tiago Barroqueiro 1, Pedro R. da Silva 2 andJorge de Brito 3,* 1 Civil Engineering Master, Instituto Superior Técnico, Universidade de Lisboa, 1049-001 Lisbon, Portugal; [email protected]

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Durability performance of concrete with recycled ...

2016-1-15  Durability performance of concrete with recycled aggregates from construction and demolition waste plants Miguel Bravoa, Jorge de Britoa,⇑, Jorge Pontesa, Luís Evangelistab a ICIST, DECivil, Instituto Superior Técnico, Universidade de Lisboa, Av. Rovisco Pais, 1049-001 Lisbon, Portugal bICIST, Lisbon’s Polytechnic Engineering Institute, Rua Conselheiro Emídio Navarro, 1, 1959-007

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Durability of Concrete with Recycled Coarse Aggregates ...

The use of recycled aggregates in concrete production can significantly contribute to its sustainability, but it may also jeopardize its durability. The use of superplasticizers may compensate for this performance handicap by contributing to the improvement of the inner structure of this type of concrete.

Get price

Durable Performance of Recycled Aggregate Concrete in ...

2021-8-2  Recycled aggregate concrete is an eco-friendly material that is increasingly being used in new constructions. Nowadays, this application is mainly limited by user’s lack of confidence, as coarse recycled aggregate (CRA) is usually more porous, i.e., it has a higher water absorption, than coarse natural aggregate.

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Durability And Performance Characteristics Of Recycled ...

2008-11-3  Thus, this paper evaluates aspects of recycled concrete durability and field performance based on commercial production of N25 (25 MPa) grade premix concrete for recreational construction works. 2 LABORATORY TESTS A single source of commercially graded unwashed coarse RCA and natural fines was used in all recycled concrete mixes. The

Get price

Performance in terms of durability of concrete produced ...

campaign intended to study the durability performance of concrete produced with aggregates obtained from up to three recycling cycles. 1.2. Methodology This investigation intends to study the influence of the use of aggregates obtained by the multiple recycling of concrete in terms of concrete durability properties. For this purpose, the ...

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MECHANICAL BEHAVIOUR AND DURABILITY

2015-7-1  mechanical behaviour and durability performance of concrete containing recycled concrete aggregate suvash chandra paul thesis presented for the degree of master of science at the department of civil engineering of the university of stellenbosch supervisor: prof g.p.a.g van zijl december: 2011

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Durability Performance of SCC and SCGC Containing

This study assesses the behaviour of self-compacting geopolymer concrete (SCGC) with and without recycled concrete aggregates (RCA) by studying the rheological, mechanical and durability properties and comparison with self-compacting concrete (SCC). The idea of using RCA in geopolymer is to attain sustainable development goals, i.e., with less carbon footprint and the use of waste materials ...

Get price

Performance of concrete with recycled aggregates

2008-6-2  environmental performance and concrete with recycled aggregates. It will be shown that for the most common ordinary concrete, durability is not a topic for much concern, based on results of tests on chloride-ion ingress and freeze-thaw resistance. Keywords: chloride ingress, concrete, freeze-thaw, recycled aggregates, specifications, quality ...

Get price

The Durability of Fine Recycled Aggregate Concrete ...

This paper is focused on the durability of recycled aggregate (FRA) concrete. The durability of FRA concrete is connected with many uncertainties and doubts. This paper presents results of long-term of compressive strength, freeze – thaw resistance and carbonation depth of FRA concrete. The FRA was originated from crushed old concrete structures.

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Strength and Durability Evaluation of Recycled

2017-8-29  Strength and Durability Evaluation of Recycled Aggregate Concrete Sherif Yehia*, Kareem Helal, Anaam Abusharkh, Amani Zaher, and Hiba Istaitiyeh (Received October 9, 2014, Accepted April 6, 2015, Published online May 14, 2015) Abstract: This paper discusses the suitability of producing concrete with 100 % recycled aggregate to meet durability and

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