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selfcompacting concrete with recycled aggregates

selfcompacting concrete with recycled aggregates

Self-compacting concrete with recycled aggregates ...

2020-1-1  This work investigates the state of the art on innovative and sustainable self-compacting concrete (SCC) prepared with coarse and fine recycled concrete aggregates (RCAs) (up to 100% of total amount of aggregates). Fresh-state behavior is presented and related to the hardened state and durability characteristics of the conglomerate.

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Self-compacting concrete with recycled aggregates ...

2019-1-1  This paper presents the results of research of self-compacting concrete produced with recycled concrete aggregates and activated filler. The physical and mechanical characteristics of coarse aggregate, grain distribution of aggregates and sand proportion in aggregate mix, design of self-compacting concrete mixture and it’s structure properties with use mathematical experiment planning

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Self-compacting concrete with recycled concrete

2017-12-30  Natural and recycled aggregates content (vol%) in the investigated self-compacting concrete mixes. A concrete mix, named R25, was obtained substituting 25 vol% of natural aggregates (coarse and fine) with recycled aggregates. R25 contains 45 vol% of N0-6, 30 vol% of N6-16, 12 vol% of R0-4, 5 vol% of R4-8 and 8 vol% of R8-16.

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Self-compacting concrete with recycled aggregates – A ...

2019-3-1  The use of recycled aggregates in concrete production presents a great environmental benefit through savings from the extraction of natural aggregates and the reduction of dumped material. The advantages associated to the use of both concrete with recycled aggregates and self-compacting concrete have boosted an increase in research and a ...

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Self-compacting concrete with recycled aggregates – A ...

The use of recycled concrete aggregates from rubble and demolition waste in combination with cementitious additions in concrete has several practical, ecological and economic advantages by reducing carbon dioxide emissions, reducing the excessive consumption of natural resources and contributes to a cleaner production of concrete. In this paper ...

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Self-compacting concrete with recycled concrete

2018-12-30  Coarse and fine recycled concrete aggregates are used in self-compacting concrete.

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Self-Compacting Concrete with Recycled Aggregate—A

2020-12-16  materials Review Influence of Design Parameters on Fresh Properties of Self-Compacting Concrete with Recycled Aggregate—A Review Rebeca Martínez-García 1,*, P. Jagadesh 2, Fernando J. Fraile-Fernández 1, Julia M. Morán-del Pozo 3 and Andrés Juan-Valdés 3 1 Department of Mining Technology, Topography, and Structures, University of León, Campus de Vegazana s/n, 24071 León,

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(PDF) Self-compacting concrete with recycled aggregates ...

The subject of self-compacting concrete with recycled aggregates (RASCC) is greatly relevant to Society, since there is an increasing demand from the construction industry to adopt new processes ...

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Self-compacting concrete with recycled aggregates ...

The recycled concrete aggregate as both coarse and fine aggregates can successfully be used for making of SCC. Read more. Article. Full-text available.

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Self-compacting concrete manufactured with recycled ...

2020-7-20  Research is presented into recycled concrete aggregate properties and the mix-design of the self-compacting concretes that contain them, as well as relevant results on the fresh state (workability, rheology), the hardened state (compressive strength, splitting tensile and flexural strength, modulus of elasticity, density, and porosity), durability (resistance to aggressive agents), long-term properties of concrete (shrinkage, creep), and structural elements manufactured with self-compacting concrete containing recycled concrete aggregate.

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Self-Compacting Concrete with Recycled Aggregate—A

2020-12-16  materials Review Influence of Design Parameters on Fresh Properties of Self-Compacting Concrete with Recycled Aggregate—A Review Rebeca Martínez-García 1,*, P. Jagadesh 2, Fernando J. Fraile-Fernández 1, Julia M. Morán-del Pozo 3 and Andrés Juan-Valdés 3 1 Department of Mining Technology, Topography, and Structures, University of León, Campus de Vegazana s/n, 24071 León,

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(PDF) Self-compacting concrete with recycled aggregates ...

The subject of self-compacting concrete with recycled aggregates (RASCC) is greatly relevant to Society, since there is an increasing demand from the construction industry to adopt new processes ...

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J Special Issue : Self-Compacting Concrete Produced with ...

2019-2-25  J, an international, peer-reviewed Open Access journal. Aims: Dear Colleagues, The subject of self-compacting concrete with recycled aggregates is greatly relevant to society, since there is an increasing demand from the recycled aggregates construction industry to adopt new processes to minimize its negative impacts on the environment.

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Self-compacting concrete with recycled concrete

This paper investigates the shrinkage and creep of self-compacting concrete prepared with coarse and fine recycled concrete aggregates (up to 40% of total amount of aggregates).

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An eco-friendly self-compacting concrete with recycled ...

2019-11-4  concrete with recycled aggregates incorpora-tion, this study aims to observe the mechani-cal behaviour of SCC with partial natural coarse aggregates replacement by recycled aggregates from local concrete structures demolition. The obtained results can be very signi! cant from the aspects of

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Mix model for self-compacting concrete with recycled ...

2017-1-23  In the present work, three grades of recycled-aggregate self-compacting concrete mixes without and with steel fibres were developed using the compressible packing model. To qualify the mixes developed, fresh properties such as slump flow, J-ring, V-funnel and L-box tests were conducted and checked for the satisfaction of European Federation of ...

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Performance of self-compacting concrete made with

2018-4-23  properties of cement and GGBFS used are given in Table 1. The fine aggregates used were natural crushed sand and recycled concrete with maximum size of 4 mm. The coarse aggregates used for both natural and recycled concrete were two classes of either 8 mm or 16 mm maximum size.

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High-Performance Self-Compacting Concrete with

The main objective of this paper is to provide the industry with a simple and practical way of disposing and recovering recycled waste from precast reinforced concrete elements rejected during the quality control process, while minimizing the consumption of natural resources in the production of concrete and, consequently, significantly reducing the environmental impact of both (construction ...

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High-Performance Self-Compacting Concrete with

2020-6-1  In other words, with this work, the intention is to evaluate the feasibility of producing high-performance self-compacting concrete with a less environmental impact, by replacing natural aggregates (NA) with fine and coarse recycled aggregates resulting from the precast industry, which allows the future use of this type of aggregates in the ...

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Durability Properties of Self-compacting Concrete Made ...

2020-8-6  This study evaluated the durability properties of self-compacting concrete made with recycled aggregate for pavement application. The developed mixture was subjected to permeability, water absorption, and chloride penetration tests, and obtained results were compared with those of normal pavement concrete. Three recycled concrete aggregates (RCA) replacement percentages at the rate

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An eco-friendly self-compacting concrete with recycled ...

2019-11-4  concrete with recycled aggregates incorpora-tion, this study aims to observe the mechani-cal behaviour of SCC with partial natural coarse aggregates replacement by recycled aggregates from local concrete structures demolition. The obtained results can be very signi! cant from the aspects of

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Properties of Self-Compacting Concrete Prepared with ...

The purpose of this study is to analyze the influence of recycled coarse aggregates (RCA) used to manufacture self-compacting concrete with recycled aggregates (SCRC) by evaluating the characteristics of this concrete, particularly its self-compactibility.

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Split Tensile Strength of Self-Compacting Concrete with

2021-7-10  however, they are minimal. Most of the studies use recycled coarse aggregates in the manufacture of concrete [19–22], the least use recycled fine aggregates [23–26], other studies use aggregates of different nature [27–30], although most are aggregates from concrete waste [31–34]. Other studies focus on the manufacture of mortars [35 ...

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Research Article Properties of Self-Compacting Concrete ...

2019-7-30  Recycled aggregate . C - [ ], respectively. e recycled aggregate used was a crushed and unwashed recycled concrete aggregate, with a nominal size of mm sourced from a construction and demolition waste recycling facility. e coarse natural aggregate consisted of crushed granite with a nominal size of mm. Table presents the water absorption ( hours)

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(PDF) Properties of Self-Compacting Concrete with

The utilisation of recycled concrete aggregate (RCA) in Self-Compacting Concrete (SCC) has the potential to reduce both the environmental impact and financial cost associated with this ...

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Recycling Aggregates for Self-Compacting Concrete ...

The use of construction and demolition wastes (CDW) is a trending future option for the sustainability of construction. In this context, a number of works deal with the use of recycled concrete aggregates to produce concrete for structural and non-structural purposes. Nowadays, an important number of CDW management plants in the European Union (EU) and other countries have developed robust ...

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Durability evaluation of self-compacting concrete with ...

2020-4-20  families of concrete were produced, distinct in terms of the compressive strength of the source concrete of the recycled aggregates (45 MPa and 65 MPa), with FRA/CRA incorporation ratios of 0/0%, 25/25%, 50/50%, 0/100% and 100/0%. To evaluate the durability of the concretes, tests for water absorption, capillary absorption, oxygen

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Permeability of self-compacting concrete made with ...

2018-6-16  The results on the permeability properties of self-compacting concrete (SCC) containing fine recycled concrete aggregates (FRCA) and coarse recycled concrete aggregates (CRCA) are presented. The SCC mixes were prepared with 0, 25, 50, 75, and 100% replacement of fine natural aggregates (FNA) with FRCA whereas coarse natural aggregates (CNA ...

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(PDF) Permeability of self-compacting concrete made with ...

2017-1-19  The results on the permeability properties of self-compacting concrete (SCC) containing fine recycled concrete aggregates (FRCA) and coarse recycled concrete aggregates (CRCA) are presented.

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