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strength and durability of recycled aggregate concrete

strength and durability of recycled aggregate concrete

Strength and durability of recycled aggregate concrete ...

Apr 01, 2012  Highlights Use of milled waste glass as partial replacement for cement can effectively overcome the limitations of recycled aggregate. Milled waste glass in sub-micron particle size undergoes pozzolanic reaction. Significant gains in strength and durability characteristics of recycled aggregate concrete are obtained with milled glass. Decrease in

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Strength and Durability Evaluation of Recycled Aggregate ...

May 14, 2015  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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Strength and durability of concrete containing recycled ...

Sep 01, 2018  Recycled concrete aggregates (RCA) sourced from waste concrete are a sustainable alternative to natural crushed stone aggregates. The strength and durability properties of concrete containing RCA were evaluated by a comprehensive experimental investigation involving nine control mixes.

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Strength and durability of concrete using recycled ...

Jan 01, 2013  strength and durability. 13.1. Introduction: using recycled aggregates (RAs) in concrete. There is growing legislative and peer pressure on businesses, from government and competitors, to produce and use more sustainable aggregates by reducing consumption of primary aggregates and switching to recycled or secondary aggregates.

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(PDF) Strength and durability characteristics of high ...

Based Materials (2014): Strength and durability characteristics of high-strength concrete with recycled aggregate – influence of mixing techniques, Journal of

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Mechanical strength and durability properties of concrete ...

Nov 30, 2017  When RCA is incorporated in new concrete to produce recycled aggregate concrete (RAC), the higher water absorption capacity of RCA causes difficulties in controlling the effective water/cement (w/c) ratio, which decreases the workability of fresh concrete and consequently influences the strength , and durability , of the hardened concrete ...

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Strength and ductility improvement of recycled aggregate ...

Apr 01, 2019  In literature, studies on recycled aggregate concrete (RAC) with recycled aggregates (RAs) originated from clay brick waste are rare, which is mainly attributed to the much lower compressive strength of the RAC with recycled clay brick aggregates (RAC-RCBA) when comparing with its normal aggregate concrete (NAC) counterpart.

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Effect of biomineralization technique on the strength and ...

Jul 05, 2021  As aggregates in concrete are in higher volume, hence using construction and demolition waste (CDW) as recycled aggregate would make concrete construction more sustainable. In this study, the technique of biomineralization has been addressed to improve the strength and durability properties of recycled aggregate concrete (RAC).

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Compressive strength and durability ... - ScienceDirect

Nov 01, 2020  This investigation was carried out to encourage the use of recycled concrete aggregate (RCA) in the construction industry. The enhancement in performance of concrete composites made with 100% replacement of natural aggregate (NA) by recycled concrete aggregate (RCA) in addition of synthesized graphene oxide (GO) and GO ball milled (GObm)

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(PDF) Evaluating the Possibility of Replacing Natural Fine ...

The compressive strength of recycled concrete with coarse aggregates with and without fly ash was studied in this paper. The recycled concrete was designed to have a

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Strength and Durability Evaluation of Recycled Aggregate ...

Abstract: 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 ...

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Strength and Durability Evaluation of Recycled Aggregate ...

The flexural strength of various treated RAC was improved by 4.91 – 25.24% at 28 days more than untreated recycled aggregate concrete. Alkalinity value of

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(PDF) Strength and durability characteristics of high ...

Based Materials (2014): Strength and durability characteristics of high-strength concrete with recycled aggregate – influence of mixing techniques, Journal of Sustainable Cement-Based Materials ...

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Effect of fine recycled aggregate on the strength and ...

The results indicate that the optimum level of replacement of fine recycled aggregate was 25% and the increase of fine recycled aggregate decreases the strength and durability properties. However, increased curing of concrete resulted in better strength and durability properties.

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Effect of fine recycled aggregate on the strength and ...

May 19, 2021  Many earlier studies reported that the higher water absorption of fine recycled aggregate and weak interfacial transition zone (ITZ) resulted in the development of the concrete with less strength and durability requirements. This study surmounts the above two factors through pre-saturation and a two-stage mixing approach (TSMA) technique.

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Improvement of Bond Strength and Durability of Recycled ...

Jun 17, 2021  This paper aims to experimentally investigate the effects of high volume cement replacement of blast furnace slag (BFS) on the bond, strength and durability of recycled aggregate concrete (RAC). Concrete mixtures were prepared containing 0%, 15%, 30%, 45%, 60% and 75% BFS with each of recycled aggregate and natural aggregate. Measurements

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Strength and Durability Properties of Treated Recycled ...

Oct 10, 2021  The use of recycled aggregate (RA) generated from construction and demolition (CD) waste to produce new concrete would minimize the need for the use of natural aggregate (NA). The authors propose a new hybrid method in the present work by combining presoaking in mild acetic acid followed by mechanical grinding to produce high-quality RA.

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Coefficient of Thermal Expansion of RCA Concrete Made by ...

However, the effect of recycled aggregate on the strength and durability of concrete restricts its use in higher-grade work. This paper presents a series of tests carried out on recycled coarse aggregate (RCA) and recycled coarse aggregate concrete (RCAC) and test results are compared with the NCA and parent concrete made from NCA.

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Mechanical and Durability Properties of Induction-Furnace ...

Nov 26, 2018  Porosity and absorption also decreased in concrete where up to 50% of recycled aggregate was replaced by induction furnace slag. Considering these, it is concluded that 50% of recycled aggregate can be replaced by induction furnace slag that will result in superior mechanical and durability properties in recycled aggregate concrete.

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Utilization of alternative aggregates for roller compacted ...

The alternative aggregates that have been considered are recycled concrete aggregates, reclaimed asphalt pavement aggregates, crumb rubber, and electric-arc furnace steel slag aggregates. ... Schematic representation showing the factors affecting the strength and durability of recycled aggregates (Images are made by authors).

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Materials Free Full-Text Effects of Steel Fibers (SF ...

Recycled aggregate is a good option to be used in concrete production as a coarse aggregate that results in environmental benefits as well as sustainable development. However, recycled aggregate causes a reduction in the mechanical and durability performance of concrete. On the other hand, the removal of industrial waste would be considerably decreased if it could be

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Strength and Durability of Recycled Aggregate Concrete

The important properties of fresh and hardened recycled aggregate concrete such as workability, compressive strength, split tensile strength, flexural strength, modulus of

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Strength and Durability Evaluation of Recycled Aggregate ...

Abstract: 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 ...

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Improvement of Bond Strength and Durability of Recycled ...

This paper aims to experimentally investigate the effects of high volume cement replacement of blast furnace slag (BFS) on the bond, strength and durability of recycled aggregate concrete (RAC). Concrete mixtures were prepared containing 0%, 15%, 30%, 45%, 60% and 75% BFS with each of recycled aggre

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Strength and durability properties of ... - ResearchGate

This study presents a review on the production of recycled concrete aggregate, engineering behavior, properties and durability of Recycled Concrete Aggregates (RCA) with its

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"Durability of Recycled Aggregate Concrete” Request PDF

Abstract. Synopsis: The results of an experimental investigation into the mechanical properties and durability of recycled and natural coarse aggregates concrete are reported. A

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(PDF) Durability Properties of Recycled Aggregate Concrete ...

This paper describes the experimental studies performed to understand the durability. characteristics of recycled aggregate concrete of characteristic compressive strength of. 40MPa produced with ...

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Strength and ductility improvement of recycled aggregate ...

Apr 01, 2019  In literature, studies on recycled aggregate concrete (RAC) with recycled aggregates (RAs) originated from clay brick waste are rare, which is mainly attributed to the much lower compressive strength of the RAC with recycled clay brick aggregates (RAC-RCBA) when comparing with its normal aggregate concrete (NAC) counterpart.

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Mechanical Properties and Durability of Recycled Aggregate ...

Jun 30, 2021  Regarding the freeze-thaw durability of the recycled aggregate permeable concrete, the hydrophobic groups brought by recycled aggregate could act as the rigid waterproof layer of the test piece so the impermeability and the overall waterproofing ability of the test piece have been improved, water can hardly penetrate into the inside of the ...

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Aggregate Properties You Need to Know: Strength Durability

Sharp, angular aggregate textures can lend certain strength characteristics to concrete, or more rounded shapes can help it flow into confined spaces during placement. Aggregates have a direct and significant impact on the strength, workability, and durability of concrete and asphalt materials, and even the final appearance of structures and ...

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(PDF) Evaluating the Possibility of Replacing Natural Fine ...

The compressive strength of recycled concrete with coarse aggregates with and without fly ash was studied in this paper. The recycled concrete was designed to have a compressive strength of Rn=15Mpa.

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Strength and Durability Evaluation of Recycled Aggregate ...

View Strength and Durability Evaluation of Recycled Aggregate Concrete.pdf from BIO MISC at Applied Science Private University. International Journal of

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Use of recycled concrete aggregate in high-strength ...

The results of a test programme to study the use of recycled concrete aggregate (RCA) in high-strength, 50 N/mm2 or greater, concrete are described. The effects of coarse RCA content on the ceiling strength, bulk engineering and durability properties of such concretes have been established. The results showed that up to 30% coarse RCA had no effect on concrete

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Coefficient of Thermal Expansion of RCA Concrete Made by ...

However, the effect of recycled aggregate on the strength and durability of concrete restricts its use in higher-grade work. This paper presents a series of tests carried out on recycled coarse aggregate (RCA) and recycled coarse aggregate concrete (RCAC) and test results are compared with the NCA and parent concrete made from NCA.

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Experimental Study on Strength and Durability ...

Jan 02, 2016  Experimental Study on Strength and Durability Characteristic of Fibre Reinforced Recycled Aggregate Concrete using Artificial Sand Md Abrar Ahmed Mr Rohan S. Gurav 1 P.G Student 2Assistant ...

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