journals on recycled aggregate concrete

Review Article ASSESSMENT OF RECYCLED AGGREGATE …

Journal of Engineering Research and Studies E-ISSN 0976-7916 JERS/Vol.II/ Issue I/January-March 2011/1-9 Review Article ASSESSMENT OF RECYCLED AGGREGATE CONCRETE Parekh D. N.1 and Dr. Modhera C. D.2 Address for Correspondence 1Research Scholar ... Similarly the properties of recycled aggregate concrete were also determined and explained here.

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Research Article CHARACTERIZATION OF RECYCLED …

performance of recycled fine aggregate in concrete, use of silica fumes in recycled aggregate concrete, use of fly ash in recycled aggregate concrete etc are shown with experimental reasons. In general, present status of recycled aggregate in India with their future need and its successful utilization were discussed here.

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Strength and Durability Evaluation of Recycled Aggregate ...

The main objectives of the experimental program were to (i) investigate variability of recycled aggregate properties and their impact on concrete production and (ii) evaluate properties of concrete prepared with 100 % recycled aggregate.

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Recycled Aggregates - cement.org

Mar 01, 2019· Recycled Concrete. Definition: hardened concrete that has been processed for reuse, usually as aggregate.- ACI Concrete Terminology. The reason for recycling is the reduction of waste in order to protect nature against pollution, the increasing shortage of suitable dumping grounds, and to save energy and natural resources.

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(PDF) Durability of Recycled Aggregate Concrete: An Overview

Recycled aggregate concrete (RAC) becomes a great concern for massive natural resoure comsumption and a huge construction waste. Many researchers have carried out numerous investigations on the ...

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Recycling of Brick Aggregate Concrete as Coarse Aggregate ...

Based on this investigation, it is revealed that recycled brick aggregate can be used as coarse aggregate for making concrete of strength 20.7 to 31.0 MPa. For the same mix design, the recycled aggregate concrete produces almost similar strength compared with the first class brick aggregate concrete commonly used in Bangladesh.

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Use of Recycled Aggregate Concrete - IOSR Journals

IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE) ISSN: 2278-1684, PP: 52-59 ... Use of recycled aggregate in concrete can be useful for environmental protection. Recycled ... cement could be offset by the lower cost of Recycled Concrete Aggregate (RCA). 20% cement replaced by fly ash is found to control alkali silica reaction (ASR). ...

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Uniaxial Damaged Plastic Constitutive Relation of Recycled ...

This paper presents a proposed uniaxial damaged plastic constitutive relation of recycled aggregate concrete (RAC) based on the experimental studies. ... G. Bai, C. Liu, H. Zhao et al., “Experimental research on seismic behavior of recycled concrete frame columns,” Journal of Earthquake Engineering and Engineering Vibration, vol. 31, no. 1 ...

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Use of RECYCLED AGGREGATES In CONCRETE- A Paradigm Shift

The use of recycled aggregates in concrete prove to be a valuable building materials in technical, environment and economical respect Recycled aggregate posses relatively lower bulk density, crushing and impact values and higher water absorption as compared to natural aggregate.

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Recycled Aggregate Self-curing High-strength Concrete ...

Recycled Aggregate Self-curing High-strength Concrete. The use of recycled aggregates from demolished constructions as coarse aggregates for concrete becomes a need to reduce the negative effects on the environment. ... the using of water reducer admixture enhances the main fresh and hardened properties of self-curing high-strength concrete ...

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Use of Recycled Concrete Aggregate in PCCP ... - …

Use of Recycled Concrete Aggregate in PCCP: Literature Search. Special Report _____ Use of Recycled Concrete Aggregate in PCCP: Literature Search ... Using recycled concrete aggregate (RCA) can be successful if careful consideration is given to the properties and physical characteristics of the aggregate, the physical properties of the fresh ...

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Mix Design for Pervious Recycled Aggregate Concrete ...

The specific gravity of the natural aggregate was 2.65 and that for recycled concrete aggregate was 2.19 and 2.04 for 20 and 13 mm maximum size recycled concrete aggregate, respectively. The water absorption for 20 and 13 mm recycled concrete aggregates was 5.3 and 8.2 %, respectively, compared to 1.0 % for the natural aggregate.

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Strength Characteristics of Geopolymer Concrete …

aggregates as recycled aggregates in structural concrete, instead of throwing out as a total waste material. Thus in recent years, the use of recycled concrete aggregate has gained tremendous momentum in constructional engineering. Utilization recycling of waste concrete …

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Construction Industry Waste Management- An ... - IOSR …

Recycled Aggregate, Recycled Aggregate Concrete. I. Introduction Any construction activity requires several materials such as concrete, steel, brick, stone, glass, clay, mud, wood, and so on. However, the cement concrete remains the main construction material used in construction industries.

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Structural Behaviour of Composite Members with Recycled ...

review on recycled concrete as an aggregate for concrete, covering the period from 1945 to 1977. A second state-of-the-art report on recycled aggregate and RAC was prepared by Hansen (1992), covering developments between 1978 and 1985. And the third state-of-the-art report was an updated version of the second one including developments in the ...

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Special Issue "New Trends in Recycled Aggregate Concrete"

Foam concrete is a low-density controlled strength material that can potentially be used for accommodating different types of particles—recycled fine aggregate being an example.

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MECHANICAL PROPERTIES OF RECYCLED AGGREGATE …

recycled aggregate was used, the compressive strengths concrete were reduced by about 30.9%. According to ACI 318/2014 [12] all recycled aggregate concrete mixes can be used for structural concrete. The Ratio between cylinder strength to cube strength decreased by 11 % with increasing recycled aggregate percentage from 0 to ,.

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Use of recycled concrete aggregate in concrete: a review ...

The use of recycled concrete aggregate (RCA) in concrete as partial and full replacements of natural coarse aggregate is growing interest in the construction industry, as it reduces the demand for aggregate. ... European Journal of Environmental and Civil Engineering. Volume 18, 2014 - Issue 2. Published online: 24 Jan 2014.

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International Journal of Engineering Trends and Technology ...

recycled aggregate to 80% recycled aggregate and with more percentage replacement of recycled aggregate used in the concrete specimen, the percentage of tensile strength remained are gradually decreasing. 3. Concrete made with recycled aggregate produced from construction and demolition waste has a compressive strength

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Recycled Concrete Aggregates: A Review | SpringerLink

By collecting the used concrete and breaking it up, recycled concrete aggregate ... Flexural behavior of reinforced recycled concrete beams. Journal of Advanced Concrete Technology,5(1), 43–61. CrossRef Google Scholar. Shayan, A., & Xu, A. (2003). Performance and properties of structural concrete made with recycled concrete aggregate.

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Effect of Recycled Coarse Aggregates in Properties of ...

The coarse aggregate in concrete was replaced with 0%, 20%, 40%, 60%, 80% and recycled coarse aggregates. The test results indicated that the replacement of natural coarse aggregates by recycled aggregates up to 40% had little effect on the compressive strength, but higher levels of replacement reduced the compressive strength.

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Recycled Aggregates in Concrete • Aggregate Research ...

Aggregate Research International. Aggregates news, every weekday. Search for Aggregate Research News. Search for: ... Recycled Aggregates in Concrete. ... The quality of concrete with recycled concrete aggregates is very dependent on the quality of the recycled material used. Reinforcing steel and other embedded items, if any, must be removed ...

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Recycled Concretes Made with Waste Ready-Mix Concrete as ...

Recycled Concretes Made with Waste Ready-Mix Concrete as Coarse Aggregate ... and their use as aggregates in concrete is an interesting alternative. In this paper, some characteristics of recycled coarse aggregates obtained by crushing waste ready-mix concrete, as well as the mechanical and durability properties of recycled concretes made by ...

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Properties of recycled concrete aggregate under different ...

The coarse recycled concrete aggregates were obtained by crushing a laboratory produced primary concrete at age of 28 days. The results showed that curing using paint material was the most efficient method of curing at all ages and percentages of recycling except at recycling, where the maximum value of both compressive and tensile ...

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