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environmental evaluation of concrete made from recycled

environmental evaluation of concrete made from recycled

Environmental evaluation of concrete made from recycled ...

Mar 01, 2016  The recycled 20-mm concrete sample (RC) presents the best environmental behavior: the majority of environmental indicator impacts is significantly inferior in comparison with the traditional 20-mm concrete sample (TC), which was evaluated as a reference and it is also slightly lower (except acidification) than the mixed 20-mm concrete sample (MC).

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Environmental evaluation of concrete made from recycled ...

Recycled concrete aggregates from demolition constitute one of the largest waste streams within the developed countries. These study aims to quantify environmental impacts associated with mixing compositions of concrete made of waste materials by using LCA.

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Environmental evaluation of concrete made from recycled ...

These study aims to quantify environmental impacts associated with mixing compositions of concrete made of waste materials by using LCA. Environmental performances of natural, recycled and mixed 20-mm concrete samples, formulated with the same mechanical strength

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Environmental evaluation of concrete made from recycled ...

Mar 01, 2016  Environmental evaluation of concrete made from recycled concrete aggregate implementing Life Cycle Assessment March 2016 Journal of Building Engineering 5:24-33

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Environmental Evaluation of Concrete Containing Recycled ...

Oct 26, 2020  In environmental costs analysis that converts environmental damage into monetary values, Roh et al. (2020) noted that the environmental cost of concrete

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Environmental Evaluation of Concrete Containing Recycled ...

Oct 26, 2020  In environmental costs analysis that converts environmental damage into monetary values, Roh et al. (2020) noted that the environmental cost of concrete

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Comparative environmental evaluation of recycled ...

To investigate the environmental impacts of such concrete construction, life cycle assessment (LCA) was used to compare the following types of concrete construction: Reusable blocks with recycled ...

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Comparative environmental assessment of natural and ...

Nov 01, 2010  2.1. Goal and scope definition. The goal of this study is to compare the environmental impact of the production of two types of ready-mixed concrete: natural aggregate concrete (NAC) made with river aggregate and recycled aggregate concrete (RAC) made with natural fine and recycled coarse aggregate.

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Study report SR074 An evaluation of concrete made using ...

AN EVALUATION OF CONCRETE MADE USING RECYCLED SLURRY FROM CONCRETE PLANT OPERATIONS AS MIX WATER BRAN2 Study Report SR74 S. Park and D. Chisholm REFERENCE Park, S. and Chisholm, D. 1996. An Evaluation of Concrete Made Using Recycled Slurry From Concrete Plant Operations as Mix Water.Building Research Association of New

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ENVIRONMENTAL IMPACT OF CONCRETE RECYCLING,

ENVIRONMENTAL IMPACT OF CONCRETE RECYCLING, COMING FROM CONSTRUCTION AND DEMOLITION WASTE (CDW) ... recycled by the year 2000, and where the Environment Ministry has proposed an Action Programme (BOE, 2001) to increase these values, so as to recycle at least 40% by 2005, and ... is the evaluation of the contribution of all the processes ...

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Environmental evaluation of pavement system incorporating ...

Apr 16, 2020  Environmental benefits of using recycled concrete aggregate (RCA) regarding a concrete pavement structure should be evaluated because standard specification for RCA as a raw material in RMC is not currently in place in many locations. This work aims to address environmental benefits of using RCA of concrete pavement structures using a Life Cycle Assessment (LCA) analysis. Two concrete

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(PDF) Urban Mining for Sustainable Cities: Environmental ...

Nov 23, 2020  The flows are c alculated based on 625 kg of recycled aggregates required for production of 1 m³ of RC-. concrete. Transport distance for the trucks from t he construction site to recycling plant ...

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Using Recycled Concrete Aggregate in New Concrete Pavement ...

Aug 14, 2017  Using recycled pavement as aggregate in new concrete mixes can save money and promote environmental sustainability. New design methods published in a new research report allow engineers to create more durable mixes from recycled aggregate than in the past, reducing the need for virgin aggregate, a diminishing and expensive resource.

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Performance Evaluation of Strengthening Recycled Coarse ...

Dec 28, 2020  This paper attempts to study the effect of different strengthening methods on recycled coarse aggregate (RCA) reprocessed from construction and demolition (CD) waste. And it aims to obtain the optimal RCA content in cement stabilized recycled mixture (CSRM) applied in the base layer of pavement. Firstly, three strengthening methods were used to strengthen the RCA.

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Evaluation of Concrete Strength Made with Recycled Aggregate

The construction industry consumes enormous quantities of concrete, which subsequently produces large amount of material waste during production and demolishing. As a result, the colossal quantity of concrete rubble is disposed in landfills. This paper, therefore, evaluated the feasibility of reusing waste concrete as recycled aggregate (RA) to produce concrete. The replacement levels were 20 ...

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(PDF) A scientometric review of waste material utilization ...

Sep 03, 2021  Concrete is the most used construction material. Thus, the utilization of waste materials in concrete would be a better sustainable approach. Some waste materials like plastic, rubber, recycled ...

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Material and structural performance evaluation of recycled ...

To address this issue, a method to recycle wasted PET bottles is presented, in which short fibers made from recycled PET are used within structural concrete. To verify the performance capacity of recycled PET fiber reinforced concrete, it was compared with that of polypropylene (PP) fiber reinforced concrete for fiber volume fractions of 0.5% ...

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Life Cycle Assessment of Natural and Recycled Concrete ...

Apr 07, 2019  The environmental impacts of natural aggregates (NA) and recycled concrete aggregates (RCA) production for use in road pavements have been evaluated in this study through an attributional life cycle assessment (LCA) from cradle to gate.

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Analysis of Life Cycle Environmental Impact of Recycled ...

DOI: 10.3390/APP9051021 Corpus ID: 117550704. Analysis of Life Cycle Environmental Impact of Recycled Aggregate @article{Park2019AnalysisOL, title={Analysis of Life Cycle Environmental Impact of Recycled Aggregate}, author={Wonjun Park and Tae-hyoung Kim and Seungjun Roh and Rakhyun Kim}, journal={Applied Sciences}, year={2019}, volume={9}, pages={1021} }

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Evaluation of recycled concrete aggregates for their ...

The suitability of using recycled fine and coarse aggregates with Portland pozzolanic cement to make a sustainable and environmental friendly concrete mix design was also analyzed. No significant difference was observed in the compressive strength of various concrete mixes prepared by natural and recycled aggregates.

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Environmental Considerations in Concrete Recycling

Mar 29, 2017  Environmental Considerations in Concrete Recycling Webinar Learning Objectives • To understand RCA production and use factors potentially impacting environment, specifically: –Water quality –Air quality –Noise and other local impacts –Waste generation • To identify design/specification considerations that can reduce

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(PDF) Environmental life cycle assessment of concrete made ...

Environmental life cycle assessment of concrete made with fine recycled concrete aggregates September 2007 Conference: Portugal SB07 - Sustainable Construction, Materials and Practices

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Environmental Evaluation of Concrete Containing Recycled ...

This study aims to compare the potential environmental impact of the manufacture and production of recycled and by-product aggregates based on a life cycle assessment and to evaluate the environmental impact and cost when they are used as aggregates in concrete.

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Evaluation of environmental friendliness of concrete ...

Nov 17, 2015  10%  ETWB (2004) Specification facilitating the use of concrete paving units made of recycled aggregates. Environment, Transport and Works Bureau (ETWB), Hong Kong Government. EU (2008) European Union Directive 2008/98/EC of the European parliament and of the council on waste and repealing certain directives. Off J Eur Union L312:3–20

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Evaluation of Concrete Strength Made with Recycled Aggregate

The construction industry consumes enormous quantities of concrete, which subsequently produces large amount of material waste during production and demolishing. As a result, the colossal quantity of concrete rubble is disposed in landfills. This paper, therefore, evaluated the feasibility of reusing waste concrete as recycled aggregate (RA) to produce concrete. The replacement levels were 20 ...

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Performance of Recycled Aggregate Concrete

the debris from destroyed buildings in such a way as to obtain recycled concrete aggregates to be reused in concrete production that could well be a partial solution to environmental pollution. For this study, the physical and mechanical properties of recycled aggregate concrete produced were investigated and tested.

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Evaluation of mortars with combined use of fine recycled ...

Evaluation of mortars with combined use of fine recycled aggregates and waste crumb rubber. ... but also to the environmental problems that their elimination causes. In the search for new, more ecological construction materials that can reduce the environmental impact produced by industry and the management of its waste, several studies are ...

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Analysis of Life Cycle Environmental Impact of Recycled ...

DOI: 10.3390/APP9051021 Corpus ID: 117550704. Analysis of Life Cycle Environmental Impact of Recycled Aggregate @article{Park2019AnalysisOL, title={Analysis of Life Cycle Environmental Impact of Recycled Aggregate}, author={Wonjun Park and Tae-hyoung Kim and Seungjun Roh and Rakhyun Kim}, journal={Applied Sciences}, year={2019}, volume={9}, pages={1021} }

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The Environmental Impacts of Concrete - Greenspec

Cement and global warming • Making cement results in high levels of CO 2 output. • Cement production is the third ranking producer of anthropogenic (man-made) CO 2 in the world after transport and energy generation. • 4 - 5% of the worldwide total of CO 2 emissions is caused by cement production. • CO 2 is produced at two points during cement production :

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Material and structural performance evaluation of recycled ...

To address this issue, a method to recycle wasted PET bottles is presented, in which short fibers made from recycled PET are used within structural concrete. To verify the performance capacity of recycled PET fiber reinforced concrete, it was compared with that of polypropylene (PP) fiber reinforced concrete for fiber volume fractions of 0.5% ...

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Durability of a pavement foundation made from recycled ...

Jun 09, 2015  10%  Long term durability of recycled materials continues to be a major concern for their wide-scale use in civil engineering construction. The purpose of this study is to provide an insight into the damaging effects of combined wet–dry cycles, and repeated mechanical loading in a roller-compacted concrete pavement base course, made from recycled crushed aggregate (80 % by

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[PDF] Handbook of Recycled Concrete and Demolition Waste ...

The ability to recycle and reuse concrete and demolition waste is critical to reducing environmental impacts in meeting national, regional and global environmental targets. "Handbook of recycled concrete and demolition waste" summarises key recent research in achieving these goals. View via Publisher. gbv.

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Performance Evaluation of Strengthening Recycled Coarse ...

Dec 28, 2020  This paper attempts to study the effect of different strengthening methods on recycled coarse aggregate (RCA) reprocessed from construction and demolition (CD) waste. And it aims to obtain the optimal RCA content in cement stabilized recycled mixture (CSRM) applied in the base layer of pavement. Firstly, three strengthening methods were used to strengthen the RCA.

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