Concrete Recycling Research

Eco-efficiency assessment of technological innovations in

The common practice for high-grade recycling is wet process that processes and washes EOL concrete into clean coarse aggregate for concrete manufacturing. It is costly. As a result, a series of EU projects have been launched to advance the technologies for high value-added concrete recycling.

Webinars and Videos | National Concrete Pavement Technology

The National Concrete Pavement Technology Center (CP Tech Center) aims to expedite the application of concrete pavement research and advanced approaches and technologies in everyday paving…

Home | Construction & Demolition Recycling Association

The Construction & Demolition Recycling Association (CDRA) promotes and defends the environmentally sound recycling of the more than 583 million tons of recoverable construction and demolition (C&D) materials that are generated in the United States annually.

Recycled Aggregates - Portland Cement Association

The states that do use recycled concrete aggregate (RCA) in new concrete report that concrete with RCA performs equal to concrete with natural aggregates. Most agencies specify using the material directly in the project that is being reconstructed. Recycling of concrete is a relatively simple process.

Research Documents | National Concrete Pavement

Concrete Infrastructure Research Database Concrete Overlays Concrete Recycling Geotextiles Pavement Preservation Performance-Engineered Mixtures (PEM) Real-Time Smoothness (RTS) External Resources Research NC²

End of life recycling

End of life recycling. The construction industry in the UK accounts for the use of 295 million tonnes of virgin material per year, displaces 22 million tonnes of industrial 'by-product' by industrial ecology each year and produces approximately 150 million tonnes of construction and demolition waste annually.

Concrete and Asphalt Recycling • Aggregate Research International

Port business recycles nearly all materials it handlesSTOCKTON – The place looks like a dump, but A Plus Materials, in the Port of Stockton, is where garbage comes to be reborn instead of being pushed into a landfill grave.On 15 acres in the industrial land that is the Port of Stockton, there are mounds, if not mountains, of concrete, soil, sand, wood, Sheetrock and green waste of all types ...

Research • Recycling International

UK-India research proves plastic scrap is a viable concrete ingredient. ... US researchers win award for rare earths recycling innovation.

Shear and Flexure Behavior of Reinforced Polymer Concrete

The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design ...

Concrete Recycling: Research and Practice | François de

Concrete Recycling: Research and Practice François de Larrard, Horacio Colina. Francois de Larrard is Scientific Director of the R&D centre of the LafargeHolcim group and Scientific Director of the French national project Recybiton. He formerly spent almost thirty years at IFSTTAR (formerly LCPC). He has ...


Concrete is the most widely used construction material in urban development. As concrete-based infrastructure is replaced with new structures, an enormous amount of building waste is produced. By recycling concrete, the need for gravel mining, and the carbon footprint of manufacturing new concrete is reduced by 65 percent 1. Economic savings ...

Concrete Recycling: Research and Practice

Concrete Recycling: Research and Practice - CRC Press Book. François de Larrard is Scientific Director of the R&D centre of the LafargeHolcim group and Scientific ...

The Importance of Concrete Recycling

Dec 29, 2017 · The largest part of C&D material is concrete, which encompasses around 70 percent of C&D generated material before recycling, according to the U.S. EPA. Construction (21.7 million tons) and demolition (353.6 million tons) activities accounted for over 375 million tons of material in total. Road and bridge demolition generated 157.4 million tons ...

Recycling Portland Cement Concrete Pavements

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 154: Recycling Portland Cement Concrete Pavements will be of interest to pavement designers, construction engineers, and others interested in economical methods for recontstructing portland cement concrete (PCC) pavements.

'Wood' you like to recycle concrete?

Scientists studied a method for recycling unused concrete with wood fibers. They found the conditions that produce new building materials with bending strength even greater than the original concrete.

Recycled Materials in Civil Engineering

Keywords: Recycled concrete, recycled aggregate concrete (RAC), recycled FRP, recycled brick, Waste polyethylene terephthalate (PET) Important Note: All contributions to this Research Topic must be within the scope of the section and journal to which they are submitted, as defined in their mission statements. Frontiers reserves the right to ...

Research Status and Prospect of Recycling of Waste

Recycled concrete research has become the inevitable development of society. This paper briefly introduces the research status of waste concrete recycling, and points out the current waste engineering application research status

Recycling Technologies

Resources & Recycling research group is developing technological innovations to help society to manage resources in a sustainable way. Most of these innovative technologies are patented by the group and are exploited on the market through spin-off companies.

Recycled Concrete Aggregate - an overview

Today, some European countries include recycling of concrete and asphalt to be part of an overall aggregate resource management plan. Recycling concrete and asphalt converts a waste product into a resource and reduces the amount of land used for disposal of demolition debris.


2014/10/30 · Recycling of waste concrete is done to reuse the concrete rubble as aggregates in concrete. The recycled concrete aggregates have less crushing strength, impact resistance, specific gravity and has more absorption value as

Mobile concrete recycling plant

Jul 12, 2019 · This project aims to use concrete in a circulair way. They reclaim the old concrete from buildings and put it into this mobile concrete recycling plant, which will separate it in gravel, sand and ...

Environmental impact of concrete

Concrete recycling is an increasingly common method of disposing of concrete structures. Concrete debris was once routinely shipped to landfills for disposal, but recycling is increasing due to improved environmental awareness, governmental laws and economic benefits.


Mirjana Malešev, et al., Properties of recycled aggregate concrete Contemporary Materials, V −2 (2014) Page 241 of 249 aggregate is usually left out, in a way that it is completely replaced by the river sand [4,5]. Figure 3

(PDF) Use of Recycled Brick Masonry Aggregate and Recycled

Testing performed to date indicates that recycled brick masonry aggregate (RBMA) can be used as a 100% replacement for conventional coarse aggregate in concrete that exhibits acceptable mechanical ...

Recycled Concrete: The Pros and Cons

Because chunks of concrete are not biodegradable and are unable to decompose over time, the waste takes up a great deal of space and creates environmental concerns. The process of recycling concrete ensures that useful concrete aggregate materials are able to be repurposed instead of wasted.

Concrete Rubble Recycling | Home Guides

Concrete Rubble Recycling. ... the National Research Council of Canada published a report in 1978 from the Canadian Journal of Civil Engineering, forecasting an aggregate shortage that would last ...

(PDF) Use of recycled concrete aggregate in concrete: A review

Use of recycled concrete aggregate in concrete: A review ... concrete based on the experimental data available in the published research. The most important physical, mechanical, and chemical ...

Concrete recycling

When structures made of concrete are demolished or renovated, concrete recycling is an increasingly common method of utilizing the rubble. Concrete was once routinely trucked to landfills for disposal, but recycling has a number of benefits that have made it a more attractive option in this age of greater environmental awareness, more environmental laws, and the desire to keep construction ...

Concrete Recycling | Research and Practice

Mar 04, 2019 · François de Larrard is Scientific Director of the R&D centre of the LafargeHolcim group and Scientific Director of the French national project Recybéton. He

󾕇 دانلود کتاب Francois D. L., Concrete Recycling

2019/08/13 · Description About Book Concrete Recycling – Research and Practice From Amazon François de Larrard is Scientific Director of the R&D centre of the LafargeHolcim group and Scientific Director of the French national project He ...

(PDF) Concrete Recycling - Share and discover research

The gas anti-permeability and carbonation resistance of recycled concrete, which was prepared by using waste concrete as recycled coarse aggregate (RCA) and some cement and mineral additions as ...

Recycled Materials for Repair and Rehabilitation of Aging

Research Category: Nanotechnology, SBIR - Pollution Prevention, Pollution Prevention/Sustainable Development, Small Business Innovation Research (SBIR) Description: Exterior wrapping of concrete columns initially was developed for seismic reinforcement in high-risk areas such as California.

Crushed Concrete Aggregates - Properties and Uses of Recycled

Strength variation of concrete produced from recycled aggregate is higher than concrete made from natural aggregate. For the recycled aggregate concrete, it would be necessary to add more cement in concrete made with 100% of recycled aggregate in order to achieve the same workability and compression strength as conventional concrete.

Recycling and reuse of waste concrete in China: Part I

However, the prospects for recycling of waste concrete must be firstly evaluated. Generally, there are three main factors relating to the prospects for the recycling of waste concrete: the scarce of natural aggregates resource, the industrialization level and the population density.

Recycling | An Open Access Journal from MDPI

Recycling (ISSN 2313-4321) is an international peer-reviewed open access journal on the recycling and reuse of material resources, including circular economy. Recycling is published online quarterly by MDPI. Open Access - free for readers, with article processing charges (APC) paid by authors or their institutions. ...

MIT students fortify concrete by adding recycled plastic

2017/10/25 · MIT students have developed a form of concrete using recycled plastic water bottles. The new material is 20 percent stronger than traditional concrete and could help cut the cement industry’s carbon emissions.

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