recycled aggregate concrete journals

Use of Recycled Aggregate Concrete - IOSR Journals

aggregate as well as for the recycled aggregate. The use of recycled aggregate generally increases the drying shrinkage creep & porosity to water & decreases the compression strength of concrete compared to that of natural aggregate concrete. It is nearly 10-30% as per replacement of aggregate.

Effect of Recycled Coarse Aggregate on Concrete Properties ...

When the researcher used 0% of Recycled Concrete Aggregate the value of flexural strength was 4.4 N/mm.Then, when the researcher added percentage of Recycled Aggregate to 35%, the result of flexural strength were decrease and the result were decrease again when the researcher added Recycled Aggregate into 50%.

Review Article ASSESSMENT OF RECYCLED AGGREGATE CONCRETE

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.

Efficient Utilization of Recycled Concrete Aggregate in ...

"Efficient utilization of recycled concrete aggregate for structural concrete applications." 27th Conf. of the ASEAN Federation of Engineering Organizations (CAFEO), Institution of Engineers, Singapore (IES), Singapore, 42.

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

Dosho, Y. Application of Recycled Aggregate Concrete for Structural Concrete: A Recycling System for Concrete Waste. In International Symposium on Sustainable Development of Cement, concrete and concrete structures (Toronto, Canada 2005), 459-478.

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 virgin aggregate.

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

Recycled Concrete Aggregates: A Review | International ...

Shayan, A., & Xu, A. (2003). Performance and properties of structural concrete made with recycled concrete aggregate. ACI Materials Journal,100(5), 371–380. Google Scholar; Tavakoli, M., & Soroushian, P. (1996). Strengths of aggregate concrete made using field-demolished concrete as aggregate. ACI Materials Journal,93(2), 182–190. Google Scholar; Works Bureau of Hong Kong. (2002). Specifications facilitating the use of recycled aggregates.

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 virgin aggregate.

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

Use of Recycled Concrete - Scholarlink Research

of concrete and an increase in recycled aggregate content led to a decrease in bleeding capacity. The main drawback of the RCA was the high permeability of the recycled aggregate concrete.

Research Paper Recycling Of Concrete ... - Quest Journals

concrete, but that recycled concrete may be expected to have lower strength than concrete made with similar aggregate not previously used . Okafor (2010) indicated that recycled aggregate can be used to produce quality

Special Issue "New Trends in Recycled Aggregate Concrete"

Performance of recycled aggregate concrete in very aggressive environments; Reliability of recycled aggregate concrete structures; ... submitted until the deadline. All papers will be peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website ...

Elasticity and Drying Shrinkage Concrete of Recycled-Aggregate

The static and dynamic mod&i of elasticity and drying shrinkage of recycled-aggregate concretes made with coarse recycled aggregate and natural sand were studied as functions of modulus of elasticity and drying shrinkage of the original concretes from which the recycled aggregates were derived.

A review of recycled aggregate in concrete applications ...

Recycled concrete aggregate are intended for concrete with cement content higher than 150 kg/m3 and masonry aggregate can also be used in screed concrete and concrete with low cement content. 9.2.5.1 .

Strength and Durability Evaluation of Recycled Aggregate ...

Efforts to limit this practice and to encourage recycling of construction and demolition waste in different construction applications led to utilizing up to 10 % of the recycled aggregate in different construction applications (Marinkovic et al. 2010; Ministry of Natural Resources 2010; Naik and Moriconi 2005; European Aggregate Association 2010; Cement, Concrete, and Aggregates 2008; Tepordei 1999).

recycled aggregate concrete journals – Grinding Mill China

Recycled aggregate concrete as structural material DeepDyv. Read " Recycled aggregate concrete as structural material" on DeepDyve Instant access to the journals you need! » Learn More. Recycled construction and demolition concrete waste a. HBRC Journal . Volume 9, Issue 3, December 2013, Pages 193–200. Open Access.

Use of Recycled Concrete - Scholarlink Research

Use of Recycled Concrete Aggregates in Structural Concrete in Mauritius ... Recycled concrete aggregate (RCA) is generally produced by the crushing of concrete rubble, ... In addition, recycled Journal of Emerging Tre nds in Engineering and Applied Sciences (JE TEAS) 6(1): 71 - 81 ...

Recycled Concrete as Aggregate for Structural Concrete ...

2. Basic Properties of Concrete with Recycled Concrete Aggregate Based on available experimental evidence, the most important properties of recycled concrete aggregate (RCA) and concrete made with recycled aggregate (RAC) are briefly presented in this chapter. Recommendations for production of RAC are also presented.

Recycled Concrete—A Source for New Aggregate -

Products and Services / Standards & Publications / Journals / Cement, Concrete and Aggregates. ... It is indicated that the quality of recycled aggregate concrete will improve with the quality of recycled mortar or if the recycled material has a high aggregate-cement ratio. The recycled aggregate concrete showed somewhat better workability ...

Recycled Aggregate Concrete for Transportation ...

Five different concrete mixes were produced; three recycled aggregate concrete viz with 50%, 75% and 100% recycled aggregates with fly ash, and two natural aggregate concrete mixes with and without fly ash, respectively.

Use of RECYCLED AGGREGATES In CONCRETE- A Paradigm Shift

The extensive research on recycled concrete aggregate and recycled aggregate concrete (RAC) as started from year 1945 in various part of the world after second world war, but in a fragmented manner.

Effect of recycled concrete aggregates on strength and ...

Effect of recycled concrete aggregates on strength and stiffness gain of concrete and on bond strength of steel prestressing strand ... = compressive strength of natural aggregate concrete A = combined water absorption of RCA and natural aggre-gate in RCA concrete A NA

Recycled Topic - American Concrete Institute

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. Concrete debris is typically reclaimed as recycled aggregate (RCA). By recycling concrete, valuable landfill space and natural resources are preserved.

Effect of the Aggregate Size on Strength Properties of ...

Mixture proportion of recycled aggregate concrete is obtained by using recycled coarse aggregate as the same weight to replace the natural aggregate of the control concrete at 16.7%, 33.3%, 50%, 66.7%, and 100%.