Thermal and residual mechanical profile of recycled aggregate concrete prepared with carbonated concrete aggregates after exposure to elevated temperatures
Sign Up to like & getrecommendations! Published in 2018 at "Fire and Materials"
DOI: 10.1002/fam.2465
Abstract: Summary Thermal and residual mechanical performance of recycled aggregate concrete (RAC) prepared with recycled concrete aggregates (RCAs) after exposure to high temperatures has so far received less attention than that of conventional concrete prepared with… read more here.
Keywords: residual mechanical; exposure; concrete; recycled aggregate ... See more keywords
Effect of fine recycled aggregate on the strength and durability properties of concrete modified through two-stage mixing approach
Sign Up to like & getrecommendations! Published in 2021 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-021-14420-5
Abstract: To overcome the scarcity of river sand and dumping of construction and demolition wastes, the fine recycled aggregate (FRA) collected from C&D wastes is being utilized as a replacement to river sand. Many earlier studies… read more here.
Keywords: strength; mixing approach; recycled aggregate; fine recycled ... See more keywords
Stabilization characteristics of metal ions in marine-contaminated sediments by recycled aggregate
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Soils and Sediments"
DOI: 10.1007/s11368-016-1647-3
Abstract: PurposeRecycling and reusing of recycled aggregate (RA) is a significant contribution to environmental conservation for sustainable development. However, the recycling of RA is mainly limited to the use of road construction in low-specification applications. In… read more here.
Keywords: marine contaminated; stabilization; contaminated sediment; contaminated sediments ... See more keywords
Experimental Study on Bond Behavior between Section Steel and RAC under Full Replacement Ratio
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DOI: 10.1007/s12205-019-0702-1
Abstract: Nine specimens of steel reinforced recycled concrete are designed to explore the effect of four factors as the cover thickness of section steel, the embedded length of section steel, the recycled aggregate concrete strength, and… read more here.
Keywords: steel; section steel; aggregate concrete; bond ... See more keywords
Effect of Molasses and Water–Cement Ratio on Properties of Recycled Aggregate Concrete
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-019-04117-w
Abstract: Despite recycled aggregate concrete (RAC) presenting economic and environmental benefits, it has inferior fresh and hardened state properties. Recycled coarse aggregates (RCA) obtained from demolished concrete demand more water to satisfy their absorption capacity than… read more here.
Keywords: properties recycled; water; cement; recycled aggregate ... See more keywords
Flexural Capacity of Reinforced Recycled Aggregate Concrete Columns Under Seismic Loading: Database and a Simplified Model
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DOI: 10.1007/s40999-019-00477-4
Abstract: This paper proposes a simplified envelop curve model for evaluation of capacity curve of reinforced recycled aggregate concrete (RAC) columns subjected to seismic loads. A seismic research database containing 53 reinforced RAC columns was established… read more here.
Keywords: reinforced recycled; columns seismic; recycled aggregate; database ... See more keywords
Static and cyclic response of low-strength recycled aggregate concrete strengthened using fiber-reinforced polymer
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.10.002
Abstract: Abstract Concrete production using recycled aggregates (RAs) from construction and demolition waste is known to have a lower strength performance than natural aggregate concrete. Many studies have been carried out to improve the strength properties… read more here.
Keywords: fiber reinforced; aggregate concrete; strength; recycled aggregate ... See more keywords
Efficiency of GFRP bars and hoops in recycled aggregate concrete columns: Experimental and numerical study
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DOI: 10.1016/j.compstruct.2020.112986
Abstract: Abstract To develop a sustainable environment and to alleviate the problems of the large annual production of construction and demolition waste, the recycled aggregate concrete (RAC) has been used in the columns reinforced with glass… read more here.
Keywords: columns; concrete columns; aggregate concrete; gfrp bars ... See more keywords
Simulation of seismic behavior of square recycled aggregate concrete – filled steel tubular columns
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DOI: 10.1016/j.conbuildmat.2017.05.013
Abstract: Abstract Concrete-filled steel tubes can improve the mechanical behavior in terms of strength, stiffness, ductility and energy dissipation for the initial deficiencies of recycled aggregate concrete compared with natural aggregate concrete. The firsthand seismic performance… read more here.
Keywords: concrete filled; filled steel; concrete; recycled aggregate ... See more keywords
Triaxial compressive strength experiment study of recycled aggregate concrete after high temperatures
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DOI: 10.1016/j.conbuildmat.2017.08.101
Abstract: Abstract To study the triaxial compressive properties of recycled aggregate concrete (RAC) after high temperature, 100 Ф100 mm × 200 mm cylindrical RAC specimens with different replacement rate (0%, 30%, 70%, 100%) were fabricated to the conventional triaxial experiment… read more here.
Keywords: strength; high temperatures; triaxial compressive; recycled aggregate ... See more keywords
Crushing characteristics of a recycled aggregate from waste concrete
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DOI: 10.1016/j.conbuildmat.2017.11.036
Abstract: Abstract A single-particle crushing test was carried out for more than 170 recycled aggregates from waste concrete. Recycled aggregates were sieved into 30- and 40-mm particle size groups, mainly consisting of mortar with 2–10 natural… read more here.
Keywords: natural aggregates; waste concrete; natural aggregate; recycled aggregate ... See more keywords