Results 21 to 30 of about 55,635 (309)

Durability parameters of reinforced recycled aggregate concrete: Case study [PDF]

open access: yes, 2019
Recycled concrete aggregate (RA) from pavement demolition was used to make concrete. Ten concrete mixtures with different replacement percentages of RA (coarse and fine) were made.
Arredondo Rea, Susana Paola   +6 more
core   +2 more sources

Water absorption and drying shrinkage of recycled foamed aggregate concrete [PDF]

open access: yes, 2018
This paper presents some experimental results and discusses the used of recycled foamed aggregates as natural coarse aggregates replacement in producing concrete. The physical properties of recycled foamed aggregates concrete were investigated.
Chai, Teck Jung   +2 more
core   +1 more source

Effect of Composite Impregnation on Properties of Recycled Coarse Aggregate and Recycled Aggregate Concrete

open access: yesBuildings, 2022
To improve the properties of recycled aggregate concrete, single and composite impregnation treatments were carried out on recycled coarse aggregates with sodium silicate solution, silane slurry, and polyvinyl alcohol solution.
Chuheng Zhong   +5 more
doaj   +1 more source

Bond behavior of recycled coarse aggregate concrete with rebar after freeze–thaw cycles: Finite element nonlinear analysis

open access: yesNonlinear Engineering, 2022
In this article, the bond performance of recycled coarse aggregate concrete with rebar after freeze–thaw cycles is analyzed by the ABAQUS finite element method.
Su Wei, Sun Huibin, Wang Yiyun, Su Tian
doaj   +1 more source

Eurocode Design of Recycled Aggregate Concrete for Chloride Environments: Stochastic Modeling of Chloride Migration and Reliability-Based Calibration of Cover

open access: yesCrystals, 2021
Recycled aggregate concrete is a solution used to minimize the environmental impact of the concrete industry. Notwithstanding research worldwide validating structural applications of recycled aggregate concrete, specific design guidelines are lacking and
António Albuquerque   +2 more
doaj   +1 more source

The influence of curing conditions on the mechanical performance of concrete made with recycled concrete waste [PDF]

open access: yes, 2011
Research on the use of Construction and Demolition Waste (CDW) as recycled aggregate (in particular crushed concrete) for the production of new concrete has by now established the feasibility of this environmentally-friendly use of otherwise harmful ...
De Brito, Jorge   +2 more
core   +1 more source

Analysis and optimization of mechanical properties of recycled concrete based on aggregate characteristics

open access: yesScience and Engineering of Composite Materials, 2021
The most significant difference between recycled and natural concretes lies in aggregates. The performance of recycled coarse aggregates directly affects the characteristics of recycled concrete.
Bian Jiangwei   +4 more
doaj   +1 more source

The influence of recycled concrete aggregate on the properties of concrete

open access: yesMATEC Web of Conferences, 2018
Use of Recycled Coarse Aggregate (RCA) in concrete can be described in terms of environmental protection and economy. This paper deals with the mechanical properties of concrete compressive strength, splitting tensile strength, modulus of elasticity, and
Mohammed Nisreen   +2 more
doaj   +1 more source

Mechanical characterization of a new architectural concrete with glass-recycled aggregate [PDF]

open access: yes, 2019
Concrete is a material which is widely used in architecture, not only for structural purposes but also for architectural elements for its versatility and excellent performance.
Albareda Valls, Albert   +3 more
core   +2 more sources

Concrete manufacture with un-graded recycled aggregates [PDF]

open access: yes, 2009
Purpose – The purpose of this paper is to investigate whether concrete that includes un-graded recycled aggregates can be manufactured to a comparable strength to concrete manufactured from virgin aggregates.
Coventry, Kathryn   +2 more
core   +1 more source

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