Results 21 to 30 of about 154,035 (358)

Application of Recycled Coarse Aggregate in Steel Tubular Members [PDF]

open access: yesNature Environment and Pollution Technology, 2020
Recycled aggregate from the demolition of buildings provides a sustainable solution in reducing the space required for dumping demolished waste as landfill and also reduces the consumption of natural aggregate.
Gajalakshmi Pandulu, Revathy Jayaseelan , Mohana Priya
doaj   +1 more source

Improving recycled aggregate concrete by compression casting and nano-silica

open access: yesNanotechnology Reviews, 2022
Improving and reusing recycled aggregate concrete (RAC) is an ideal approach to develop sustainability in the construction industry. In this article, a newly proposed physical compression casting method was used in combination with a treatment of nano ...
Z. Liang   +6 more
semanticscholar   +1 more source

Influence of Elevated Temperatures on the Mechanical Performance of Sustainable-Fiber-Reinforced Recycled Aggregate Concrete: A Review

open access: yesBuildings, 2022
In recent times, the applications of fiber-reinforced recycled aggregate concrete (FRAC) in practical engineering have gained greater popularity due to its superior mechanical strength and fracture properties.
Wisal Ahmed, C. Lim, Arslan Akbar
semanticscholar   +1 more source

Efeito da pré-molhagem do agregado nas propriedades das argamassas com agregado reciclado deconcreto e agregado leve [PDF]

open access: yes, 2019
This paper examines the suitability of partially replacing natural aggregate, sand, (NA) with recycled concrete aggregate (RCA) or lightweight aggregate (LWA) in mortars, under the hypothesis that pre-wetting aggregates would produce improvement in ...
Aponte Hernández, Diego Fernando   +3 more
core   +4 more sources

Influence of Incorporating Construction Building Demolition as Recycled Aggregate on Concrete Behavior [PDF]

open access: yesEngineering and Technology Journal, 2016
Because of increasing waste production and public concerns about the environment, it is desirable to recycle materials from construction and building demolition. This study aimed to find a technique for producing recycled aggregate concrete obtained from
Shatha Sadiq Hussen
doaj   +1 more source

Strength Development and Durability of Concrete Containing Recycled Roof Tile Aggregate

open access: yesRecycling, 2019
The use of recycled aggregate in new concrete has often been limited due to concerns over their quality and structural performance. This research aims to investigate the physical properties of recycled roof tile aggregate and its suitability for concrete
Alhagie Bakary Ceesay, Shingo Miyazawa
doaj   +1 more source

Influence of Type and Replacement Level of Recycled Aggregates on Concrete Properties. [PDF]

open access: yes, 2008
yesTest results of nine recycled aggregate concretes and a control concrete using only natural aggregates are reported. The recycled aggregates used were classified into three different types according to their measured specific gravity and water ...
Ashour, Ashraf F.   +2 more
core   +1 more source

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

Impact of Rice Husk Ash on the Mechanical Characteristics and Freeze–Thaw Resistance of Recycled Aggregate Concrete

open access: yesApplied Sciences, 2022
With the accelerating growth of infrastructure construction, carbon emission and environmental pollution problems have become increasingly severe. In order to promote the sustainable development of the construction industry, using rice husk ash (RHA) in ...
Wei Zhang, Huawei Liu, Chao Liu
semanticscholar   +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

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