Results 11 to 20 of about 12,580 (148)

Comparative study on durability of concrete using recycled and natural aggregate [PDF]

open access: yesE3S Web of Conferences, 2023
This research provides insight of experimental study on performance of concrete produced from natural and recycled aggregates. The strength of recycled aggregate concrete and its durability is still questionable as compared to the concrete with natural ...
Kumar Kamlesh, Kumar Pankaj
doaj   +1 more source

Mechanical characterization of recycled concrete under various aggregate replacement scenarios

open access: yesCleaner Engineering and Technology, 2022
Due to limited availability of concrete sources, recycled concrete is gaining more attention. Virtually all studies on recycled concrete have focused on independent use of recycled aggregates.
K.C. Sajan   +3 more
doaj   +1 more source

Physical and mechanical properties of construction and demolition waste

open access: yesMagazine of Civil Engineering, 2021
Construction and demolition waste is produced every day around the world posing a great disposal problem. Thus, the idea of using wastes in different forms appears to be an effective approach to waste disposal. The various materials that can be reclaimed
Manchikanti Srinivas   +1 more
doaj   +1 more source

Effect of fine recycled aggregates on the properties of non-cement blended materials [PDF]

open access: yesMATEC Web of Conferences, 2020
In this study, the different proportions of co-fired fly ash and ground granulated blast-furnace slag were used to fully replace the cement as non-cement blended materials in a fixed water-cement ratio.
Lin Wei-Ting   +3 more
doaj   +1 more source

Effect of Aggregate Size on Recycled Aggregate Concrete under Equivalent Mortar Volume Mix Design

open access: yesApplied Sciences, 2021
In this paper, the effect of the original aggregate size of the recycled aggregate on the mechanical properties of the recycled aggregate concrete was evaluated.
Haneol Jang   +2 more
doaj   +1 more source

Improvement mechanism of recycled concrete using C-S-H type accelerator and modifying recycled aggregate by carbonation technology

open access: yesActa Polytechnica CTU Proceedings, 2022
In Japan, there is concern that concrete blocks due to demolition will increase with the renewal of concrete structures. Although it has been used for roadbed materials as recycling, in recent years, aggregates are removed from the concrete mass by ...
Akari Shibuya   +2 more
doaj   +1 more source

Experimental investigation on the influence of induction furnace slag on the fundamental and durability properties of virgin and recycled brick aggregate concrete

open access: yesResults in Engineering, 2023
Concrete produced by brick/recycled brick aggregates exhibit lower mechanical and durability properties in comparison to concrete produced by conventional stone aggregates due to high water absorption, low strength and density of brick/recycled brick ...
Sushanta Roy, PhD   +3 more
doaj   +1 more source

Recycled Aggregates (Recycled Sand) From High-Performance Concrete, Mechanical Strength Study

open access: yesWasit Journal of Engineering Sciences, 2022
High Performance Concrete (HPB) is an innovative concrete that finds its place in modern constructions. New techniques for formulating and designing high-performance concrete have improved durability and achieved outstanding mechanical properties ...
Zohra RENNAK
doaj   +1 more source

Effects on Compressive and Tensile Strength of Concrete by Replacement of Natural Aggregates with various Percentages of Recycled Aggregates

open access: yesMehran University Research Journal of Engineering and Technology, 2022
Recycled aggregate concrete is required owing to environmental conservation and actual consumption of resources. In the construction industry, for the manufacturing of concrete the demand for replacement of ordinary aggregates by recycled aggregates has ...
Sadaf Noshin   +4 more
doaj   +1 more source

Mechanical Performance of Concrete Made with Recycled Aggregates from Concrete Pavements

open access: yesAdvances in Materials Science and Engineering, 2020
This research aims at analysing the mechanical performance of concrete with recycled aggregates from concrete pavements. First, the characteristics of various natural and recycled aggregates used in the concrete were thoroughly analysed.
Yancong Zhang, Lingling Gao, Wei Bian
doaj   +1 more source

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