Properties of recycled aggregate concrete designed with equivalent mortar volume mix design

J Kim - Construction and Building Materials, 2021 - Elsevier
Due to the adhered mortar attached to recycled aggregate, the volume of mortar in recycled
aggregate concrete is larger than that of natural aggregate concrete, while the volume of …

[HTML][HTML] Role of coarse recycled aggregate in concrete beams

NA Abdulla - Next Materials, 2024 - Elsevier
In the last few decades, considerable research effort has been spent on understanding the
performance of concrete specimens incorporating recycled aggregate. Several studies have …

Multicriteria optimization of natural and recycled aggregate concrete for structural use

N Tošić, S Marinković, T Dašić, M Stanić - Journal of cleaner production, 2015 - Elsevier
Recycling of concrete waste to produce recycled concrete aggregates (RCA) and its use in
the production of structural concrete is the way towards reducing the depletion of natural …

Behavior of reinforced concrete beams with recycled concrete coarse aggregates

AM Knaack, YC Kurama - Journal of Structural Engineering, 2015 - ascelibrary.org
This paper investigates the flexural and shear behavior of reinforced concrete beams that
use recycled concrete aggregates (RCA) as replacement for coarse natural aggregates (eg …

Shear behaviour of recycled aggregate concrete beams with and without shear reinforcement

IS Ignjatović, SB Marinković, N Tošić - Engineering Structures, 2017 - Elsevier
An experimental study of the shear behaviour of recycled aggregate concrete (RAC) beams
with and without shear reinforcement is presented. Nine full-scale simply supported beams …

Shear behaviour of composite beams with permanent UHPC formwork and high-strength steel rebar

P Zhang, F Xu, Y Liu, SA Sheikh - Construction and Building Materials, 2022 - Elsevier
This study investigated the shear behaviour of ultrahigh-performance concrete (UHPC)-
normal concrete (NC) composite beams reinforced by high-strength rebar. In the proposed …

Shear behaviour of reinforced construction and demolition waste-based geopolymer concrete beams

A Aldemir, S Akduman, O Kocaer, R Aktepe… - Journal of Building …, 2022 - Elsevier
Geopolymer concrete (GPC) is a promising candidate to replace conventional concrete (CC)
as geopolymer concrete depends on alkali-activated binders instead of Portland cement …

Recycled aggregate concrete: Particle Packing Method (PPM) of mix design approach

S Pradhan, S Kumar, SV Barai - Construction and Building Materials, 2017 - Elsevier
A sustainable and eco-friendly approach is essential for the construction industry, as it is one
of the major sectors responsible for the depletion of the natural resources and the …

Toward a codified design of recycled aggregate concrete structures: Background for the new fib Model Code 2020 and Eurocode 2

N Tošić, JM Torrenti, T Sedran… - Structural Concrete, 2021 - Wiley Online Library
The use of recycled aggregate (RA) to produce recycled aggregate concrete (RAC) is a
proven way of decreasing the consumption of natural aggregate (NA) and the landfilling of …

[HTML][HTML] Predicting the contribution of recycled aggregate concrete to the shear capacity of beams without transverse reinforcement using artificial neural networks

A Ababneh, M Alhassan, M Abu-Haifa - Case Studies in Construction …, 2020 - Elsevier
Although many researchers have studied the shear and flexural behavior of recycled
aggregate concrete (RAC) beams, code provisions have not been modified yet to take RAC …