Buscar recursos académicos

The initial moisture condition of recycled concrete aggregates has a great influence on the fresh and hardened state of concrete. Water compensation is generally proposed with the aim of avoiding changes in the effective...

In the seismic design of reinforced concrete moment-resisting frame (RC MRF) structures equipped with steel damper columns (SDCs), design criteria should consider both peak responses (e.g., story drift) and cumulative re...

This paper presents an experimental investigation on the behavior of steel fiber reinforced concrete deep beams at elevated temperature. Twelve reinforced concrete deep beams were cast and tested. The beams were tested u...

This article considers the influence of local one-sided damage on the stress-strain state of a reinforced concrete beam. The research is aimed at analyzing changes in load-bearing capacity, deformations, and potential fa...

Subsea cables are critical infrastructure that are susceptible to damage from anchor drops, necessitating robust protection systems. This study evaluated the crashworthiness of a duct-type reinforced concrete protection ...

The present study focuses on proposing various statistical models, such as linear regression (LR), nonlinear regression (NLR), and artificial neural network (ANN), to forecast the compressive strength of environmentally ...

A crucial objective for mitigating the global environmental footprint of the construction sector is the imperative to develop sustainable and ecological concrete alternatives. This investigation presents a novel strategy...

This work describes the effect of biochar (BC) and lightweight expanded clay aggregate (LECA) on the engineering properties (compressive strength, density, porosity, water permeability and sound absorption), CO2 emission...

It is common to use Autoclaved Aerated Concrete (AAC) blocks in the construction of partition walls and infills because of their distinctive properties, including ease of work, energy conservation, and enhanced sustainab...

Transverse reinforcement with welded meshes is used in areas of significant compressive forces, usually in local places, where it is necessary to increase the strength of concrete in axial compression. In a calculated wa...

Abstract Utilization of industrial waste to produce geopolymer concrete is a good answer to minimize the carbon-dioxide( Co2) released from the traditional procedure of producing Ordinary Portland cement (OPC). This not ...

Interlocking concrete pavers (ICPs) require substantial cement consumption, resulting in considerable embodied carbon emissions, while the regional availability of conventional supplementary cementitious materials is bec...

The global shift towards sustainability has driven significant advancements in construction methodologies. Among these innovations, 3D Concrete Printing (3DCP) stands out as a transformative technology that employs gantr...

The article describes the methodology for experimental studies of an arch made of high-strength rapid-hardening concrete, presents the results of the studies in tabular form, and describes the mechanical characteristics ...

Abstract Accurate estimation of the shear capacity of steel fiber reinforced concrete (SFRC) beams without stirrups remains challenging because the response is governed by strongly coupled geometric, material, and reinfo...

Waste material, including glass, presents significant environmental challenges due to its non-biodegradable nature and low global recycling rates. Incorporating waste glass into concrete offers a sustainable solution, bu...

Concrete's strength and deformability can be enhanced by adding external lateral confinement. Several materials and confinement techniques have been investigated throughout the development of confined concrete, including...

Abstract Glass Fiber Reinforced Concrete (GFRC) is increasingly used in modern construction because of its improved strength, durability, and versatility. This review analyses data from several research papers to evaluat...

Red mud that is produced as a residue of alumina from bauxite ore through the Bayer process is undesirable or has potential environmental problems due to its large volume and high pH. Red mud was incorporated into the co...

Early carbonation curing is an effective approach to mitigate the environmental impacts of concrete. This is particularly valid when coupled with other strategies, such as substituting cement with alternative low-carbon ...

The sustainable utilization of post-consumer waste glass in concrete has emerged as a promising approach to reduce cement consumption, mitigate landfill disposal, and enhance material performance. However, most previous ...

Deep beams are an important element in infrastructure and offshore structures. This paper investigates the shear capacity of glass fiber reinforced polymer GFRP reinforced high-strength fibrous concrete deep beam. (12) s...

Portland cement production is a major contributor to global CO2 emissions, and the scarcity of natural river sand limits conventional concrete production. Despite increasing interest in geopolymer concrete (GPC), studies...

Abstract Concrete production’s environmental impact has driven the use of supplementary cementitious materials like sawdust ash (SDA) and admixtures such as Conplast to enhance sustainability and performance. This stud...