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151 articles for “Concrete structures”
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Evaluating the behavior of Concrete after addition of stone dust to steel fiber reinforced concrete
Abstract: In contemporary construction practices, the utilization of concrete has become indispensable for various civil engineering projects worldwide. Concrete, augmented with both natural and artificial fibers, plays a crucial role in bearing compressive loads and efficiently transferring structural loads to the reinforcement and foundation. The current research delves into exploring the transformative effects of different mix designs, incorporating varying percentages of steel fibers, on the behavior of concrete. The study encompasses …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 12–19 Read article
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Service Life Enhancement: Exploring the Effects of Supplementary Cementitious Materials on RC Structures in Marine and Urban Contexts
Abstract: Reinforced concrete (RC) structures stand as the cornerstone of modern construction due to their cost-effectiveness and widespread availability. The most predeterminant factor for the deterioration of RC structure is due to the corrosion of reinforcement. This review paper comprehensively explores the occurrence and degradation mechanism of reinforced concrete (RC) structures when exposed to adverse environmental conditions, i.e., marine, or urban environments. Corrosion of reinforcement takes place when RC structures are …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 247–258 Read article
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Enhancing Compressive Strength and Durability through Optimization of Concrete Mixtures
Abstract: This research investigates how varying cement-aggregate ratio, water-cement ratio, and slump height affect the compressive strength of concrete mixtures. Through an analysis of 36 samples, each representing different combinations of these parameters, significant insights are gained into the optimization of concrete mix designs for construction applications. The study reveals that higher water-cement ratios tend to decrease compressive strength due to increased porosity in cured concrete. Conversely, higher cement-aggregate ratios generally …
Published in Journal of Geotechnical Engineering · Vol. 11, Issue 1, 2024 · pp. 1–12 Read article
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Behavior of R.C. Buildings with Steel Encased Elements Subjected to Impact Loads
Abstract: This study examines the resilience of steel-encased concrete column beams and frames against blast loads, a crucial concern in regions prone to terrorist threats or accidental explosions. An exhaustive literature review establishes the historical context and theoretical frameworks of blast-resistant design. The research employs finite element analysis (FEA) simulations to study the dynamic behavior of these structures under various blast scenarios, revealing insights into load distribution, deformation, and failure mechanisms. …
Published in Journal of Industrial Safety Engineering · Vol. 11, Issue 1, 2024 · pp. 20–36 Read article
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Mechanical Strength Prediction of Nano-Silica Concrete Composites Using Machine Learning Techniques
Abstract: Nano-silica, or nanosilica, refers to silicon dioxide nanoparticles, which are a kind of silica (SiO₂) with diameters that often fall below 100 nanometers. This nanomaterial has attracted considerable attention because of its distinctive characteristics and diverse array of uses, notably in augmenting the performance of materials such as concrete. The integration of nanoparticles with cementitious matrix in nano-silica concrete offers a viable approach to improving the mechanical characteristics and longevity …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 963–973 Read article
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Removal of Chloride from Ground Water Using Natural Adsorbent: Water Hyacinth
Abstract: Groundwater contaminants in rural areas often include chlorides and hardness. Nowadays, due to water scarcity, there is a need to utilize groundwater for construction purposes. According to IS 456:2000, the chloride content in water used for mixing and curing concrete must not exceed 2000 mg/l for plain concrete and 500 mg/l for reinforced concrete work. An excess amount of chloride in water causes the deterioration of structures. Concrete durability and …
Published in International Journal of Pollution: Prevention & Control · Vol. 2, Issue 1, 2024 · pp. 49–55 Read article
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Enhanced Durability and Performance of Reinforced Concrete Beams through CFRP Wrapping: An Experimental Investigation
Abstract: Globally, maintaining and repairing aging reinforced concrete structures poses a significant challenge for the construction industry. Numerous structures built before modern earthquake-resistant design codes lack adequate seismic resilience. Additionally, evolving service requirements often necessitate strengthening existing structures to handle increased loads. While past research explored the effectiveness of various Fiber Reinforced Polymer (FRP) wrappings under specific conditions, limited studies have comprehensively compared the performance of Carbon Fiber Reinforced Polymer (CFRP) …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 37–49 Read article
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Dynamic Analysis of Reinforced Tall Structural Systems Connected in Series
Abstract: In recent years, there has been a notable surge in the development of multi-tower connected structures. This architectural phenomenon encompasses the creation of interconnected high-rise buildings that feature shared elements like podiums, sky bridges, or other forms of physical connection. These structures are designed to create a cohesive and functional complex that offers a range of amenities and promotes a sense of community. Dynamic analysis of horizontally connected reinforced concrete …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 224–234 Read article
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Study the Impact of Corrosive Pollutants on Building Materials Corrosion
Abstract: Reinforced concrete structures (RCS) may be made more resistant to corrosion by using fiber reinforced polymers (FRP). One of the primary concerns with reinforced concrete constructions is corrosion. It causes disintegration in building material components by interactions with salts, acids, and alkalis. Both within and outside of reinforced properties, pollutants and effluents accelerate disbanding. When bio-waste and building materials come into contact, microorganisms and macro organisms, grow and emit acid …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 2, Issue 2, 2024 · pp. 20–29 Read article
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Wind and Earthquake Mitigation: The Impact of Dampers on Tall Structures
Abstract: This paper provides an in-depth examination of the effects of both earthquake and wind loading on high-rise buildings situated across various terrain categories and seismic zones. The research underscores the critical importance of accounting for lateral loads in the design of reinforced concrete structures, as this consideration is essential for maintaining structural stability and ensuring the safety of occupants. The study focuses on identifying the critical design loads for multistory …
Published in Journal of Structural Engineering and Management · Vol. 11, Issue 2, 2024 · pp. 75–83 Read article
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Revolutionizing Geopolymer Composites: Unveiling Intelligent Wall Facades and Precision PZT Sensors for Vibration Analysis
Abstract: Evaluating the mechanical performance and environmental benefits of geopolymer composites is imperative for sustainable alternatives in construction. This study presents an innovative circular PZT-based sensor that effectively captures transient vibrations within concrete structures, demonstrating its validity in comparison to standard surface-mounted accelerometers. The research also elucidates the influence of sensor orientation on capturing various vibrational modes of concrete. Furthermore, the embedded PZT sensors provide valuable insights into the evolving mechanical …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 59–73 Read article
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Enhanced Management of an Eco-Friendly Ready-Mix Concrete Batching Facility for Superior Concrete Production
Abstract: The construction industry plays a crucial role in the global economy. At the heart of this industry is concrete, a material that is essential for buildings. Ready-mix concrete (RMC) is becoming increasingly favored for its quick setting characteristics and high-quality performance. In India, the rising demand for RMC underscores the importance of strict quality management to mitigate potential structural risks. This study set out to explore how quality management is …
Published in Recent Trends in Civil Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 25–31 Read article
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Service Life Prediction of Concretes Incorporated with Fly Ash and Alccofine with respect to Chloride Ion Penetration
Abstract: Chloride-induced corrosion poses a significant threat to the degradation of reinforced concrete structures, especially in extreme environments such as marine and industrial exposure conditions, where the damage can be particularly severe. This study provides an experimental investigation utilizing three distinct water-binder ratios (0.3, 0.4, and 0.5) applied to three types of concrete mixtures: conventional concrete, concrete blended with 40% fly ash, and concrete blended with 40% fly ash and 2% …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 202–213 Read article
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Service Life Prediction of Concretes Incorporated with Ground Granulated Blast Furnace Slag and Icrete with respect to Chloride Ion Penetration
Abstract: The reduced service life of concrete structures in coastal or de-icing salt conditions is commonly attributed to corrosion generated by chloride. Therefore, extensive research is being conducted to estimate the time taken for threshold chloride ions to reach the reinforcement and break the protective layer, initiating the corrosive process. This study conducted an experimental investigation on controlled concrete, concrete incorporating 50% GGBS, and concrete incorporating both 50% GGBS and 2% …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 214–226 Read article
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Suitability of Stone Dust as an Alternative Aggregate in Asphalt Mixtures Using Rothfuch’s Method of Aggregate Combination
Abstract: The increase in pollution across the globe is one crucial area requiring mitigation. The bye product of quarries can pose great health and environmental risks. Construction industries in Nigeria heavily relies on conventional asphalt aggregate for construction of road pavements. This is one area of interest as mineral fillers and different aggregate gradations have a great effect on the mechanical property of asphalt concrete pavements. Stone dust is obtained from …
Published in International Journal of Environmental Noise and Pollution Control · Vol. 1, Issue 2, 2023 · pp. 1–8 Read article
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Exploring the Synergy of High Performance Composite Concrete Strength and Sustainable Construction Practice
Abstract: This research evaluates how the combination of industrial waste materials optimizes composite concrete structure strength and services the interests of sustainable construction development. This research examines two major environmental problems stemming from ordinary Portland cement clinker manufacturing and landfill accumulation of non-biodegradable porcelain waste. The research employed alccofine dosage of 16% as a supplementary cementitious material (SCM) with high pozzolanic activity to combat these problems. Processed porcelain waste aggregates filled …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 47–58 Read article
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Investigation on Structural Behavior of RC Beam-Column Joints: State-of-the-art
Abstract: Beam-column joints (BCJs) are critical structural elements in buildings, influencing overall structural performance and safety. This review paper presents a comprehensive analysis of findings of research showing concern about various aspects of BCJs, focusing on eccentricity effect, numerical investigation, joint behavior, shear strength, retrofitting strategies, and recent advances. Through experimental studies, numerical simulations, and analytical approaches, various studies have made significant progress in understanding BCJ response to various loading circumstances …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 40–68 Read article
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A Strategy for Safer and More Resilient Industrial Construction
Abstract: This study investigates the effects of incorporating steel and polypropylene fibers into high-performance concrete (HPC) to enhance its mechanical behavior and ensure greater safety in industrial structures. The research focuses on HPC mixtures of M30, M35, and M40 grades reinforced with a combination of steel fibers (SF) and polypropylene fibers (PPF). Steel fibers contribute to improved compressive and tensile strengths, while polypropylene fibers help control crack formation and dissipate energy …
Published in Journal of Industrial Safety Engineering · Vol. 12, Issue 3, 2025 · pp. 1–6 Read article
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Performance Based Seismic Evaluation of G+12 RCC Structures in Seismic Zone IV with and without Corner Shear Walls Considering Soil Types I, II, and III
Abstract: Seismic behavior of multi-storey buildings is significantly influenced by structural stiffness and supporting soil conditions. This study investigates the seismic response of a G+12 reinforced concrete building by comparing two structural configurations, namely buildings with shear walls and buildings without shear walls, under three soil conditions: Type I, Type II, and Type III soils. The analysis is carried out using the response spectrum method in accordance with IS 1893 (Part …
Published in Recent Trends in Civil Engineering & Technology · Vol. 16, Issue 2, 2026 Read article
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A Study of Composite Concrete Using Palm Oil Fuel Ash (POFA) as a Partial Replacement for Cement in Self Compacting Concrete
Abstract: Due to its flexibility at young ages and its capacity to be moulded into any necessary structural form and shape, concrete is the most commonly used construction material. For concrete to be workable and to have the necessary strength and durability, thorough compaction utilising vibration is typically necessary. Large numbers of voids are caused by inadequate concrete compaction affecting the structural strength and long-term toughness. Self-Compacting Concrete (SCC) offers a …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 76–86 Read article