This study evaluates a sintered lightweight aggregate produced from a 70:30 mass ratio of loess-like loam to hydraulic ash from the Kyzylorda thermal power plant (TPP), with an external 50:50 TPP-ash–ground-rice-husk dusting mixture. Four dusti...
Cement production generates substantial carbon emissions through clinker calcination and fuel combustion. This study applies a sequentially coupled Time-Dependent Scenario–Carbon Accounting–Slacks-Based Measure Data Envelopment Analysis (...
Reliable evaluation of reinforced concrete (RC) beams strengthened in shear remains challenging because of the complex interaction between concrete properties, strengthening configuration, and material characteristics. This study presents a complemen...
Ultra-High-Performance Concrete (UHPC) offers excellent strength and durability but suffers from autogenous shrinkage due to its low water-to-binder ratio. Internal curing using superabsorbent polymers (SAPs) is a promising method for mitigating this...
This research aims to evaluate the effect of the binder:aggregate ratio on the physical, mechanical and durability properties of air lime mortars. The research focuses on analyzing the technical performance of lime mortars produced with five differen...
Rapid construction development increases the demand for raw materials and makes variations in their quality, including mixing-water quality, increasingly relevant to cementitious-material performance. This creates a need for assessment tools capable...
Self-compacting concrete (SCC) is widely used in reinforced concrete structures, yet its residual structural behaviour after fire exposure remains insufficiently understood, particularly under the combined effects of mixture composition, heating rate...
Recycled refractory brick aggregate (RRBA) offers a potential means of reducing natural-sand consumption while improving the post-heating performance of concrete. However, comparisons among previous studies are frequently affected by differences in a...
Crumb rubber (CR) modification offers a sustainable approach to improving asphalt performance while promoting the beneficial reuse of end-of-life tyres. This study evaluates the structural performance of CR-modified hot mix asphalt (HMA) under servic...
This study investigates expanded perlite production waste (EPPW), an under-valorized industrial by-product, as the main pozzolanic component of lime mortars at high replacement levels, aiming to reduce conventional binder demand. To this end, mortars...
This study investigates the depth-dependent crack-healing behavior of microbially induced calcium carbonate precipitation (MICP) using a novel transparent acrylic mold that enables non-destructive, real-time observation of precipitation across the cr...
Lateritic soils are widely used in tropical road infrastructure, yet their response to cement treatment depends strongly on the properties of the untreated material. This study examines three lateritic soils collected at Ndandut, Kafeng and Bantoum I...
This paper presents an experimental study of extrudable cob-based and hemp-based materials as an initial step toward their use in 3D printing. Cobcrete mixtures containing clay, sand, lime, straw, water, and selected additives and hempcrete mixtures...
Developing lightweight cementitious materials incorporating recycled constituents while maintaining appropriate functional performance requires a balance between density, mechanical resistance, durability-related properties, and thermal efficiency. T...
Shell limestone sawing generates large quantities of porous carbonate waste that is difficult to reuse because of its high water demand and variable fine-particle content. This study evaluates an industrial-scale route for converting this waste into...
Titanium–iron tailings (TITs) were incorporated into a high-performance cementitious matrix to investigate the curing-dependent evolution of mechanical properties, pore structure, microstructural characteristics, and CO2 mineralization behavior...
To promote the utilization of industrial solid waste in subgrade filling, this study investigated desulfurization ash foamed lightweight soil (DA-FLS) with a high ash content. Various binder proportions, target wet densities (600–1500 kg/m3) an...
Alkali-activated sugarcane bagasse ash (SCBA) is investigated as a low-carbon chemical stabilizer for quarry sludge (QS) as a preliminary step toward evaluating its potential relative to ordinary Portland cement-based stabilization. In this study, ex...
Quarry sludge (QS), a residue generated by the washing operations during the manufacture of aggregate materials used for mortar and concrete, is considered a local environmental threat for air, water, and different ecosystems. This study aimed to ass...
This study investigates the fire behaviour of hybrid fibre reinforced concrete (HFRC) incorporating steel fibres combined with coir, polypropylene (PP), ramie, and sisal fibres under the ISO 834 standard fire curve. Concrete specimens were exposed to...
Existing reinforced concrete buildings generally exhibit limited resistance in the failure limit state, primarily due to inadequate reinforcement detailing that does not satisfy modern seismic design requirements, whereas they show adequate resistanc...
A three-dimensional time-dependent finite element model is developed to investigate the short-term and long-term mechanical behavior of prestressed concrete beams subjected to combined freeze–thaw deterioration, tendon corrosion, and sustained...
Iron-ore tailings (IOT) were evaluated as a fine solid constituent in semi-dry alkali-activated paving mixtures containing electric arc furnace (EAF) steel slag. Seventeen unique mixture formulations were evaluated through 19 experimental batches, in...
Textile-reinforced mortar (TRM) systems are used to strengthen masonry, but their durability across aggressive environments is rarely evaluated within one consistent framework. This study integrates coordinated acidic, alkaline, and saline aging expe...
Chitin, a bio-based polymer derived from crustacean shells, has attracted growing interest as a sustainable additive for cementitious materials due to its biodegradability and reactive hydroxyl and acetamide functional groups. In this study, chitin e...
Ultra-high-performance concrete (UHPC) exhibits exceptional strength and durability but remains inherently brittle without fiber reinforcement. This study investigates the effects of steel fiber type, geometry, surface condition, and volume fraction...
Continuous carbon fiber composites have high strength-to-weight ratios, excellent corrosion resistance, and impressive durability. In civil engineering, continuous carbon fiber reinforcement is commonly employed in carbon fiber-reinforced polymer (CF...
This study investigates the mechanical and microstructural behavior of sisal fiber-reinforced cementitious and geopolymer mortars using a Design of Experiments (DoE) approach. The objective is to evaluate the combined influence of fiber content and m...
This study investigated sulfoaluminate cement grout intended for water-rich tunnel applications and developed machine-learning models for predicting its fresh-state properties. The experimental programme included a 31-mixture base series varying the...
Growing demand for sustainable construction materials has increased interest in industrial by-products as replacements for conventional aggregates. This study develops eco-friendly lightweight concrete (LWC) using cinder as a complete replacement for...
Anchors constructed in water-rich sandy-pebble strata require grout systems that can maintain material continuity and transfer tensile force effectively before groundwater-related disturbance weakens the borehole interface. This study investigated a...
The growing demand for sustainable construction materials has intensified research on eco-efficient lightweight artificial aggregates (LWAs). This study evaluates the feasibility of producing LWAs with potential structural applicability from smectite...
Engineered cementitious composites (ECC) are primarily designed to enhance ductility, achieving strain-hardening behavior and controlled micro-cracking. Key constituents typically include cement, fine aggregates, fly ash, and polymeric fibers. This s...
The mechanical compaction required for conventional warm mix asphalt (WMA) can be difficult to achieve in confined areas and during local bituminous pavement repairs. In this study, a self-compacting warm mix asphalt (SC-WMA) was developed without ex...
The management of sludge generated during drinking water treatment poses an environmental challenge due to the large volumes produced and the associated disposal costs. This study evaluates the potential use of sludge from the El Bosque Drinking Wate...
This state-of-the-art review critically evaluates shotcrete for concrete rehabilitation using an application-based framework covering buildings, bridges, tunnels and underground works, hydraulic and marine structures, and industrial facilities. The r...
In the context of the urgent need for decarbonization in the construction sector, glued laminated bamboo (GLB) has emerged as a renewable structural alternative, yet the effect of adhesive chemistry on its performance remains poorly isolated from oth...
Three-dimensional concrete printing (3DPC) offers geometric versatility for fabricating complex artificial coral reef structures; however, how regional differences in binder composition affect mechanical anisotropy, water absorption, and alkali leach...
High-early-strength concretes are increasingly used for pavement repairs requiring a rapid return to service across a range of climatic conditions. This study evaluated two high-early-strength concrete mixtures containing polymer-modified belitic cal...
Accurate determination of mixing and compaction temperatures is essential for producing durable asphalt pavements while minimizing energy consumption and binder aging. Conventional temperature selection is based on asphalt binder viscosity, which doe...
The environmental and land management issues associated with disposal of large quantity of pond ash (PA) from coal-fired thermal power plants are substantial, necessitating sustainable reuse strategies. The aim of this study is to investigate the per...
Stress corrosion cracking (SCC) of prestressing steel threatens prestressed concrete structures with sudden, brittle failure and minimal visible warning. While mechanical stress, localized corrosion, and hydrogen uptake are recognized drivers, the me...
This study evaluates basalt fiber-reinforced rubberized concrete for building envelopes in Jordan’s hot, dry climate. Two mixes with 6% rubber and 0.5% basalt fibers (M1) or 0.8% basalt fibers (M2) were compared with a reference. Rubber reduced...
Machine learning (ML) models for alkali-activated concrete (AAC) are almost universally evaluated with random train–test splits, yet the literature-compiled datasets are strongly clustered by source study, and the reliability of such evaluation...
Accurate prediction of concrete mechanical and deformation behavior remains one of the major challenges in materials engineering and science. This study presents results from structural and finite element (FE) modeling, providing a prediction of the...
Concrete is the most used construction material, but its long-term performance depends on durability. Although fly ash has been used as a supplementary cementitious material, the effects of its mechanical activation on the concrete durability require...
The durability of alkali-activated materials (AAMs) in acidic environments is a key factor governing their suitability as sustainable alternatives to ordinary Portland cement (OPC). This study investigates the acid resistance of fly ash–slag al...
In most African countries, supplementary cementitious materials (SCMs), such as silica fume, slag, and fly ash, are scarce, creating a need for alternative low-clinker cement that utilises locally abundant resources. Given the limited availability of...
Despite the shift toward cleaner energy, coal-fired power plants remain a significant source of global energy, generating excess fly ash that accumulates in large stockpiles—often persisting for decades even after the plants are decommissioned....
This study evaluates a wet-activated multicomponent organomineral modifier for sustainable concrete. The modifier was produced by co-grinding Portland cement and rice husk ash (RHA) in the presence of Sika® ViscoCrete®-20HE and was subsequent...
