Articles tagged with Construction Engineering
Vikas Khanna, a leading sustainability scholar, has been appointed Chair of Civil and Environmental Engineering at Pitt. He will focus on integrating AI into curricula, developing public health and computing graduate pathways, and strengthening research in water, environment, and public health. Khanna has a strong track record of resea...
Researchers have created a recipe for 3D printing houses on Mars using Martian rocks, gelatin, and yeast. The resulting living building material is strong and can be broken down, recycled, and reused, making it a promising solution for low-energy construction and a circular economy on the Red Planet.
The Urban Mining Screener tool helps assess the potential resources within existing buildings, enabling recycling, reuse, and more accurate planning of building material flows. By analyzing geodata and building archetypes, the tool estimates materials used in buildings, providing valuable information for demolition contractors, manufac...
Researchers at the University of Bath found that straw could provide a sustainable solution to meet the UK's housing targets, reducing emissions and storing carbon. The study suggests that scaling up straw construction could store between 1.8 and 3.1 million tonnes of carbon dioxide every year.
A €8 million Horizon Europe grant will fund a project to develop practical tools and a transferable framework for creating sustainable neighborhoods. The Regenerative Neighbourhood Design Tool will help communities play a more active role in planning decisions, using immersive AR and VR tools to model and evaluate designs.
Researchers develop field-calibrated design correlations for large-diameter bored piles in layered ground, improving reliability in shaft resistance prediction. The study evaluates shaft resistance layer by layer, delivering crucial insights for detailed foundation design in soil-rock transition environments.
The Railway and Infrastructure Laboratory (RaIL) at Graz University of Technology allows for realistic testing of complete track systems, investigating load-bearing capacity and durability. This enables research into track structure interactions and the effects of environmental conditions on durability.
Researchers developed a multi-scale monitoring framework to detect ground settlement in urban metro corridors. The framework integrates InSAR, laser scanning, and ground penetrating radar to provide a comprehensive assessment of settlement and its underlying causes.
A new UCLA-led study finds that concrete's natural absorption of carbon dioxide is too slow and small to meaningfully offset the emissions released when cement is made. Researchers argue that the industry should prioritize active technological measures to reduce emissions, including reducing cement use and adopting alternative fuels.
A new study estimates that decommissioning subsea oil and gas pipelines could release 4.5 to 500 tonnes of microplastics into the North Sea each year. The research highlights the potential environmental risks of legacy plastics and recommends integrating environmental consequences into decommissioning decision-making.
Researchers developed an automated computer vision system to monitor long-term bridge damage using routine drone inspections. The framework enables the tracking of structural damage progression and measurement of severity, with a maximum error rate of 4.61% compared to manual measurements.
A University of Houston professor is using artificial intelligence to connect roadway crash data, identifying pavement conditions associated with elevated crash risk. The study assesses pavement structure, surface condition, road geometry and crash records, helping transportation agencies select candidate pavement-safety projects.
Researchers have developed pressurized sand dampers that can withstand extreme temperatures and provide a cost-effective solution for structures. These dampers can be replaced or repaired quickly, reducing economic losses from vibrations in high-rise buildings.
A EU research project has found that reducing average living space per person can lead to significant CO2 emission reductions in the European building sector. By minimizing living spaces, emissions can be reduced by up to 90%, meeting the EU's 2.0-degree climate target by 2050.
Researchers develop a comprehensive framework to predict drilling instability in backfilled ground, considering strength differences and asymmetry. The proposed design criterion aims to reduce inclined drilling deviations by at least 10 millimeters per meter of depth.
The partnership aims to bridge the gap between university learning and real-world practice, equipping students with in-demand digital skills. Through the Octave NextGen Builders Program, students will gain practical experience using professional tools used across industry projects.
A new design framework for bored piles in weathered sedimentary rocks enables more reliable foundation designs. The study analyzed 20 instrumented load tests, adjusting intact rock strength to account for weathering, revealing clearer differences between siltstone and sandstone.
A new winged composite pile system can enhance uplift resistance while reusing excavated soil, reducing off-site transport and minimizing waste. The study found that the optimal wing diameter varies with pile length, and shaft diameter has little effect on uplift resistance.
A team of researchers at Penn State developed a new design approach to reduce the cost of ultra-high-performance concrete (UHPC) by optimizing metallic fibers, which currently make up 70% of the material's price. The new design can help produce stronger and more environmentally friendly concrete while reducing costs.
MIT researchers developed a framework that allows users to apply constraints to algorithmically generated structures, making them more buildable. The approach has the potential to reduce carbon emissions in construction by up to 90% by designing structures with multiple materials and taking into account materials' properties.
A University of Houston engineering professor developed a mathematical model to help decision-makers decide where to spend limited dollars on infrastructure resilience. The model accounts for real-world uncertainty and identifies critical assets to invest in, providing the greatest benefit before disaster strikes.
Aalto University researchers have developed a simple calculation method to predict the load-bearing capacity of non-straight and organically shaped roundwood logs used as columns. This study aims to reduce material wastage and promote the use of overlooked materials in construction.
A new study transforms spent coffee grounds into a high-performance, biodegradable thermal insulation material with potential applications in buildings and packaging. The material achieved comparable thermal conductivity to commercial expanded polystyrene and showed biodegradability under enzyme treatment.
Researchers at Texas A&M University are designing how humans will build and survive on the moon, focusing on sustainable construction using lunar regolith. The institution's efforts aim to reduce costs associated with shipping materials to the moon, making it possible to produce rocket propellant locally.
A team from Graz University of Technology has developed a prefabricated brick wall system that can be dismantled and re-used without being destroyed. The system reduces CO2 emissions by up to 60% compared to conventional construction methods, offering significant environmental benefits.
Researchers found two distinct growth patterns in river deltas, uniform and composite, which can help engineers estimate land build-up based on channel length. This insight will aid coastal restoration and flood protection efforts by directing limited resources to areas where they can make the most impact.
Researchers propose using basalt to produce cement, reducing CO2 emissions by over 80% and energy needs by less than 60%. This switch could improve industrial production efficiency and even provide feedstock for steel and aluminum production.
A new type of concrete made from sugarcane waste shows improved mechanical performance and reduced carbon emissions. The study finds that replacing fly ash with sugarcane bagasse ash improves compressive strength by 41% and reduces CO2 emissions by 25-30%.
Researchers at the University of Houston have developed an AI-driven framework to extract and analyze historical flood insurance maps, uncovering significant changes in flood hazard areas. The study reveals that flood risks have expanded in two areas and reduced in one, with critical consequences for resilience and exposure.
A University of Kansas engineer is conducting research on outdated manufactured housing wind-safety codes, which have remained unchanged since 1994. The study uses a hurricane simulator to test the structural response and failure points of manufactured homes under varying wind conditions.
Researchers developed a biodegradable composite made from spent coffee grounds and natural polymer, offering strong thermal insulation while being environmentally sustainable. The new material has a thermal conductivity comparable to commercial expanded polystyrene and is fully derived from renewable resources.
The new framework groups stations with similar hydrological behavior, reducing computational cost while maintaining high predictive accuracy. This approach enables scalable, data-efficient AI systems for water level forecasting, supporting flood early-warning systems, optimized reservoir and irrigation management, and improved decision...
Wavelogix, a concrete sensor manufacturer, has received a $500,000 grant from the National Science Foundation to refine and scale its Rebel concrete strength sensing system. The system enables faster, data-driven decisions through real-time concrete strength monitoring.
A leading climate-resilience architecture academic, Professor Susan Roaf, warns that modern buildings are not designed to cope with the impending realities of the 2030's and 2040's climates. This poses health risks and pressure on services. Roaf advocates for mixed-mode buildings that harness local energy and natural ventilation to mit...
Researchers are developing sustainable alternative cements that can bind CO₂ permanently, making concrete a climate-friendly material. By using CO₂ from industrial exhaust gases, these new cements can reduce emissions and create a carbon sink.
Researchers have developed a new framework to detect possible damage in concealed cold-formed steel construction framing materials, utilizing ground-penetrating radar and artificial intelligence. The technology allows for rapid detection of damage, enabling inspectors to verify only flagged spots without removing walls or cladding.
Engineers at Purdue University have developed a patent-pending method to estimate the location, orientation, and radius of underground utility pipes using ground-penetrating radar. This innovation could help prevent hazardous strikes during construction projects, reducing financial losses and service disruptions.
University of Pittsburgh engineers develop predictive models for longitudinal cracking on concrete pavements to improve road performance and reduce repairs. The project aims to create a nationwide infrastructure solution by pinpointing root causes and developing mechanistic-empirical models.
Researchers found that concrete slab size is the worst offender in terms of carbon emissions, with changing this feature alone able to save large amounts of emissions. Optimize design decisions such as floor thickness, building materials, and construction culture to reduce pollution.
A new study proposes a framework for connecting AI risk prediction systems with scheduling platforms to detect emerging risks and adjust project plans before delays occur. This approach aims to close the gap between early warning and actionable response, enabling more resilient project delivery.
As climates become more extreme, traditional building designs are failing to keep people safe and comfortable. A new generation of architects is creating climate-ready buildings that can maintain comfortable temperatures independently from the grid, using local natural resources like sun, wind, and ground-sourced energy.
Researchers developed a winged composite pile foundation system to enhance wind resistance and utilize surplus excavated soil. The study found that larger expanded base wing diameters significantly increased uplift resistance, while soil density and surface characteristics of the steel components also played crucial roles.
MIT engineers have designed a 3D-printed floor truss system made from recycled plastic, which exceeds building standards set by the US Department of Housing and Urban Development. The printed flooring can hold over 4,000 pounds and weighs about 13 pounds per truss, making it a lighter alternative to traditional wood-based trusses.
A team of mechanical engineers has created a wood-based material that can store and release heat to make building temperatures more comfortable. The phase-change material reduces the need for air conditioning by harnessing excess heat from the environment.
A new framework developed by researchers at KTH Royal Institute of Technology enables builders to reuse structural elements confidently, extending the lifespan of used concrete by 50-100 years. The study's findings show that reusing concrete is one of the most effective ways to cut emissions and reduce waste in construction.
The University of Toronto Engineering researchers have created the first-ever tool to provide construction-related greenhouse gas emissions budgets for 1,000 cities globally. The open-source model helps cities navigate between the need for new housing and infrastructure and the need to keep global warming below two degrees. The model c...
A newly designed mechanophore, called DAANAC, was developed to provide early warning against mechanical failure while resisting heat and UV. It features a stable and fluorescent diarylacetonitrile radical coupled to an alkoxycarbonyl radical that quenches fluorescence.
MIT researchers analyzed a recently discovered Pompeii construction site to shed new light on ancient Roman concrete, which has endured for thousands of years. They found that hot-mixing was indeed used by the Romans, contradicting ancient texts and providing valuable insights into a material with self-healing properties.
A new study assesses various wall and floor types for their climate impact and acoustic performance, finding that timber outperforms standard steel studs in terms of climate friendliness. The research also highlights the importance of considering both acoustic comfort and environmental sustainability when designing buildings.
Researchers have developed a novel computational form-finding method that allows for the creation of complex, lattice-structured gridshells. This breakthrough method reduces computation cost by 98% and provides a standardized approach to designing attractive and robust gridshell structures.
Researchers at University of East London found that discarded seashells can be transformed into a low-carbon concrete ingredient, reducing carbon emissions by up to 36%. The study suggests a promising opportunity for industry to adopt sustainable cement alternatives.
Researchers develop a novel integrated data model that merges construction and geospatial information standards to manage bridges' 3D geometry data and maintenance records. This framework enables accurate damage location assessment, repair prioritization, and predictive maintenance, leading to improved infrastructure safety and longevity.
Researchers propose a novel approach to ensure uniform backfilling throughout borehole depth, addressing immediate safety concerns and long-term sustainability. The circulating mixing method improves process parameters and quality control through advanced numerical simulations.
Researchers warn of structural weakening in urban areas as a result of groundwater overexploitation, posing risks to millions of people. Satellite radar data reveals nearly 1.9 million people exposed to subsidence rates greater than 4 millimeters per year.
A new study published by Yonsei University reveals that air pollution is a significant contributor to workplace accidents, increasing the risk of accidents and fatalities by 2.6 times when PM2.5 concentrations double. The study estimates economic losses of up to $10 billion annually.
Researchers developed a non-destructive testing system using bubble wrap bursts, detecting objects within a 2% error margin without electricity or heavy equipment. The system harnesses the acoustic characteristics of bubble wrap bursts to identify internal obstructions in pipes.
The startup has assessed over 3,400 miles of Indiana roads using advanced computer vision algorithms to quickly and objectively assess pavement conditions. This platform provides actionable insights without requiring in-house data analysis expertise or costly hardware.
Build up Nepal's eco-brick technology reduces CO2 emissions and makes homes safer while cutting construction costs. The company will use the prize to scale up its innovative solution.
Engineers at RMIT University have developed cardboard-confined rammed earth, a novel building material that uses locally sourced materials and reduces waste going to landfill. The material boasts one quarter of the carbon footprint of concrete and can be made on-site using cardboard formwork.
Researchers have confirmed the existence of hidden motions in granular materials like soil and snow, which can control their movement. This discovery could help understand how landslides and avalanches work, as well as benefit industries such as construction and grain filling.