Structural displacement time histories are essential for structural health monitoring, dynamic characterization, and condition assessment. Contact displacement sensors often require dedicated mounting or reference frames, limiting dense deployment, w...
Differences in reference wind conditions and loading formulations complicate comparisons among transmission-line wind-load standards. This study compares DL/T 5551-2018, ASCE Manual of Practice No. 74 (4th ed., 2020), EN 50341-1:2012, and IEC 60826:2...
The anchoring performance of anchor bolts is critical for preserving cliff carvings. To optimize reinforcement strategies, this study investigates the anchoring mechanisms and surrounding rock stability of the Chaoyang Rock carvings. A coupled FDM&nd...
Quantifying how transitions between successive seismic design codes affect structural resilience and fragility is essential for evaluating whether updated design provisions translate into measurable improvements in earthquake performance. This study...
Complex site conditions often impose constraints on the construction of cable-stayed bridges using the rotation construction method. To address this issue, a temporary stay cable-assisted closure-before-rotation method is proposed in this study. The...
A tuned mass damper (TMD) is the standard mitigation for the vortex-induced vibration of steel chimneys, yet it is sized on one low-order model and never checked at higher fidelity. We verify a TMD design for a 60 m steel chimney of 3 m diameter and...
This study investigated the effects of surrounding-rock strength and pile arrangement on the direct shear capacity of micropile groups. Forty-eight specimens representing three pile arrangements, four mortar grades (M5, M10, M15, and M25), and four r...
Buildings are major consumers of energy; therefore, making accurate thermal load predictions is essential for improving operational efficiency and annual planning. Although machine learning (ML) has enhanced predictive capabilities, most models remai...
Railway sleeper degradation is a major problem for track safety and maintenance planning, especially in real–world scenarios where ballast occlusion, variable lighting, and weather–induced surface changes make visual inspection difficult....
Masonry walls constructed of brick or block units have tended to suffer more serious damage when subjected to loads of both static and cyclic (such as an earthquake) nature as compared to other concrete or steel structures. Hence, the static and cycl...
This study investigates the behavior of unbonded post-tensioned two-way concrete slabs reinforced with either steel or FRP tendons. An initial comparison was conducted to evaluate the effect of different FRP tendon materials, including AFRP, GFRP, an...
This study optimized the mix proportions of ultra-high-toughness fly ash-based geopolymer composites (EGC) and investigated the effects of sub-elevated temperature curing on its tensile properties using dumbbell-shaped tensile tests, microstructural...
Frame-bridge jacking beneath an operating heavy-haul railway progressively transfers vertical support from the existing subgrade to the advancing bridge top slab. This project-specific numerical case study compares four representative support states,...
The increasing use of recycled tire rubber in construction products requires reliable methods for characterizing its internal structure, particularly porosity, which significantly affects material properties. In composite panels made from rubber gran...
A field-oriented, real-time implementation of the previously developed vision-based bridge weigh-in-motion (V-BWIM) framework is presented for vehicle-load monitoring under variable-speed and mixed-traffic conditions. Vehicle and wheel positions are...
The compressive strength of 3D-printed concrete (3DPC) varies with the loading direction, and the lowest-strength direction is not fixed across printing groups. Testing in a limited number of directions may miss the governing direction and bias the a...
The effective delivery of bio-functional agents into cracked concrete remains a critical challenge for achieving reliable microbially induced calcium carbonate precipitation (MICCP)-based self-healing. This study investigates a hydrogel-assisted deli...
Background and Objective: The deterioration process of infrastructure is increasingly modeled to include sudden extreme risks (jump phenomena) that lead to sudden collapses. Mathematically formulating these non-continuous transitions as partial integ...
In the construction industry, there is a growing demand for materials with mechanical properties that surpass those of conventional options. Polymer concrete, composed of polymer resins and mineral aggregates, exhibits superior mechanical performance...
This paper proposes a data-driven strategy leveraging the XGBoost (Extreme Gradient Boosting) algorithm to accurately predict the required reinforcement and the deflection of reinforced concrete (RC) slabs in real-world high-rise buildings. To achiev...
In Southwest China’s mountainous areas, subgrade slopes are prone to strain softening and progressive failure under rainfall conditions. To clarify the failure mechanism and evaluate slope stability, this study adopts the displacement-isosurfac...
Continuous rigid-frame bridges with standardized spans are increasingly favored in high-speed railway networks owing to their stable structural mechanics and economical lifecycle maintenance. Despite their widespread adoption, comprehensive quantitat...
To achieve proactive preventive maintenance of green and low-carbon infrastructure, this study systematically investigated the long-term durability and resistance degradation of prefabricated recycled aggregate concrete (RAC) bridge components. A 80-...
This research evaluates the seismic resilience of lifeline bridge columns in Vancouver, British Columbia, by comparing traditional reinforced concrete (RC) columns with an equivalent circular concrete-encased steel (CES) system. Designed to meet the...
Expansive mudstone tunnels often suffer long-term convergence and support damage because excavation-induced unloading is coupled with water-induced swelling. This study proposes a particle flow modeling framework for expansive mudstone tunnels by lin...
Long-span road–rail steel truss bridges require support-level vibration mitigation without compromising bridge serviceability, train-running safety and comfort, or environmental vibration control. This entirely numerical study establishes coord...
Infrastructure systems play a critical role in shaping environmental performance, economic investment, and social well-being. Infrastructure systems are responsible for nearly 60% of global greenhouse gas (GHG) emissions. Pavement construction and ma...
This study evaluates waste-derived used motor oil (UMO) as a softening and viscoelastic rebalancing agent for a sustainable asphalt binder incorporating guayule resin and crumb rubber modifier (CRM). ARG75(20):25 contained 75% asphalt rubber (20% CRM...
Coplanar capacitance detection exhibits remarkable advantages in the detection of road texture in asphalt layers, including high sensitivity and minimal environmental constraints. However, the inherent performance contradiction between signal strengt...
The global construction industry is increasingly seeking sustainable alternatives to conventional structural materials to reduce environmental impacts and support circular economy goals. This review examines bio-based construction materials from a st...
Climate change has been associated with an increasing occurrence of extreme wind phenomena, including hurricanes, tornadoes, and downbursts, with noticeable rises in both their frequency and severity. These events have heightened concerns regarding t...
Understanding the non-linear dynamic interaction between tracks and bridge structures is essential for maintaining the safety of continuous rigid-frame bridges. To accurately capture these beam–rail interactions, this study develops a detailed...
This article thoroughly documents the focus, long-term monitoring, and survey of the condition of a unique early Gothic wooden ceiling from the 13th century in Zvíkov Castle in the Czech Republic. Through long-term monitoring of climatic param...
The tuned mass damper (TMD) exhibits good performance in suppressing wind-induced vibrations of high-rise structures. However, a single TMD has a limited control bandwidth and poor robustness. The multiple-pendulum tuned mass damper (MPTMD) offers ad...
The aging of social infrastructure, intensively constructed during periods of rapid economic growth, is a pressing challenge facing modern society. Conventional infrastructure asset management has disproportionately emphasized a “managerial fin...
Outrigger systems incorporating buckling-restrained braces (BRBs) can improve the seismic performance and resilience of tall buildings by combining lateral stiffness enhancement with supplemental energy dissipation. However, determining the effective...
Microencapsulated phase change material (MPCM) can be used in place of sand in mortar to obtain phase change construction materials; however, this will degrade the mortar’s mechanical qualities. To address this challenge, a novel synergistic ap...
The Federal Institute of Material Research and Testing has performed many impact tests, from very small laboratory tests to very big “free-field” tests with heavy containers on stiff foundations. The first measurements have been done on a...
The present study investigates the application of conventional and ensemble machine learning models for slope stability prediction, which is essential for landslide risk reduction and sustainable infrastructure management. A database containing 627 s...
The decarbonization of the Architecture, Engineering, Construction, and Operation (AECO) sector has increased the need to incorporate carbon metrics into design decision-making. This article presents a Systematic Literature Review (SLR), based on the...
This study presents the nonlinear seismic analysis of a large-scale suspension bridge under multiple sequential earthquake records. A detailed 3D finite element model is developed in SAP2000, incorporating CFST pylons, a composite deck, and a main ca...
High rock temperature (HRT) and its associated thermal hazards, alongside secondary mechanical risks such as swelling pressures induced in clay layers, pose severe threats to the construction safety of deep-buried tunnels. This study aims to quantita...
Localized water infiltration in rock masses can significantly compromise the stability of foundations and underground structures. Conventional assessments often rely on average water content, while overlooking the spatial heterogeneity of water distr...
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Hemp–lime composites are bio-based building materials with carbon sequestration potential, yet their properties exhibit significant variability depending on manufacturing variables, and standardized production guidelines remain lacking. This st...
Fault-crossing ground motions, characterized by velocity pulses, permanent fault dis-placement, and non-uniform support excitation associated with fault rupture, may significantly affect the seismic performance of siphon bridges crossing active fault...
Factors such as asset aging, climate change affecting hydrological events, and the growing demand in electricity are placing huge pressure on hydroelectric infrastructure—in particular, hydroelectric dams, whose most important and critical comp...
The aim of this research was to evaluate the efficacy of water-soluble epoxy resin (ER) in regard to stabilising clay soils, specifically for the design of column-type reinforcement in soft ground. An extensive laboratory program was conducted to ass...
In various countries, the shear-strength design formulas for reinforced concrete beam–column joints are primarily constructed based on concrete strength, and the influence of the main bars of the beam is not explicitly reflected in these expres...
Traditional road geometric design is based on assumptions regarding human perception and reaction, which directly influences Stopping Sight Distance (SSD) and the associated design parameters of vertical curves. Under a future scenario of full autono...
