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Infrastructures, Volume 11, Issue 4

2026 April - 34 articles

Cover Story: Crumb rubber-modified asphalt concrete (CMAC) is gaining attention as a sustainable pavement material that enhances durability while recycling waste tires. This study presents an integrated experimental and mechanistic–empirical approach to evaluate both rutting resistance and fatigue performance, two critical distress modes often studied separately. Laboratory tests, including Marshall stability and fatigue analysis, are combined with modeling techniques to link material properties with pavement responses under traffic loading. Results show that optimal crumb rubber content significantly improves stiffness, durability, and fatigue life, while excessive amounts may reduce performance. By bridging experimental data with predictive modeling, this research provides a comprehensive framework for designing more resilient and environmentally sustainable asphalt pavements. View this paper
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Articles (34)

  • Article
  • Open Access
531 Views
30 Pages

Prediction Model for the Local Bearing Capacity of Stirrup-Confined Concrete Based on the PSO-BP Neural Network

  • Tianming Miao,
  • Junwu Dai,
  • Tao Jiang,
  • Yongjian Ding and ,
  • Ruchen Qie,
  • Yingqi Liu and
  • Ying Zhou
  • + 2 authors+ 0 author

The calculation for the local bearing capacity of stirrup-confined concrete is an important issue in structural design. Due to the coupling effects of multiple factors, there is no unified calculation method recognized by scholars. The improved backp...

(This article belongs to the Section Infrastructures and Structural Engineering)
  • Article
  • Open Access
954 Views
24 Pages

The Design and Engineering Application of Recycled Asphalt Mixture Based on Waste Engine Oil

  • Guangyu Men,
  • Fangyuan Han,
  • Yanlin Chen,
  • Yu Cui and ,
  • Jialong Yan,
  • Juanqi Liang and
  • Zichao Wu
  • + 2 authors+ 0 author

To address the growing demand for sustainable road infrastructure development and resolve technical bottlenecks in reclaimed asphalt pavement (RAP) recycling, this study optimized the performance of recycled asphalt mixtures (RAMs) and validated thei...

(This article belongs to the Topic Service Safety and Green Maintenance Technology for Road Infrastructure in Complex Environments)
  • Article
  • Open Access
1,383 Views
19 Pages

This paper develops a shock-absorbing asphalt mixture for pedestrian pavements that mitigates the impact of normal walking on pedestrians’ bodies by incorporating crumb rubber from recycled tires to produce a soft mixture. This aims to reduce i...

(This article belongs to the Special Issue Innovative Solutions for Resilient, Sustainable and Durable Infrastructure Systems)
  • Article
  • Open Access
1 Citations
1,210 Views
20 Pages

This study investigates the synergistic effects of combining polyphosphoric acid (PPA) and styrene–butadiene–styrene (SBS) as modifiers in asphalt binders to enhance their performance. The research focuses on optimizing the concentrations...

(This article belongs to the Special Issue Innovations in Asphalt Materials for Pavement)
  • Review
  • Open Access
1 Citations
1,999 Views
33 Pages

Asphalt pavements are essential to modern transport infrastructure but remain highly dependent on virgin aggregates and petroleum-based binders, resulting in high energy demand and significant greenhouse gas emissions. In response, research has advan...

(This article belongs to the Special Issue Sustainable Road Design and Traffic Management)
  • Review
  • Open Access
2,094 Views
17 Pages

In 2026, sustainable construction materials research is focused on optimization of the resources’ circularity, carbon reduction, and performance improvements through advanced materials. Biochar, nanomaterials, and recycled aggregates (RA) are e...

(This article belongs to the Special Issue Innovative Solutions for Concrete Applications, 2nd Edition)
  • Article
  • Open Access
741 Views
23 Pages

Study on the Optimization Method of TBM Disk Cutter Spacing in Jointed Rock Mass

  • Pengfei Song,
  • Zhiwen Tan,
  • Bingquan Liu,
  • Chengzhi Yi and ,
  • Jia Shi,
  • Daibiao Yin,
  • Yunchong Peng,
  • Junning Xie and
  • Junfeng Liu
  • + 4 authors+ 0 author

This paper investigates the influence of three key parameters, which are the spacing of cutters, the dip angle of joints and the spacing of joints on the load evolution process of jointed rock masses from the perspective of rock-breaking mechanics. F...

(This article belongs to the Special Issue Advances in Artificial Intelligence and Remote Sensing for Geohazard Modeling and Infrastructure Resilience)
  • Article
  • Open Access
903 Views
17 Pages

The use of recycled concrete aggregate (RCA) derived from demolished bridges offers a practical approach for reducing reliance on virgin aggregates in transportation construction. The goal of this study is to investigate the mechanical performance of...

(This article belongs to the Special Issue Recent Advances in Enhancing Sustainability and Durability of Cement and Concrete)
  • Article
  • Open Access
2 Citations
1,376 Views
15 Pages

Parametric Analysis in the Optimization Design of Composite Cellular Beams

  • Maria Célia Loss Brandão,
  • Lorena Yepes-Bellver,
  • Moacir Kripka and
  • Élcio Cassimiro Alves

This study aims to present a parametric analysis in the optimization problem for steel-concrete composite cellular beams with steel deck slabs. A comparative analysis was carried out considering two scenarios, namely, (i) in the first scenario, the s...

  • Review
  • Open Access
2 Citations
1,327 Views
30 Pages

Dynamic response measurements support bridge monitoring and structural assessment because they are obtainable under operational loading and are sensitive to changes in stiffness, boundary conditions, and mass distribution. This article presents a str...

(This article belongs to the Special Issue Advances in Structural Health Monitoring and Industry 5.0 Innovations for Bridge Management and Conservation)
  • Article
  • Open Access
15 Citations
2,619 Views
21 Pages

Crumb rubber-modified asphalt concrete (CMAC) has gained increasing attention as a sustainable pavement material capable of improving mechanical performance while utilizing waste tire resources. This study investigates the rutting resistance and fati...

(This article belongs to the Special Issue Sustainable Road Design and Traffic Management)
  • Article
  • Open Access
563 Views
18 Pages

Highway landscape quality is important for visual comfort, environmental coordination, and infrastructure management. However, conventional assessment methods rely heavily on manual inspection and qualitative judgment, which are subjective and ineffi...

(This article belongs to the Special Issue Advances in Smart Infrastructures: Converging IoT, AI, and Digital Twins for Resilient Futures)
  • Article
  • Open Access
1,198 Views
20 Pages

Numerical Modeling and Parametric Analysis of Foundation Cutoff Walls in Rigid Dams

  • Nafiaa Abdelmadjid,
  • Mohamed Amine Benmebarek and
  • Naima Benmebarek

The problem of seepage beneath dams represents a major technical and economic challenge, particularly for countries such as Algeria, where agricultural and industrial development depends heavily on the management of water resources stored in reservoi...

(This article belongs to the Section Infrastructures and Structural Engineering)
  • Systematic Review
  • Open Access
2 Citations
2,829 Views
22 Pages

Modeling the Resilience of Multimodal Freight Networks Under Disruptions: A Systematic Review

  • Tariq Lamei,
  • Ahmed Elsayed,
  • Ahmed Ibrahim and
  • Ahmed Abdel-Rahim

Multimodal freight transportation networks are increasingly exposed to natural and human-made disruptions, yet prior research remains fragmented in how disruptions are represented, which modeling techniques are applied, and how results are validated,...

(This article belongs to the Special Issue Data-Driven Innovations in Smart and Safe Transportation Infrastructure)
  • Article
  • Open Access
1,548 Views
34 Pages

Road safety studies commonly use machine learning to predict crashes or to estimate crash-based treatment effects. This study instead audits the modelled fatal-and-serious-injury (FSI) risk produced by the iRAP ViDA risk engine. We analyse 147,466 se...

(This article belongs to the Special Issue Safer Roads Ahead: Exploring the Latest Innovations and Advancements in Road Design and Safety Technology, 2nd Edition)
  • Article
  • Open Access
890 Views
22 Pages

This paper investigates lightweight structural systems based on pultruded GFRP girders for the replacement of deteriorated concrete bridge decks on existing piers and abutments. The study is motivated by the need to rehabilitate short- and medium-spa...

(This article belongs to the Special Issue Advances in Bridge Engineering: Structures, Monitoring, and AI Technologies)
  • Article
  • Open Access
891 Views
22 Pages

Permanent deformation, manifested as rutting, remains one of the most critical threats to the structural integrity and functional performance of flexible pavements. The Mechanistic–Empirical Pavement Design Guide (MEPDG) includes rutting models...

(This article belongs to the Special Issue Pavement Performance and Maintenance: Smart Technologies and Sustainable Practices)
  • Article
  • Open Access
1 Citations
1,268 Views
33 Pages

The performance of ballasted railway tracks under cyclic loading is a critical issue in urban railway systems, where high traffic frequency and geometric constraints accelerate track degradation, leading to the accumulation of plastic deformations th...

(This article belongs to the Special Issue Advanced Railway Track Systems and Vehicle Dynamics)
  • Article
  • Open Access
1,524 Views
26 Pages

Structural Evaluation Procedure for Heavy Haul Railway Tracks Using Field Instrumentation and Numerical Back-Analysis

  • Antônio Carlos Rodrigues Guimarães,
  • William Wilson dos Santos,
  • Lucas Marinho Buzatto,
  • Caio Vinícius Schlogel and ,
  • Gabriel de Carvalho Nascimento,
  • Sergio Neves Monteiro and
  • Lisley Madeira Coelho
  • + 2 authors+ 0 author

Structural evaluation of railway tracks in operation requires the integration of field measurements and numerical models capable of adequately representing the mechanical behavior of permanent railway pavement components. In this context, this study...

  • Article
  • Open Access
1 Citations
1,622 Views
23 Pages

This paper investigates crowd–structure interaction (CSI) on low-frequency floors during concert events. The findings are based on a full-scale experimental study conducted on a floor prototype designed for a specific infrastructure project. Bo...

  • Article
  • Open Access
1 Citations
2,007 Views
40 Pages

A Digital Twin-Driven System for Road Maintenance: Integrating UAVs and AMRs for Automated Inspection and Measurement

  • Ivan Villaverde,
  • Damien Sallé,
  • Marco Antonio Montes-Grova,
  • Pablo Jiménez-Cámara and ,
  • Amaia Castelruiz-Aguirre,
  • Nicolas Pastorelly,
  • Jose Carlos Jimenez Fernandez,
  • Irina Stipanovic,
  • Sandra Skaric and
  • Daniel Rodik
  • + 5 authors+ 0 author

Road maintenance remains one of the most resource-intensive and hazardous operations in infrastructure management. Traditional inspection practices rely heavily on manual labour and discrete procedures, often resulting in limited scalability, operato...

(This article belongs to the Section Infrastructures Inspection and Maintenance)
  • Article
  • Open Access
1,370 Views
27 Pages

In concrete dam foundations, failure mechanisms are primarily influenced by natural rock discontinuities, the dam foundation interface, or weaker strata. This paper proposes a large displacement contact model (LDCM) based on spherical particle/surfac...

(This article belongs to the Special Issue Preserving Life Through Dams)
  • Article
  • Open Access
1,677 Views
21 Pages

Reinforced cement concrete (RCC) water tanks are essential for water storage and distribution facilities in every region. The durability and structural integrity of RCC water tanks are crucial to maintaining an uninterrupted water supply to the surro...

(This article belongs to the Section Infrastructures Inspection and Maintenance)
  • Article
  • Open Access
615 Views
15 Pages

Bond Behavior of Post-Installed Rebar Under One-Way and Two-Way Transverse Pressure

  • Siqi Xiang,
  • Jie Zhang,
  • Juan Deng,
  • Yuchao Xia and ,
  • Xukai Yuan and
  • Qixiang Cai
  • + 1 author+ 0 author

Post-installed rebars are extensively used in the strengthening and rehabilitation of concrete structures, where compressive stresses in the anchorage zone provide transverse pressure and significantly affect bond behavior. However, it remains unclea...

(This article belongs to the Section Infrastructures Inspection and Maintenance)
  • Article
  • Open Access
709 Views
23 Pages

Dynamic Simulation of Seismogenic-Fault-Induced Rupture in Overlying Soil

  • Chang Wang,
  • Xiaojun Li,
  • Mianshui Rong,
  • Xiaoyan Sun and
  • Weiqing Meng

Accurate prediction of surface rupture induced by seismogenic fault displacement is essential for the seismic safety assessment of major engineering projects. Most existing numerical simulations adopt quasi-static approaches, in which the effect of f...

  • Article
  • Open Access
727 Views
25 Pages

In this study, variational Bayesian inference (VBI) with Gaussian mixture models is applied to update models of nonlinear structures, and then, the calibrated model is employed to estimate the failure probability of structures using a subset simulati...

(This article belongs to the Section Infrastructures and Structural Engineering)
  • Article
  • Open Access
2 Citations
1,324 Views
37 Pages

Modern road infrastructure asset management faces increasing pressure to improve the quality of decision-making processes, also due to limited public resources. The field of road diagnostics is no exception. The aim of the research is to analyze, thr...

(This article belongs to the Special Issue Smart and Safe Pavements: Advanced Techniques for Design, Inspection and Maintenance)
  • Article
  • Open Access
1,053 Views
27 Pages

The Role of Gaussian and Mean Curvature in 3D Highway Geometric Design and Safety

  • Kiriakos Amiridis,
  • Nikiforos Stamatiadis,
  • Stergios Mavromatis,
  • Antonios Kontizas and ,
  • Vassilios Matragos and
  • Antonios E. Trakakis
  • + 1 author+ 0 author

This study investigates the use of three-dimensional (3D) roadway surface-based geometric indicators in traffic crash analysis, with the objective of evaluating their potential to represent the combined effects of highway alignment features more effe...

(This article belongs to the Special Issue Safer Roads Ahead: Exploring the Latest Innovations and Advancements in Road Design and Safety Technology)
  • Article
  • Open Access
1 Citations
1,250 Views
27 Pages

This study investigates the shear performance of reinforced concrete (RC) beams strengthened with near-surface-mounted (NSM) carbon fiber-reinforced polymer (CFRP) ropes under ambient and elevated temperature conditions. An experimental program compr...

  • Article
  • Open Access
725 Views
20 Pages

This study explores the structural safety, mechanical response and optimal construction parameters of the Horizontal Directional Drilling (HDD) technology applied in airport rigid pavements novelly for navigation lighting renovation. This study adopt...

(This article belongs to the Special Issue Advances in Pavement Engineering: Materials, Performance, and Sustainability)
  • Article
  • Open Access
806 Views
20 Pages

This study presents the development and experimental evaluation of an impregnation composition for cement concrete pavements aimed at improving ice-phobic performance while preserving tire–pavement adhesion characteristics. The formulation is b...

(This article belongs to the Special Issue Advances in Concrete and Construction Materials: Innovative Solutions for Durability, Performance and Behavior Under Extreme Conditions)
  • Article
  • Open Access
743 Views
21 Pages

This study investigates the structural performance of a novel composite space truss deck system as an alternative to the conventional steel box girder in cable-stayed bridges. Using the Suez Canal Bridge as a benchmark, comprehensive linear and nonli...

(This article belongs to the Special Issue Sustainable Bridge Engineering)
  • Review
  • Open Access
2,397 Views
36 Pages

Roller-compacted concrete (RCC) is a promising alternative to conventional pavement systems due to its structural capacity, rapid construction, and potential for sustainable performance. Nevertheless, its global adoption remains limited by the absenc...

(This article belongs to the Special Issue Pavement Performance and Maintenance: Smart Technologies and Sustainable Practices)
  • Article
  • Open Access
1,000 Views
20 Pages

To address the need for enhanced geotechnical performance in gravelly soil stabilization, this study investigated the synergistic effects of guar gum as an additive in enzyme-induced calcium carbonate precipitation (EICP) treatment. Through systemati...

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Infrastructures - ISSN 2412-3811