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ISSN: 2095-7564
CN: 61-1494/U

Crack identification method of highway tunnel based on image processing

In this paper, the images of tunnel surface are obtained by tunnel lining rapid inspection system, and tunnel crack forest dataset (TCFD) is established. The disaster characteristics of tunnel cracks...

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Effects of diluted methanol and water as foaming agents on the performance of latex foamed warm asphalt mixtures

Latex as an asphalt modifier has gained popularity in the asphalt industry as it improves the durability of asphalt pavement. However, the elastomeric properties of latex stiffen the asphalt binders,...

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Investigation of internal phases of linear SBS modified bitumen at the nanoscale using AFM PF-QNM

Currently, few studies explore the internal phases of styrene-butadiene-styrene (SBS) modified bitumen at the nanoscale, though the surface phases of SBS modified bitumen have been deeply understood...

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Salt freezing resistance improvement of cement-based materials incorporated with calcined layered double hydroxide

Salt freezing damage has severe impacts on durability of cement-based materials (CBMs). Calcined layered double hydroxide (CLDH), as an efficient environmental-friendly adsorption material, can impart...

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Performance of hot-mix asphalt using polymer-modified bitumen and marble dust as a filler

Marble dust waste powder generated by the marble cutting industry has a high alkalinity. In this research, the use of marble dust (MD) as a mineral filler substitute in hot mixed asphalt (HMA) was evaluated....

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Numerical simulation of mesoscopic cracking of cement-treated base material based on random polygon aggregate model

Cracking failure of cement-treated base (CTB) has always been the concern of highway constructors. Mesoscale cracking analysis is an important means to study the damage degradation mechanism, which...

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Effect of synthetic fibers on the mechanical performance of asphalt mixture: A review

Numerous studies showed that synthetic fibers are effective for reinforcing the mechanical performance of the asphalt mixture due to their high strength properties, ductility, and durability characteristics....

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Modeling the dynamic performance of transportation infrastructure using panel data model in state-space specifications

In this study, different modeling approaches used in panel data for performance forecast of transportation infrastructure are firstly reviewed, and the panel data models (PDMs) are highlighted for longitudinal...

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Asphalt pavement water film thickness detection and prediction model: A review

Over the course of storm or rainfall event, water thickness builds up on road surface resulting in a loss of contact between vehicle tires and road surface and puts drivers into immediate danger especially...

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Self-healing of microcapsule-based materials for highway construction: A review

Maintaining the health and reliability of civil facilities is of strategic importance. In highway engineering, pavement cracking impairs the road service and travel comfort level, while structure cracking...

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Experimental-mechanistic analysis of pavement base deflections measured with light weight deflectometer

An extensive experimental-mechanistic study was conducted to reveal the relationship between the light weight deflectometer (LWD) measured deflections and the degree of compaction of pavement base materials....

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Research progress on supramolecular structures of asphalt

The properties of asphalt binder play an essential role in the design life of asphalt pavement. Analysis of asphalt mechanical behaviors based on the chemical structures provides the theoretical basis...

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Automated classification and detection of multiple pavement distress images based on deep learning

To achieve automatic, fast, efficient and high-precision pavement distress classification and detection, road surface distress image classification and detection models based on deep learning are trained....

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Onsite strength determination for early-opening decision making of high early strength concrete pavement

High early strength (HES) concrete pavements are commonly opened to traffic within the first 24 h after construction, making early-opening decisions critical for pavement quality and traffic operations....

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Aging effects on rheological properties of high viscosity modified asphalt

This work investigated the aging effects on the rheological properties of high viscosity modified asphalt (HVMA). First, the high- and low-temperature rheological properties were measured by a dynamic...

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Semi-flowable self-consolidating concrete using industrial wastes for construction of rigid pavements in India: An overview

The construction of rigid pavements using conventionally vibrated concrete consumes a significant amount of energy as it requires rigorous vibrations. This also requires a high number of laborers and...

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Advanced industrial informatics towards smart, safe and sustainable roads: A state of the art

The road is one of the most important civil infrastructures for serving society, where its service quality and life have direct impacts on the safety and comfort of users. Therefore, road construction,...

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Review on laboratory preparation processes of polymer modified asphalt binder

Several previous studies have documented the progress in polymer modified asphalt binder with respect to materials’ types and properties. However, limited or no effort was made to document findings...

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Comparison of deep convolutional neural network classifiers and the effect of scale encoding for automated pavement assessment

Deep learning has received a growing interest in recent years for detecting different types of pavement distresses and automating pavement condition assessment. A proper choice of deep learning models...

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Review on application of phase change materials in asphalt pavement

Phase change materials (PCMs) can regulate the temperature in asphalt pavement and minimize temperature-related problems, such as rutting and thermal cracking, because of their ability to store and...

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Longitudinal bicyclist, driver, and pedestrian perceptions of autonomous vehicle communication strategies

We sought to better understand how autonomous vehicle (AV) communication strategies impact human road users’ perceptions. More specifically, we explored the impact of different external human-machine...

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Investigating distance halo effect of fixed automated speed camera based on taxi GPS trajectory data

The deterrence effect of automated speed camera (ASC) is still inconclusive. Moreover, it is pointed out that ASC may have varying deterrence effects on different types of road users (e.g., taxis)....

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Coupler force and fatigue assessments with stochasticdraft gear frictions

Train dynamics and component fatigue assessments are important steps towards successful operations of long heavy haul trains. Longitudinal train dynamics (LTD) simulation is an effective and efficient...

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Numerical study of the influence of dome shape on the unsteady aerodynamic performance of a high-speed train's pantograph subjected to crosswind

This study aims to investigate the unsteady aerodynamic performance of a high-speed train's pantograph with respect to two different dome shapes and without dome under a 20° yaw angle using a delayed...

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Left-turn phasing selection considering vehicle to vehicle and vehicle to pedestrian conflicts

Left-turning vehicle movement at signalized intersections with permissive left-turn phases creates safety concerns due to the higher chance of conflict with opposing-through vehicles and pedestrians....

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