Journal of Transportation Engineering, Part A: Systems: Recent submissions
Now showing items 2061-2080 of 4147
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Effects of Using Accurate Climatic Conditions for Mechanistic-Empirical Pavement Design
(American Society of Civil Engineers, 2011)The implementation of the new mechanistic-empirical design guide has led to the need for more accurate inputs. One of the most important inputs that affect the performance of the pavement materials is the climatic data. ... -
Assessment of the Use of Hot-Mix Recycled Asphalt Concrete in Plant
(American Society of Civil Engineers, 2010)Hot-mix recycled asphalt concrete in plant is one of the available techniques to perform cost and environmental effective pavement recycling. It is not commonly used in Portuguese paving practice basically because there ... -
Preliminary Dynamic Modulus Criteria of HMA for Field Rutting of Asphalt Pavements: Michigan’s Experience
(American Society of Civil Engineers, 2011)This paper presents a comparative study of laboratory results of both dynamic modulus testing and field rutting performances of hot-mix asphalt (HMA) in the state of Michigan. Fourteen field-produced mixtures at various ... -
Pavement Interactive: Pavement Knowledge Transfer with Web 2.0
(American Society of Civil Engineers, 2010)(http://pavementinteractive.org) is an ongoing experiment in coupling a participatory web application with a unique data set to improve transportation engineering knowledge transfer. Specifically, Pavement Interactive is ... -
Sequential Modeling Framework for Optimal Sensor Placement for Multiple Intelligent Transportation System Applications
(American Society of Civil Engineers, 2011)Traffic sensors have been deployed for decades to freeways to meet the requirements of various traffic/transportation applications, most noticeably traffic control and traveler information applications. A unique feature ... -
Development of a Maglev Vehicle/Guideway System Interaction Model and Comparison of the Guideway Structural Analysis with Railway Bridge Structures
(American Society of Civil Engineers, 2011)Magnetic levitation (maglev) systems have become a focus of the worldwide transportation industries. Despite demands for this type of transportation, no practical and well-accepted algorithm has been publicly presented yet ... -
Recalibration of the Asphalt Layer Coefficient
(American Society of Civil Engineers, 2011)While there is an increasing interest in mechanistic-empirical flexible pavement design, this methodology will likely not be implemented by the majority of transportation agencies for several more years. Therefore, there ... -
Optimal Performance Threshold Determination for Highway Asset Interventions: Analytical Framework and Application
(American Society of Civil Engineers, 2011)Civil asset managers continue to seek appropriate thresholds of asset performance for applying standard interventions. Recognizing that between the two extremes of profligacy and parsimony there exists a certain optimal ... -
Research on a Short-Range Prediction Model for Track Irregularity over Small Track Lengths
(American Society of Civil Engineers, 2010)Based on analysis of some existing prediction methods and models for track irregularities, according to the characteristics of track irregularity development for China railroad, this paper has proposed a short-range ... -
Evaluation of Criteria for Setting Speed Limits on Gravel Roads
(American Society of Civil Engineers, 2011)Even though speed limits of gravel roads are typically set based on statutory guidelines, there are some instances where exceptions are allowed and in place. In the absence of detailed literature on the subject, this study ... -
Kernel-Based Machine Learning Models for Predicting Daily Truck Volume at Seaport Terminals
(American Society of Civil Engineers, 2010)The heavy truck traffic generated by major seaports can have huge impacts on local and regional transportation networks. Both transportation agencies and port authorities have a need to know in advance the amount of truck ... -
Empirical Analysis of Toll-Lane Processing Times Using Proportional Odds Augmented MARS
(American Society of Civil Engineers, 2010)A large deal of research has been conducted on toll roads to better comprehend the characteristics of the tolling operations. Several researchers indicated that toll-lane processing time (or service time) is the most ... -
Effect of Gradient and Its Length on Performance of Vehicles under Heterogeneous Traffic Conditions
(American Society of Civil Engineers, 2010)Study of the basic traffic-flow characteristics and clear understanding of vehicular interaction are the prerequisites for highway capacity and level of service analyses and to formulate effective traffic regulation and ... -
Influence of Vertical Sensor Placement on Data Collection Efficiency from Bluetooth MAC Address Collection Devices
(American Society of Civil Engineers, 2010)The consumer electronics industry has made extensive use of the Bluetooth wireless protocol in many portable devices. A substantial number of these Bluetooth devices broadcast a unique identifier in the form of the media ... -
Investigating the Impacts of Green Signal Countdown Devices: Empirical Approach and Case Study in China
(American Society of Civil Engineers, 2010)This paper presents an extensive investigation regarding the impacts of green signal countdown devices (GSCD) on the intersection safety and efficiency, based on field observation of critical driver and vehicle related ... -
Effects of Layer Interfacial Bonding Conditions on the Mechanistic Responses in Asphalt Pavements
(American Society of Civil Engineers, 2011)The bonding condition between pavement layers plays an important role in the performance of pavement structures. In this paper, a three dimensional finite-element (3D-FE) program was used for modeling the mechanistic ... -
Identifying Large Truck Hot Spots Using Crash Counts and PDOEs
(American Society of Civil Engineers, 2011)Large trucks are involved in a disproportionately small fraction of the total crashes but a disproportionately large fraction of fatal crashes. Large truck crashes often result in significant congestion due to their large ... -
Dynamic Incident Progression Curve for Classifying Secondary Traffic Crashes
(American Society of Civil Engineers, 2010)The classification of secondary crashes is a useful performance measure of incident management systems. Previous classification methodologies used a static threshold for classifying secondary crashes. Such a threshold ... -
Methodology to Analyze Sun Glare Impact on Highway under Prolonged Exposure
(American Society of Civil Engineers, 2010)Sun glare may impair drivers’ vision on a particular road section while driving. Recently, a new method has been developed for analyzing the problem on specific road elements. This method does not account for the prolonged ... -
Comparative Analysis of Unconditional and Conditional Priority for Use at Isolated Signalized Intersections
(American Society of Civil Engineers, 2010)Conditional priority is recognized as having the potential to improve transit service reliability at small cost to general traffic. The popular preference for conditional priority over unconditional priority encounters the ...