Journal of Transportation Engineering, Part A: Systems: Recent submissions
Now showing items 1241-1260 of 4147
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Evaluation of Models to Estimate Percent Time Spent Following on Two-Lane Highways
(American Society of Civil Engineers, 2017) -
Safety Performance of Combinations of Traffic and Roadway Cross-Sectional Design Elements at Straight and Curved Segments
(American Society of Civil Engineers, 2017) -
Analytical Techniques for Evaluating the Implementation of Adaptive Traffic Signal Control Systems
(American Society of Civil Engineers, 2017) -
Improved Design Limit for Antiram Bollard Systems Subjected to Truck Impact
(American Society of Civil Engineers, 2017)Antiram bollard systems (ABS) can effectively prevent vehicle bombs from approaching protected areas and thus reduce the damage from blasts and debris. This paper presents an assessment of the current design limits for ... -
Assessing the Impact of Speed-Limit Reduction near Signalized High-Speed Intersections Equipped with Advance-Warning Flashers
(American Society of Civil Engineers, 2017) -
Safety Evaluation and Adjustment of Superelevation Design Guides for Horizontal Curves Based on Reliability Analysis
(American Society of Civil Engineers, 2017) -
Evaluating Service Risk in Railway Capacity Utilization Using Expected Recovery Time
(American Society of Civil Engineers, 2017) -
Improve Sight Distance at Signalized Ramp Terminals of Partial-Cloverleaf Interchanges to Deter Wrong-Way Entries
(American Society of Civil Engineers, 2017)Providing drivers with open sight distance on entrance ramps can help prevent wrong-way entries at interchange terminals. For partial-cloverleaf (parclo) interchange terminals with close-spaced two-way ramps, appropriate ... -
Development of Adjustment Factors for MEPDG Pavement Responses Utilizing Finite-Element Analysis
(American Society of Civil Engineers, 2017)The Mechanistic-empirical pavement design guide (MEPDG) provides theoretically superior methodology, as compared with its predecessor, for the design and analysis of pavement structures. The mechanistic part refers to ... -
Estimation of Routine Maintenance Expenditures for Highway Pavement Segments: Accounting for Heterogeneity Using Random-Effects Models
(American Society of Civil Engineers, 2017) -
Quantifying the Impact of Subgrade Stiffness on Track Quality and the Development of Geometry Defects
(American Society of Civil Engineers, 2017)This paper presents the quantification of the impact of subgrade stiffness on the prevalence of track geometry defects and degradation of track quality indices (TQIs). The data included in this study come from two high-traffic ... -
Performance of Smart Sensor Detectors for Stop-Bar Detection at Signalized Intersections
(American Society of Civil Engineers, 2017) -
Innovative Roadside Design Curve of Lateral Clearance: Roadway Spiraled Horizontal Curves
(American Society of Civil Engineers, 2017)This paper presents an innovative design method for determining lateral clearance needs on a spiraled horizontal curve to satisfy sight distance requirements. The roadside lateral clearance is represented by a spiraled ... -
Analyzing Customized Bus Service on a Multimodal Travel Corridor: An Analytical Modeling Approach
(American Society of Civil Engineers, 2017)Customized bus (CB) service, a new type of public transport service, has emerged in many big cities. The few existing research works on CB have been conceptual and descriptive, based on statistical approaches. This paper ... -
Modeling Freeway Merging in a Weaving Section as a Sequential Decision-Making Process
(American Society of Civil Engineers, 2017) -
Tools for the Wider Economic Impact Assessment of Corridor Improvements: Lessons Learned from the FHWA Implementation Assistance Program in Indiana
(American Society of Civil Engineers, 2017) -
Discrete Choice Models for Gap Acceptance at Urban Expressway Merge Sections Considering Safety, Road Geometry, and Traffic Conditions
(American Society of Civil Engineers, 2017)A number of discrete choice models, including a multinomial logit model (MNL), a nested logit model (NL), and a latent choice set model (LCS), are applied to the representation of gap acceptance by merging vehicles (MVs) ... -
Pedestrian Crossing Behavior at Signalized Crosswalks
(American Society of Civil Engineers, 2017) -
Geometrical Degradation Analysis of Railway Turnouts Using Power Spectral Density
(American Society of Civil Engineers, 2017)This paper examines the application of power spectral density (PSD) in turnout geometrical degradation analysis. Power spectral density in the form of a continuous curve can show track irregularities through wavelength and ... -
Cycle-by-Cycle Analysis of Signalized Intersections for Varying Traffic Conditions with Erroneous Detector Data
(American Society of Civil Engineers, 2017)Analysis of traffic at a signalized intersection requires quantification of the number of vehicles in the queue and the corresponding delay. Such analyses can be used for optimal signal control as well as for intelligent ...