Incident duration time prediction using supervised topic modeling method - Park J, Lee J, Dimitrijevic B.
Accurate prediction of the duration of traffic incidents is one of the most prominent prerequisites for effective implementation of proactive traffic incident management strategies. This paper presents a novel method for immediate prediction of traffic inc... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

How do different micro-mobility vehicles affect longitudinal control? Results from a field experiment - Dozza M, Li T, Billstein L, Svernl öv C, Rasch A.
INTRODUCTION: While micromobility vehicles offer new transport opportunities and may decrease fuel emissions, the extent to which these benefits outweigh the safety costs is still uncertain. For instance, e-scooterists have been reported to experience a te... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Impact of event encoding and dissimilarity measures on traffic crash characterization based on sequence of events - Song Y, Chitturi MV, Noyce DA.
Crash sequence analysis has been shown in prior studies to be useful for characterizing crashes and identifying safety countermeasures. Sequence analysis is highly domain-specific, but its various techniques have not been evaluated for adaptation to crash ... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

GPS-based traffic conditions classification using machine learning approaches - Ahmed U, Tu R, Xu J, Amirjamshidi G, Hatzopoulou M, Roorda MJ.
This paper addresses the problem of accurately estimating traffic conditions based on sparse GPS information. GPS data have limited spatial-temporal availability, particularly at a regional scale. Therefore, it lacks reliability to accurately estimate traf... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Gravel arrester beds as an important motorway safety element - Ambro ž M, Trajkovski J, Kunc R.
Motorways are usually perceived as the safest part of the road infrastructure. Nevertheless, the junctions and exit ramps on them can still present a safety challenge due to high average velocities and obstacles installed to contain the out-of-control vehi... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Heterogeneous ensemble learning for enhanced crash forecasts - a frequentist and machine learning based stacking framework - Ahmad N, Wali B, Khattak AJ.
This study aims to increase the prediction accuracy of crash frequency on roadway segments that can forecast future safety on roadway facilities. A variety of statistical and machine learning (ML) methods are used to model crash frequency wit... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Extracting highway cross slopes from airborne and mobile LiDAR point clouds - Shams A, Sarasua WA, Russell BT, Davis WJ, Post C, Rastiveis H, Famili A, Cassule L.
Adequate water pavement surface drainage on highways is crucial in minimizing the potential of hydroplaning. Highway cross slope has a significant effect of draining water laterally from the pavement surface. Currently, field surveying techniques and other... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Freeway incident diversionary behavior as a measure of transportation network resilience - Baw.ule S, Gudishala R, Wilmot C, Wolshon B.
Traffic flow disruptions caused by road incidents reduce the performance of transportation networks. Under such conditions, drivers often attempt to reduce delay by diverting to alternate paths, redistributing trips to less congested routes. In the absence... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Evaluation of rail overturning under the influence of lateral forces by mathematical modeling - Ovchinnikov DV, Gallyamov DI.
The article discusses the change in the rail canting of the railway track on the intermediate fastenings of the ZHBR-PSHR under the influence of the load from the rolling stock at different tightening values of the fasteners. To evaluate the change in the ... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Evaluation of transit signal priority at signalized intersections under connected vehicle environment - Yang T, Fan WD.
In this study, two typical signal control strategies under connected vehicle (CV) environment that give priority to transit vehicles at signaliz... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Evaluating the impacts of freeway speed limit increases on various speed measures: comparisons between spot-speed, permanent traffic recorder, and probe vehicle data - Gupta N, Mahmud MS, Jashami H, Savolainen PT, Gates TJ.
The state of Michigan increased the maximum speed limit for passenger cars from 70 to 75?mph on 614?mi of rural freeways between May and June of 2017. The maximum speed limit for trucks was also increased from 60 to 65?mph on all freeways where the passeng... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Determination of the critical speed of tracked vehicles on the trajectory of skidding - Golikov V.
The author of the paper shows the degree of dependence and the degree of compliance of newly developed and modernized tracked vehicles with modern controllability requirements. The paper shows the definition of the displacement of the projection of the ins... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Developing car-following models for winter maintenance operations incorporating machine learning methods - Kamjoo E, Saedi R, Zockaie A, Ghamami M, Gates T, Talebpour A.
Car-following models have been explored thoroughly for different vehicle types, such as cars and trucks. Although snowplows can be classified as trucks, their unique physical and operational characteristics impose a distinct following behavior. Michigan De... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Developing commercial motor vehicle crash-specific safety performance functions at interchange ramp terminals in Kentucky - Hosseinpour M, Haleem K.
Commercial motor vehicle (CMV) drivers often experience difficulties in turning and crossing at ramp terminals. CMV-involved crashes could cause queue spillback at ramp terminals and possibly nearby freeway mainline and crossroads. The safety and mobility ... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news

Delays and queue lengths at traffic signals with two greens in one cycle - Brilon W, Wu N, Koenig R.
Under specific circumstances signal timing at a traffic signal allows the switching of two green times within one cycle. Practitioners expect a reduction in delays and queue length as a result of this control strategy. However, no analytical methodology is... (Source: SafetyLit)
Source: SafetyLit - March 12, 2023 Category: International Medicine & Public Health Tags: Engineering, Physics, Structural Soundness and Failure Source Type: news