Freeway crash prediction models with variable speed limit/variable advisory speed

T Hasan, M Abdel-Aty, N Mahmoud - Journal of transportation …, 2023 - ascelibrary.org
Variable speed limit (VSL) and variable advisory speed (VAS) signs are efficient, cost-
effective and among the state-of-the-art active traffic management (ATM) strategies. They …

Multivariate approach to peak-period models for crash types and severities in variable speed systems on freeways

T Hasan, M Abdel-Aty… - Transportation research …, 2024 - journals.sagepub.com
According to current research, safety performance functions (SPFs) based on traditional
annual average daily traffic are less suitable for addressing crash risk in traffic-management …

Implementation of active traffic management strategies for safety on congested expressway weaving segments

L Wang, M Abdel-Aty, J Lee - Transportation Research …, 2017 - journals.sagepub.com
In weaving segments, traffic merges, diverges, and weaves in a limited space. These traffic
maneuvers might result in high crash hazards. To improve the safety of a congested …

Implementation of variable speed limits to improve safety of congested expressway weaving segments in microsimulation

M Abdel-Aty, L Wang - Transportation research procedia, 2017 - Elsevier
In weaving segments, traffic merges, diverges, and weaves in a limited space. These traffic
maneuvers might result in high crash hazards. To improve the safety of congested …

An advanced real-time crash prediction framework for combined hard shoulder running and variable speed limits system using transformer

M Abdel-Aty, T Hasan, BMTH Anik - Scientific Reports, 2024 - nature.com
One of the important applications of real-time crash prediction analysis lies in the field of
proactive traffic management, where instantaneous crash risk evaluation and dynamic …

Safety effectiveness of variable speed limit system in adverse weather conditions on challenging roadway geometry

P Saha, MM Ahmed, RK Young - Transportation Research …, 2015 - journals.sagepub.com
This paper examined the interaction between roadway geometric characteristics and
adverse weather conditions and their impact on crash occurrence on rural variable speed …

Truck safety evaluation on Wyoming mountain passes

DT Apronti, P Saha, M Moomen, K Ksaibati - Accident Analysis & …, 2019 - Elsevier
Abstract The Manual on Uniform Traffic Control Devices (MUTCD) for Streets and Highways
recommends hill signs be placed in advance of downgrade descent of mountain passes …

Connected vehicle pilot deployment program: Phase 2 final system performance report, baseline conditions–wydot cv pilot

F Kitchener, R Young, M Ahmed, G Yang, S Gaweesh… - 2018 - rosap.ntl.bts.gov
The Wyoming Department of Transportation's (WYDOT) Connected Vehicle (CV) Pilot
Deployment Program is intended to develop a suite of applications that utilize vehicle-to …

[PDF][PDF] 基于安全风险的恶劣天气下高速公路建议车速确定方法

吴兵, 翟犇, 卢建涛, 王艳丽 - 同济大学学报(自然科学版), 2020 - researchgate.net
为了提高恶劣天气下高速公路交通安全水平, 实施更加科学有效的高速公路车速管理策略,
提出了基于安全风险的恶劣天气下高速公路建议车速确定方法. 综合考虑交通安全风险影响因素 …

Connected vehicle training framework and lessons learned to improve safety of highway patrol troopers

B Subedi, SM Gaweesh, G Yang… - Transportation …, 2020 - journals.sagepub.com
The Wyoming Highway Patrol (WHP) investigates more than 7,000 vehicle crashes yearly,
often as first-hand responders. They often drive at high speeds through difficult road/weather …