A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers

Drivers with physical and/or mental impairments face many driving challenges. However, not many studies have been carried out to understand the factors that contribute to crashes involving these drivers and how these factors influence their crash outcomes. This study aims to address this gap in the...

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Main Authors: Md Musfiqur Rahman Bhuiya, Emmanuel Kofi Adanu, Steven Jones, Sunday Okafor, Jun Liu
Format: Article
Language:English
Published: MDPI AG 2024-11-01
Series:Safety
Subjects:
Online Access:https://www.mdpi.com/2313-576X/10/4/100
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author Md Musfiqur Rahman Bhuiya
Emmanuel Kofi Adanu
Steven Jones
Sunday Okafor
Jun Liu
author_facet Md Musfiqur Rahman Bhuiya
Emmanuel Kofi Adanu
Steven Jones
Sunday Okafor
Jun Liu
author_sort Md Musfiqur Rahman Bhuiya
collection DOAJ
description Drivers with physical and/or mental impairments face many driving challenges. However, not many studies have been carried out to understand the factors that contribute to crashes involving these drivers and how these factors influence their crash outcomes. This study aims to address this gap in the road safety literature. The study uses historical crash data from the State of Alabama for at-fault physically impaired drivers and utilizes a random parameter with heterogeneity in a mean modeling approach to account for unobserved heterogeneity. The model estimation results reveal that in rural areas, driving over the speed limit, the time of crash being between 6.00 p.m. and 11.59 p.m., younger drivers, employed and distracted drivers were associated with severe injuries. Minor injury crashes are found to be associated with female drivers, state roads and residential areas. Finally, property-damage-only crashes are more associated with weekdays, driving under the influence of alcohol or drugs, a road with left curvature, driving too fast for the road conditions and intersections. The results obtained provide a foundation for the adoption of targeted countermeasures to improve highway safety for physically impaired drivers and all road users in general.
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spelling doaj-art-86b7f2a1e97c41879641d90bae6a1fa02024-12-27T14:52:02ZengMDPI AGSafety2313-576X2024-11-0110410010.3390/safety10040100A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired DriversMd Musfiqur Rahman Bhuiya0Emmanuel Kofi Adanu1Steven Jones2Sunday Okafor3Jun Liu4Department of Civil, Construction and Environmental Engineering, The University of Alabama, Tuscaloosa, AL 35487, USAAlabama Transportation Institute, University of Alabama, Tuscaloosa, AL 35487, USATransportation Policy Research Center, Alabama Transportation Institute, Tuscaloosa, AL 35487, USADepartment of Civil, Construction and Environmental Engineering, The University of Alabama, Tuscaloosa, AL 35487, USADepartment of Civil, Construction and Environmental Engineering, The University of Alabama, Tuscaloosa, AL 35487, USADrivers with physical and/or mental impairments face many driving challenges. However, not many studies have been carried out to understand the factors that contribute to crashes involving these drivers and how these factors influence their crash outcomes. This study aims to address this gap in the road safety literature. The study uses historical crash data from the State of Alabama for at-fault physically impaired drivers and utilizes a random parameter with heterogeneity in a mean modeling approach to account for unobserved heterogeneity. The model estimation results reveal that in rural areas, driving over the speed limit, the time of crash being between 6.00 p.m. and 11.59 p.m., younger drivers, employed and distracted drivers were associated with severe injuries. Minor injury crashes are found to be associated with female drivers, state roads and residential areas. Finally, property-damage-only crashes are more associated with weekdays, driving under the influence of alcohol or drugs, a road with left curvature, driving too fast for the road conditions and intersections. The results obtained provide a foundation for the adoption of targeted countermeasures to improve highway safety for physically impaired drivers and all road users in general.https://www.mdpi.com/2313-576X/10/4/100physically impaired personAlabamadisabilityroad safety
spellingShingle Md Musfiqur Rahman Bhuiya
Emmanuel Kofi Adanu
Steven Jones
Sunday Okafor
Jun Liu
A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers
Safety
physically impaired person
Alabama
disability
road safety
title A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers
title_full A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers
title_fullStr A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers
title_full_unstemmed A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers
title_short A Snapshot of Factors Associated with the Severity of Crashes Involving Physically Impaired Drivers
title_sort snapshot of factors associated with the severity of crashes involving physically impaired drivers
topic physically impaired person
Alabama
disability
road safety
url https://www.mdpi.com/2313-576X/10/4/100
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