An impact of gap acceptance on road safety: A critical systematic review

An uncontrolled intersection is a critical area for crashes that depends on macroscopic traffic parameters. While the intersection is the potential of the center of crashes due to inappropriate decision of driver. Therefore, the study focuses on the effect of the gap acceptance parameter for the sa...

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Main Authors: Khushbu Bhatt, Jiten Shah
Format: Article
Language:English
Published: Centre of Sociological Research, Szczecin, Poland 2022-04-01
Series:Journal of Sustainable Development of Transport and Logistics
Subjects:
Online Access:https://jsdtl.sciview.net/index.php/jsdtl/article/view/142
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author Khushbu Bhatt
Jiten Shah
author_facet Khushbu Bhatt
Jiten Shah
author_sort Khushbu Bhatt
collection DOAJ
description An uncontrolled intersection is a critical area for crashes that depends on macroscopic traffic parameters. While the intersection is the potential of the center of crashes due to inappropriate decision of driver. Therefore, the study focuses on the effect of the gap acceptance parameter for the safety of drivers at an uncontrolled intersection. To examine, a systematic review of the literature is implemented to understand the different parameters, their impact, and models developed by the researchers. Additionally, it is demonstrated that the crashes are highly affected by the gap acceptance and the different models are formed to estimate the critical gap for different road sections under homogeneous and heterogeneous traffic conditions. However, it is not possible to definitively conclude the best model to evaluate the gap acceptance factor but can be preferred to reduce the severity of crashes. Nonetheless, most studies remain inconclusive, there is an emerging trend in the literature suggesting the increase of the crash risk at an uncontrolled intersection. Lastly, it is most important to mention the model suitability based on empirical studies commenced under the strong limitations. Consequently, there is a need for research in this area to correlate the gap acceptance with road safety to reduce the severity of accidents to improve the existing transportation system.
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spelling doaj.art-0e0a08a9609e4b8983374e8bca6464852023-02-03T04:29:41ZengCentre of Sociological Research, Szczecin, PolandJournal of Sustainable Development of Transport and Logistics2520-29792022-04-017110.14254/jsdtl.2022.7-1.1An impact of gap acceptance on road safety: A critical systematic reviewKhushbu Bhatt0Jiten Shah1Civil Engineering Department, Institute of Infrastructure, Technology Research and Management, Ahmedabad, Gujarat, IndiaCivil Engineering Department, Institute of Infrastructure, Technology Research and Management, Ahmedabad, Gujarat, India An uncontrolled intersection is a critical area for crashes that depends on macroscopic traffic parameters. While the intersection is the potential of the center of crashes due to inappropriate decision of driver. Therefore, the study focuses on the effect of the gap acceptance parameter for the safety of drivers at an uncontrolled intersection. To examine, a systematic review of the literature is implemented to understand the different parameters, their impact, and models developed by the researchers. Additionally, it is demonstrated that the crashes are highly affected by the gap acceptance and the different models are formed to estimate the critical gap for different road sections under homogeneous and heterogeneous traffic conditions. However, it is not possible to definitively conclude the best model to evaluate the gap acceptance factor but can be preferred to reduce the severity of crashes. Nonetheless, most studies remain inconclusive, there is an emerging trend in the literature suggesting the increase of the crash risk at an uncontrolled intersection. Lastly, it is most important to mention the model suitability based on empirical studies commenced under the strong limitations. Consequently, there is a need for research in this area to correlate the gap acceptance with road safety to reduce the severity of accidents to improve the existing transportation system. https://jsdtl.sciview.net/index.php/jsdtl/article/view/142Gap acceptanceuncontrolled intersectioncritical gapcrashesaccidents
spellingShingle Khushbu Bhatt
Jiten Shah
An impact of gap acceptance on road safety: A critical systematic review
Journal of Sustainable Development of Transport and Logistics
Gap acceptance
uncontrolled intersection
critical gap
crashes
accidents
title An impact of gap acceptance on road safety: A critical systematic review
title_full An impact of gap acceptance on road safety: A critical systematic review
title_fullStr An impact of gap acceptance on road safety: A critical systematic review
title_full_unstemmed An impact of gap acceptance on road safety: A critical systematic review
title_short An impact of gap acceptance on road safety: A critical systematic review
title_sort impact of gap acceptance on road safety a critical systematic review
topic Gap acceptance
uncontrolled intersection
critical gap
crashes
accidents
url https://jsdtl.sciview.net/index.php/jsdtl/article/view/142
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