分析影响城市环路撞车严重程度水平的因素,在非车道式异质交通中分析这些因素
V S Vinayaraj1, Vedagiri Perumal1
1Department of Civil Engineering, Indian Institute of Technology Bombay, Mumbai, India.
International journal of injury control and safety promotion
|November 17, 2023
概括
这项研究开发了印度环形车道的碰撞严重性模型,确定了增加受伤风险的碰撞类型和速度限制等因素. 这些发现旨在改善环形车道的安全性和道路使用者的设计标准.
科学领域:
- 交通安全工程 交通安全工程
- 运输研究 运输研究
- 道路安全审计 道路安全审计
背景情况:
- 环路在全球范围内越来越多地实施,但它们在非车道式异质交通中的安全性,特别是在印度,需要进行详细的调查.
- 了解碰撞因素和严重程度对于改善道路用户安全和基础设施设计至关重要.
研究的目的:
- 开发印度非车道式异质交通中圆圈及其周边地区的撞车严重性模型.
- 识别和量化影响环形交叉路口撞车严重性的关键因素.
主要方法:
- 利用了来自20个印度环路 (2015-2019) 的撞车数据.
- 开发了一种有序探头模型来分析碰撞严重程度.
- 进行边际效应分析以量化重大因素的影响.
主要成果:
- 确定了关键因素:刻字圆径,中心岛高度,循环车道,分裂岛,速度限制,碰撞类型,违规行为,碰撞伙伴,碰撞模式,车道标志,街道照明和受害者年龄.
- 角度碰撞增加了14.28%的致命伤害概率;15%的行人撞击;20.6%的特定碰撞模式;和15.60%的碰撞伙伴.
- 背面碰撞 (17%) 和侧面碰撞 (16%) 显示严重伤害的可能性最高.
结论:
- 开发的模型有效地识别了印度环形车道撞车严重性的关键决定因素.
- 调查结果为有针对性的干预提供了基础,以减少碰撞严重程度,并为提高安全性而更新的圆圈设计标准提供信息.
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