不利天气下广深沿江高速深圳段运行风险评估

摘要

为保证广深沿江高速深圳段不利天气条件下的行车安全，建立了不利天气下的交通运行风险评估模型，通过问卷调查搜集数据，利用专家评价法和层次分析法，计算了不同天气条件下的交通安全风险等级，旨在帮助驾驶员和道路管理者科学辨识周围风险，减少交通事故的发生。%To ensure the traffic safety in the section of Shenzhen on Guangzhou-Shenzhen Riverine Expressway in bad weather. Risk assessment model under adverse weather conditions was developed to make sure of traffic safety. According to data from questionnaire survey,risk levels of traffic safety under various weather conditions were obtained by using expert assessment method and AHP,which would help driver and road manager to identify surrounding driving risk scientifically,to reduce crashes occurring potential.