The invention discloses an extra-long tunnel accident rate prediction method based on geometric conditions and a marking form, and relates to the technical field of tunnel accident rate prediction. The method comprises the following steps: dividing a tunnel into a plurality of areas according to a homogeneous method; analyzing the influence of geometric conditions on the occurrence of tunnel accidents; analyzing the influence of the management and control measures on the occurrence of the tunnel accident; constructing a tunnel accident rate prediction model based on geometric conditions; constructing a tunnel accident rate prediction model based on geometric conditions and a marking form; and calculating the accident rate of the tunnel by using the model and identifying the tunnel road safety risk. According to the invention, for the extra-long tunnel, an accident rate model under a given environment and a marking form is constructed, an influence rule of different geometric factors on a traffic accident rate is disclosed, traffic accident characteristics of the extra-long tunnel are excavated, and the traffic accident rate of the extra-long tunnel is predicted by constructing a traffic accident rate prediction method based on geometric conditions and the marking form for the extra-long tunnel. And support is provided for traffic safety prediction, accident prevention and the like of the extra-long tunnel.
本发明公开了一种基于几何条件与标线形式的特长隧道事故率预测方法,涉及隧道事故率预测技术领域。本发明包括将隧道按照同质法分成若干区域;分析几何条件对隧道事故发生的影响;分析管控措施对隧道事故发生的影响;构建基于几何条件的隧道事故率预测模型;构建基于几何条件及标线形式的隧道事故率预测模型;利用模型计算隧道的事故率并对隧道道路安全风险辨识。本发明针对特长隧道,构建在既定环境和标线形式下的事故发生率模型,揭示不同几何因素对交通事故率的影响规律,挖掘特长隧道交通事故特征,并通过构建基于几何条件和标线形式的特长隧道交通事故率预测方法,为特长隧道交通安全预测、事故预防等工作提供支持。
Extra-long tunnel accident rate prediction method based on geometric condition and marking form
一种基于几何条件与标线形式的特长隧道事故率预测方法
2023-03-07
Patent
Elektronische Ressource
Chinesisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
Extra-long tunnel traffic accident congestion queuing dynamic prediction and control method
Europäisches Patentamt | 2023
|Tunnel traffic accident duration prediction method based on PCA and Adaboost
Europäisches Patentamt | 2021
|Expressway extra-long tunnel fatigue awakening section setting method
Europäisches Patentamt | 2020
|