本文简要介绍了我国大城市市区道路交通状况,分析了道路交通拥挤形成的主要原因。根据我国国情提出了解决大城市道路交通拥挤的主要思路,即以解决交叉口延误为重点对象以加强交通供需管理为主要手段,按照公交优先、综合治理的原则解决这些交通问题。文章对交叉口延误问题进行了简要分析,并指出进一步研究的要点。 This article briefly introduces the road traffic conditions in urban areas of China’s big cities and analyzes the main reasons for the formation of road traffic congestion. According to China’s national conditions, the main idea of ​​solving the traffic congestion in big cities is to solve the traffic problems by focusing on the solution of the delay of intersections with the aim of strengthening the management of transportation supply and demand and focusing on bus priority and comprehensive governance. The article briefly analyzes the problem of intersection delay and points out the points for further research.