China Qingdao Traffic Operation Index
The data comes from the Qingdao Public Security Traffic Information Service Network, which provides the city's traffic index and is a comprehensive system. The traffic operation index is a comprehensive index for the theoretic evaluation of the overall operation of the road network. Compared with the traditional parameters such as vehicle speed and flow, it has the characteristics of being intuitive and simple. The traffic index allows people to understand the degree of traffic congestion more clearly, so as to have an intuitive and quantitative understanding of the city's overall traffic, and provide a useful reference for citizens to travel. In Qingdao Public Security Traffic Information Service Network, the traffic index ranges from 0 to 10 and is divided into 5 grades, namely smooth (0-2], basic smooth (2-4), mild congestion (4-6] , moderate congestion (6-8] and severe congestion (8-10].
According to the traffic operation index provided by the Qingdao Public Security Traffic Information Service Network, the data period is from March 1, 2022 to March 7, 2022, a total of seven days of data, and the data is the traffic operation index measured every five minutes.