城市市区交通拥堵的现状、原因及对策（The status quo, causes and Countermeasures of traffic congestion in urban areas）.docVIP

城市市区交通拥堵的现状、原因及对策（The status quo, causes and Countermeasures of traffic congestion in urban areas） Author: Guilin municipal Party committee, Qin Shengzhong source: 2007-08-29 09:21:25 First, the basic situation of traffic congestion in urban areas In recent years, with the rapid development of economy and society, many of the urban area of our country gradually began to expand, road construction has increased, traffic is increasing, city traffic has entered a stage of rapid development. However, traffic in many urban areas has begun to appear in many cities in China during the development of urban traffic congestion problems. In many cities, the traffic congestion situation has been relatively serious, showing the following two characteristics: 1. Location fixation. These fixed traffic congestion areas include traffic arteries, commercial concentration sections, traffic lights, lots of roads and pedestrians. 2, time regularity. A lot of the city urban traffic congestion occurs mainly in the following period of time: every day in the rush hour, commuting traffic, traffic flow, traffic travel and leisure business affairs and gather in the same road; on weekends, during the Golden Week travel vehicles than usual increase. Two, causing urban urban traffic congestion is the main reason 1, the growth rate of motor vehicles is too high, and the road traffic flow is increasing day by day. In recent years, the number of private cars in many urban areas has increased year by year, and has shown a growing trend. 2, the road construction can not meet the traffic demand in structure and function. (1) the lack of fast and convenient high-speed circuit around the city makes it necessary for the motor vehicles in many urban areas to go through the urban central area. (2) some traffic roads are not clear, and the road network structure is not reasonable. Many roads have been used for commercial and pedestrian streets. Many roads have become broken roads and can not effectively utili