The Adaptability of Urban Traffic Infrastructural Investment and Traffic Demand

Urban traffic supply capacity and feature is much related with traffic infrastructure investment structure which can affect the traffic jam. The paper discussed the relation of traffic investment with traffic demand. And sum up the feature of traffic investment, the coordination models of investment. At last, based on Beijing traffic development program2012, we designed the forecasting plan of public traffic infrastructural investment by using multi-objective optimize approach and computing with Matlab software, and traffic infrastructural investment field, its structure and police suggestion.