As the basic unit of urban system,street is not only an important traffi c link in the city,but also an important carrier refl ecting urban life.As one of the public spaces in the city,streets provide places for various outdoor activities,such as leisure,shopping,social contact and commercial publicity.The number of people and the duration that people stay in the streets for various activities constitute the vitality of streets.The vitality of streets can also be regarded as the vitality of cities to a certain extent.As one of the key infl uencing factors of street vitality,street traffi c accessibility has important research value.Based on the perspective of street traffi c accessibility,the dynamic factors affecting life streets are explored,and the design method of shaping street vitality is discussed through the analysis of practical cases in Nanchang City.
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