A new mathematic model for urban road network capacity was designed,which both incarnated the transportation characteristics of road network and synthetically considered the service level of road network,traffic affection of environment,and so on.

• 设计了既能体现道路网交通特性,又能综合考虑道路网服务水平、交通的环境影响等隐含因素的城市道路网容量数学模型。