Abstract:In response to the national new-type urbanization strategy, mainly focusing on the urban construction projects, the construction of urban infrastructure is deeply promoted in the southwest urban area, the urban functions are put forth effort in the perfection, the urban quality is improved and the comprehensive carrying capacity of cities is reliably enhanced. Thus, the problems in the editing and revision of urban road planning, and the inconsistence of urban strategy development step are caused. Taking the south section of Huaguan Road in Guiyang City as an example, by analyzing and comparing the construction conditions and different schemes of the project, the design essentials of the road are further discussed under the synchronous condition of planning and design of urban roads in the mountainous areas.