Reform of Concepts and Methods for Layout of Regional Highway Network

This paper analyzes the defects and shortcomings of previous theories and methods of highwaynetwork planning in planning ideas,planning objectives,and planning system.Combined with the new problemand requirement facing by highway network planning at present,it puts forward reform of missions and conceptsof highway network planning.Finally,according to regional urban spatial structure and supplemented by traffic data forecast,the integrated planning approach is proposed,which is optimization of urban space,road networkdevelopment objectives,network layout and route planning multi-level progress.