초록
Roads are places for transportation. Arterials are especially considered to be important for vehicle traffic. A lot of experts point out that the main problems of traffic congestion in many large cities bring about loss of the function of the arterials. The dysfunction causes an unwanted situation that can't be distinguished by breaking the hierarchy of the system. It presents many difficulties in building a main road system and a management policy of urban traffic. For that reason, it's not only hard to make the investments' order of priority in building a new road or repairing, but also painful to apply a proper method of traffic operation. With establishing, an arterial system as soon as possible, it needs to be formed a frame of traffic policy and a step to remodel a city with national competitive power. In this study it is to know the relative concentration with analyzing the arterials in Ulsan city by the program of Axwoman, a kind of GIS program then to find out any relations between the relative concentrate degree and road function.