Benefit Measurement Method Aimed at Application of Consumer Surplus Approach

In this paper, the travel demand forecasting method for measuring benefit of the road project more accurately from consumer surplus approach based on an economic theory and the travel demand forecasting method (traffic assignment method) applicable in the present business were arranged. Based on these examination results, the user equilibrium assignment with expressway diversion function was proposed, as the travel demand forecasting method for measuring benefit more accurately from an economic theory. The user equilibrium assignment with expressway diversion function is the model which is developed from the user equilibrium assignment based on the 1st principle of Wardrop.