TABLE 10 Full Marginal Cost by Categories for a Trip Distance Range of 9 to 15 Miles,,,,,, ,,,,,, Operating cost (dollars),Congestion cost (dollars),Congestion externality,Accident* cost (dollars),Infrastructure cost (dollars) ,Air pollution cost (dollars),Noise cost (dollars) 1.389,3.786,0.635,1.009,0.062,0.114,0.158 * Accident externality = marginal accident cost. Average accident cost = 1.009 – (1.009/1.52) = 0.345,,,,,,