Research conclusions: The transportation equity indexes are the main elements in evaluation of the transportation equity, butchoice ofevaluation indexes are ofblindness and randomness atpresen.t By studying, the definition of the transportation equity is offered on the base of capacity -supply equity. Meanwhile, the eight basic principles forchoosing the transportation equity indexes are presented, namely, relativity, clear definition, consistency, correct incentive, flexibility, objectivity, practicality and comparability. The properworking process and requested information for choosing the indexes are also given ou.t From the study on chossing the indexeswithWilson entropy mode,l it is concluded by following these principles, requested information and working process, the selected indexes can be examined, and the new reasonable indexes can be selected forevaluation of the transportation equity evaluation.