The rust is one of the main distress of bituminous pavement.But the high temperature stability of bituminous mixture has not been revealed thoroughly so far.Based on general analysis of the acting factors that affect the the high temperature stability,the various tests about the high temperature stability of bituminous mixture conducted are tested by the way of using several representative grading of AC-13C respectively in this paper.Through analyzing the test data,this paper discusses the effect of mixture's grading on the high temperature st...