This article used grounded theory to identify the risk of the application of BIM technology in architectural design project, and built the index system of the application of BIM technology in architectural design project risk factors (including a total of 21 risk factors indicators), employed the AHP to evaluate, sorted the risk factor index. Use of ISM analysis of indicators of the AHP to get the top ten risk factors, the technique of using difference and enterprise transformation driving force less than two causes of the risk, and no interaction between the two.