Abstract: This paper firstly analyzes the present situation of the BIM technology application in the operation and maintenance stage, in which points out the existing restrictive factors in application, and propose idea of solutions. Following carried out is a case study of an operation and maintenance management program using B-S architecture, to analyze the data storage and information interaction pattern of the BIM-based software on web, and then to further clarify that the web-based 3D display and interaction technology is able to accelerate the BIM application promotion in the operation and maintenance stage