Building Method and Application of BIM-Based Urban Viaduct Family Library

In recent years, with the urbanization process speeding up unceasingly, more and more people flow into the city, and traffic jams become one of the main factors restricting people's fast rhythm life. Urban viaduct appears at this background. The building method and application in construction of BIM-based urban viaduct family library is introduced in details, like classification of members in urban viaduct family library, production of members, modeling of viaduct, etc., and the building method of the family library of some viaduct engineering and its application in model building are given as an example.