Abstract
In maintenance process of concrete bridges, management engineers' share for the bridges increases. For reducing engineers' share, it is necessary that the presented business process is innovated, and new business process is constructed. CALS should be realized.
In this study, the new maintenance business process model is aimed for realization of CALS in concrete bridges. Information models needed in new business process was constructed. The required function for new maintenance business process was analyzed for accumulating, referring, and utilizing information through lifecycle. For realizing the required function, member information model and business information model was constructed.
