The social requirements to building construction projects are to discharge the accountability that should disclose building construction process and discharge participating professionals' responsibilities. In order to satisfy them, this paper tries to propose the designing method of organizational structures for the building construction projects. The following procedure is employed in this study. First, the components of an organizational structure are identified as subsystems that perform allocated functions. Second, the indicators represented relationships among the components are analyzed from the view points of discharging the accountability. Third, the organizational structure is designed by organizing the components under applying the indicators.
