Abstract
The purpose of this study is to propose the reasonable method for effective public building construction process. Public building service administration is necessary to make efficient public building supply and demand program. As a result, current public building precess need four steps(organize public assets, various process, establish public building service administration, design criteria). 1. Planning phase : Participation of Private Experts is guaranteed to enhance public building's function such as welfare, entertainment. 2. Design Phase : Detailed design review makes efficient and user oriented public building. 3. Construction Phase : Public Architect solve various problems among the participator especially in case of government local building construction. In conclusion, well formulated design criteria and Public building service administration make public building efficient in various field.