1. Department of Civil Engineering, Diponegoro University, Semarang, Indonesia
2. Department of Civil Engineering, Petra Christian University, Surabaya, Indonesia
3. World Class Research Program, Universitas Diponegoro, Semarang, Indonesia
4. Department of Architecture, Graduate School of Engineering, Nihon University, Koriyama, Japan
5. Department of Architecture, College of Engineering, Nihon University, Koriyama, Japan