1. Universiti Tun Hussein Onn Malaysia,Department of Structural Engineering,Jahor,Malaysia
2. Sana'a University,Department of Civil Engineering,Sana'a,Republic of Yemen
3. Universiti Teknologi PETRONAS,Department of Civil Engineering,Perak,Malaysia
4. College of Engineering A'Sharqiyah University,Department of Civil and Environmental Engineering,Ibra,Oman,400
5. Universiti Tun Hussein Onn Malaysia,Faculty of Technology Management & Business,Johor,Malaysia