1. Department of Building Surveying, Faculty of Built Environment, Universiti Malaya, Kuala Lumpur, Malaysia
2. Centre for Building, Construction & Tropical Architecture (BuCTA), Department of Building Surveying, Faculty of Built Environment, University Malaya, Kuala Lumpur, Malaysia
3. Department of Civil Engineering, College of Engineering, Northern Border University, Arar, Saudi Arabia
4. Faculty of Civil Engineering Technology, Universiti Malaysia Pahang Al-Sultan Abdullah, Kuantan, Pahang, Malaysia