1. Department of Structural Engineering, Faculty of Engineering and Technology, Future University, New Cairo, Egypt
2. Department of Civil Engineering, Michael Okpara University of Agric, Umudike, Nigeria
3. Department of Civil and Mechanical Engineering, Kampala International University, Kampala, Uganda
4. College of Agriculture, Engineering and Science, Howard College Campus, University of KwaZulu-Natal, Durban, South Africa