1. Associate Professor, Dept. of Construction Technology and Management, Kwame Nkrumah Univ. of Science and Technology, Private Mail Bag, University Post Office, Kumasi, Ghana. ORCID: .
2. Student, Dept. of Construction Technology and Management, Kwame Nkrumah Univ. of Science and Technology, Private Mail Bag, University Post Office, Kumasi, Ghana (corresponding author). ORCID: .
3. Professor, School of Engineering and the Built Environment, Birmingham City Univ., Birmingham B5 5JU, UK; Faculty of Engineering and the Built Environment, Univ. of Johannesburg, Johannesburg 2006, South Africa. ORCID: .
4. Assistant Lecturer, School of Engineering and the Built Environment, Birmingham City Univ., Birmingham B5 5JU, UK.
5. Dept. of Civil Engineering, College of Science, Engineering and Technology, Univ. of South Africa, Pretoria 0003, South Africa. ORCID: .