1. Dept. of Civil Engineering, Faculty of Engineering and Built Environment, Univ. Kebangsaan Malaysia, Bangi, Selangor, Malaysia
2. Dept. of Civil Engineering, Faculty of Engineering and Built Environment, Univ. Kebangsaan Malaysia, Bangi, Selangor, Malaysia (corresponding author).
3. Dept. of Chemical and Process Engineering, Faculty of Engineering and Built Environment, Univ. Kebangsaan Malaysia, Bangi, Selangor, Malaysia
4. Dept. of Chemical Sciences, Faculty of Science and Technology, Univ. Kebangsaan Malaysia, UKM, Bangi, Selangor, Malaysia
5. Infrastructure and Transportation Materials R&D, Centre of Excellent for Asset Consultancy, AECOM, Nottingham, England, UK