1. Researcher, Faculty of Built Environment, Universiti Teknologi Malaysia, Skudai, Johor 81310, Malaysia (corresponding author).
2. Researcher, Faculty of Civil Engineering, Universiti Teknologi Malaysia, Skudai, Johor 81310, Malaysia.
3. Associate Professor, Faculty of Built Environment, Universiti Teknologi Malaysia, Skudai, Johor 81310, Malaysia.