1. Professor, Sustainable Infrastructure Research and Development Center, Khon Kaen Univ., 40002, Thailand.
2. Ph.D. Candidate, Dept. of Civil Engineering, Faculty of Engineering, Khon Kaen Univ., 40002, Thailand.
3. Ph.D., Dept. of Civil Engineering, Rajamangala Univ. of Technology, Phra Nakhon Piboon Songkram Road, Bangsure, Bangkok, Thailand 10800 (corresponding author).