Wisitsak Tabyang
Department of Civil Engineering, Faculty of Engineering, Rajamangala University of Technology Srivijaya, Songkhla
Thailand

Cherdsak Suksiripattanapong
Infrastructure and Rail Transportation Technologies Research Unit, Department of Civil Engineering, Faculty of Engineering and Architecture, Rajamangala University of Technology Isan, Nakhon Ratchasima
Thailand

Sarun Kritson
Phuket NTD. Co., LTD, Phuket
Thailand