Rachata Prommapong
<p>Infrastructure and Rail Transportation Technologies Research Unit, Department of Civil Engineering, Faculty of Engineering<br />and Architecture, Rajamangala University of Technology Isan, Nakhon Ratchasima</p>
Thailand

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

Sermsak Tiyasangthong
<p>Infrastructure and Rail Transportation Technologies Research Unit, Department of Civil Engineering, Faculty of Engineering<br />and Architecture, Rajamangala University of Technology Isan, Nakhon Ratchasima</p>
Thailand

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