1. Institute of Energy Infrastructure, Universiti Tenaga Nasional, Kajang, Malaysia
2. Civil Engineering Department, College of Engineering, Universiti Tenaga Nasional, Kajang, Malaysia
3. Industrial Technology Division, Malaysian Nuclear Agency, Darul Ehsan, Malaysia
4. Department of Engineering Management, College of Engineering, Prince Sultan University, Riyadh, Saudi Arabia
5. Department of Mechanical Design and Production Engineering, Faculty of Engineering, Zagazig University, Zagazig, Egypt