1. School of Civil Engineering, Engineering and Technology College, Dilla University, P.O. Box. 419, Dilla, Ethiopia
2. Ethiopian Road Authority, Addis Ababa, Ethiopia
3. School of Civil Engineering, SASTRA Deemed to Be University, Thanjavur 613401, Tamil Nadu, India
4. Department of Manufacturing Engineering, School of Mechanical Engineering (SMEC), Vellore Institute of Technology (VIT), Vellore 632014, Tamil Nadu, India
5. School of Mechanical Engineering (SMEC), Vellore Institute of Technology (VIT), Vellore 632014, Tamil Nadu, India