Buruhan Haji Shame
1) Graduate School of Engineering, Sebelas Maret University, Surakarta, 57126, Indonesia. 3) The Ministry of Infrastructure, Communication and Transportation, Zanzibar, 71202, Tanzania.

Dominicus D. D. P. Tjahjana
Graduate School of Engineering, Sebelas Maret University, Surakarta, 57126,
Indonesia

. Ubaidillah
1) Graduate School of Engineering, Sebelas Maret University, Surakarta, 57126, Indonesia. 2) Mechanical Engineering Department, Islamic University of Madinah Al Munawwarah, Madinah, 42351, Saudi Arabia.

Mohammad Aziz
The Institute of Industrial Science, University of Tokyo, Tokyo, 113-0033,
Japan

Manala T. Mbumba
Department of Transport Engineering and Technology, National Institute of Transport, Dar es Salaam, 255,
Tanzania, United Republic of