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Now showing items 1-11 of 11

Critical Traffic Points for Congestion Dependence on Travel Time Indices in Dar es Salaam, Tanzania

1Mahona, J.,; Mhilu2, C.; John2, G.R.; Kihedu2, J.; Bwire3, H. (National Institute of Transport, 2020)

Critical traffic points for occurrence of traffic congestion in urban road networks depend on travel time-delay indices-based information. The rapid growth of population in urban areas jeopardizes the mobility with the ...
Operational Performance of SKF Bearings Carrying Capacity in Tanzania Zambia Railway Authority (TAZARA) Workshops, Dar es Salaam

Nangale, J.S.M.B.; Chang’waro, S.K. (National Institute of Transport, 2020)

Proper maintenance and fixing of the right bearings offer a significant cost reduction, longer service life and improve wagon performance. The study examines the operational performance of SKF bearings 16375018-11 ...
Transition to Compressed Natural Gas Rickshaws for Urban Mobility: a Case of Dar es Salaam City

Gerutu1, G.B; Mohamed2, C.H.; Chombo2, P.V.* (National Institute of Transport, 2021)

In Dar-es-Salaam, Tanzania, rickshaws are chiefly employed as taxis in short distant trips. However, due to increased demand and urban traffic congestion, rickshaws have become a major source of pollution in the city. ...
Risk Assessment for Battery Electric Vehicles’ Occupants during Fire Accident

Mohamed1, C.H.; Gerutu2, *G.B.; Chombo1, P.V. (2021)

The battery electric vehicle (BEV) is a promising technology for decarbonizing cities and reducing reliance on fossil fuels. However, the main barrier to its widespread adoption is the issue of safety. This study ...
Energy Harnessing from Bus Rapid Transit Vehicles through Deformable Speed Bumps: a Case of Dar es Salaam BRT System, Tanzania

*Mashi, O.K.1 O.K.1; Huseyin2, I.; Mganilwa3, Z.M.D. (National Institute of Transport, 2021)

Bus Rapid Transit (BRT) system is an effective way of commuting passengers in cities. This study investigates possibility of harnessing energy from weights of the bus rapid transit vehicles. An experimental method was ...
Operational Performance of SKF Bearings Carrying Capacity in Tanzania Zambia Railway Authority (TAZARA) Workshops, Dar es Salaam

Nangale, J.S.M.B.; Chang’waro, S.K. (National Institute of Transport, 2022)

Proper maintenance and fixing of the right bearings offer a significant cost reduction, longer service life and improve wagon performance. The study examines the operational performance of SKF bearings 16375018-11 ...
Evaluation of Compressor Anti-Surge Control During Unexpected Shutdown

* 1 Mwita, L.C; Geoffrey2, R.J. (National Institute of Transport, 2022)

Compressors play significant roles in the oil and gas industries. Compressors’ operating points shift to the surge line during startup or emergency shutdown as the flow decreases. Surge causes a compressor to lose the ...
The Influence of Asphalt Concrete Underlayment on Slope Stability of the Ballasted High-speed Railways

Lugeiyamu*, 1Lameck; Mensahn, 2Elvis S K; Coffi Zonou, 3Marius (National Institute of Transport, 2023)

In recent years, a hot mix asphalt layer, known as an underlayment, has been replacing granular sub-ballast in high-speed and heavy haul tracks, aiming to overcome the limitations of traditional ballasted railways. ...
Experimental Investigation of Exhaust Gas Emission Status in Tanzania: A Case Study of National Institute of Transport Vehicle Inspection Center – Dar es Salaam

Khalfan1, *Omari M.; Nabora2, Christian; Mgaya 3, Prosper L. (National Institute of Transport, 2023)

Exhaust gas emission is a by-product of air and fuel combustion in vehicle engines. It is a crucial contributing factor to air and environmental pollution that authorities emphasize controlling to mitigate the health ...
Realizing the Benefits of Tanzania’s Standard Gauge Railway Flagship Project. A Marketing Mix Perspective

Muya1, *Francis; Mganilwa2, Zacharia M.D.; Mgaya 3, Prosper L. (National Institute of Transport, 2023)

The Government of Tanzania has invested heavily in Flagship Projects specifically the nation's transport infrastructures to ensure that every part of the country is accessible. These include road and railway infrastructures, ...
Structural Response of the Ballasted Railway Tracks with Partially Replaced Bitumen by Recycled Plastic Wastes

Lugeiyamu*, 1Lameck; Mensahn, 2Elvis SK (National Institute of Transport, 2024)

This study addresses challenges of cracking and durability faced by conventional dense graded asphalt mixtures (DGA) in hybrid railway tracks. Stone mastic asphalt (SMA), known for superior performance but hindered by ...

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