The T1 is a Trunk road in Tanzania.

The road runs from the intersection of Morogoro Road/Bibi Titi Mohamed St in Dar es Salaam all the way to Zambian border at Tunduma.

The route is approximately 924 km (574 mi).

[1] The T1 in its entirety forms the Tanzanian part of the Tanzam Highway.

The road is a major road artery between Dar es Salaam and the cities in the Southern Highlands of Tanzania.