It covers the eastern edge of the Tamar River, from Launceston to the lighthouse at Low Head.

[2][3] Plans for a high-speed East Tamar Highway date back to the 1950s.

[4] Four shielded routes terminate at the intersections of streets in the Launceston CBD.

Because all the involved streets are one-way each route has separate inbound and outbound termini.

Distances from each terminus to a point on the route may not be identical.