- Replacement of the existing T junction of the Southern Outlet south bound off-ramp and the Huon Highway with a roundabout
- Provide a new on-ramp for Kingston to Hobart Traffic
- Provide a new on-ramp for Kingston to Margate Traffic
The Department of Infrastructure, Energy and Resources also upgraded the interchange with the intention of providing a dual-carriage highway south of the interchange some time in the future (see Kingston Bypass).
- "Kingston Transport & Environs Study" (PDF). Department of Infrastructure, Energy and Resources. 2006. Retrieved 30 April 2007.