Mattila graded interchange
The Mattila graded interchange will connect the Lappeenranta-Vaalimaa road to main road 6. The Mattila graded interchange is the most important entrance corridor to Lappeenranta city. A traffic roundabout was built to the south of the graded interchange n autumn 2009. Furthermore, noise protection will be built along the residential areas and the graveyard. The graded interchange area will be completed towards the end of the first phase of the main road 6 project, in 2010.
