The Kolbäck Bridge () is a bridge crossing the Ume River in the eastern parts of the city of Umeå in northern Sweden. The bridge connects the island Ön in the river to the mainland on both sides. It crosses Lillån on the west side of the island and Storån on the east side. The total length is 522 meters. It carries 3 lanes of European route E4, though it was originally designed for 2. The bridge was constructed between 1998 and 2001. References External links Bridges completed in 2001 Umeå Cable-stayed bridges in Sweden Buildings and structures in Västerbotten County