The Fredrikstad Bridge is an arch bridge in the city of Fredrikstad in Østfold county, Norway.[1] It crosses the river Glomma, and connects the western and eastern parts of the city. The bridge is 824 metres long, with a main span of 196 metres. The sailing height is 39,5 metres. The bridge was opened August 18, 1957, by the then crown prince Olav. It is a slightly larger copy of the 2 year older Karmsund bridge. The bridge is protected as a national heritage.[2]