Installation of the steel structure of a continuous 6-span reinforced concrete bridge with a total bridge length of 420 m and individual spans of 69.0 + 81.0 + 87.0 + 75 + 63.0 + 45.0m. The cross-section of the bridge consists of a pair of steel welded I-beams with a constant height of 4.30 m of S460NL steel and a bonded reinforced concrete slab. The assembly of the steel structure was carried out by the extension method.