Steel flyover in Tarnobrzeg DK871

STEEL FLYOVER IN TARNOBRZEG DK871 – Construction supervision – EXBUD SKANSKA S.A. Building the flyover in Tarnobrzeg by the DK 871 road meant mounting more than 600 tons of steel above a functioning railway and a major road. The bridge consists of more than 20 steel beams weighing more than 20 t. The assembling process required mobile cranes lifting 350 t. At some point, we were forced to erect the structure from both ends at the same time in order to insert the closing element located exactly above the railway. The assembly and integration of this key part needed to be completed in 24 h. We made it...