New Troja Bridge in Prague–Structural Solution of Steel Parts

The “Troja Bridge” in Prague, with the main span 200,4m is under construction now. The deck is 36m wide including the walkways. The bridge crosses the Vltava River and it will serve for tram, car and pedestrian traffic between Prague districts Troja and Holešovice. The paper introduces description of the structural solution of steel parts of the bowstring-arch type bridge with two twins of inclined network type webs. Activation and prestressing process of the tie-rods are described here.