Bridges_+presentation

It's located next to the Park of Nations, on the eastern end of Lisbon- Portugal. It crosses the Tagus River about 20 km upstream from the 25th April Bridge, located in the heart of Lisbon. It opened a second north-south corridor and is part of a new road corridor to Spain It is the longest cable-stayed bridge in Europe and one of the largest of its kind in the world  Its structure is made of reinforced concrete with main decks stayed to central H-shaped pylons.  Its construction began on February 1995, and it opened to traffic on March 1998.  It was completed on a tight schedule to allow easy access to the Expo '98 site, adjacent to the bridge.  Its the second bridge that crosses over the Tagus river, working as an alternative north-south traffic link to bypass Lisbon and reduce traffic congestion in the capital.
 * Vasco da Gama Bridge **

**Solkan Bridge ** It's located over the Isonzo river near Nova Gorica in western Slovenia The first Solkan bridge was built during the Austro-Hungarian Empire, and it was destroyed during the First World War by Austrian troops in retreat. It allowed the passage of the railway line on the Isonzo River in Trieste. It opened in 1906, which was part of the railroad Transalpine: a second rail link between Trieste and the rest of Austria, an alternative to the Southern line. It was rebuilt during the fascist period, after a brief period when it was temporarily replaced by an architrave structure in iron, that is still considered a masterpiece of engineering. Nowadays It's is a 220-meter long stone bridge With an arch span of 85 meters it is the second longest stone arch in the world and the longest stone arch among train bridges. This bridge still exists, and is very similar to the first one, with the exception of having only four sub-arches instead of the original five.

** Eiserner Steg ** The Iron footbridge ( Eiserner Steg) is located in Frankfurt-Main, in Germany <span style="display: block; font-family: Verdana,Geneva,sans-serif; text-align: center;">The first Eiserner Steg was built in 1869, thanks to the citizens iniciative to built it with their money and later place a tool both to recover their invesment. Frankfurt needed another bridge appart from the Alte Bruecke bridge (Old bridge) to go acroos the Main, connecting the center of Frankfurt with Sachsenhausen. <span style="display: block; font-family: Verdana,Geneva,sans-serif; text-align: center;">The first bridge was too low for the ships to pass under, so in 1911 was elevated from the sea level. <span style="display: block; font-family: Verdana,Geneva,sans-serif; text-align: center;">In WWII the bridge was destroyed by the germans, to prevent the crossing of the allies forces. <span style="display: block; font-family: Verdana,Geneva,sans-serif; text-align: center;">It was rebuilt in 1946 ans still exists, and it looks like the one of the original design, with a neo-Gothic style. <span style="display: block; font-family: Verdana,Geneva,sans-serif; text-align: center;"> <span style="display: block; font-family: Verdana,Geneva,sans-serif; text-align: center;">