Bridges_presentations

= **__VASCO DA GAMA BRIDGE __** =

Vasco da Gama Bridge. The bridge was opened to traffic on 29 March 1998, 18 months after construction first began, just in time for Expo 98, the World’s Fair that celebrated the 500th anniversary of the discovery by Vasco da Gama of the sea route from Europe to India.
 * **Name of bridge **

Lisbon, Portugal.
 * **Location: **



It’s a cable-stayed bridge flanked by viaducts and roads that spans the Tagus River near Lisbon, capital of Portugal. It is the longest bridge in Europe and ninth longest in the world, with a total length of 17.2 km. The main material used is reinforced concrete structure. The center span is cable-stayed, while the approach spans are concrete, box girder spans, which were constructed using the balance cantilever method.
 * **Type of bridge: **
 * **Materials used: **



Its purpose is to alleviate the congestion on Lisbon’s other bridge (25 de Abril Bridge), and to join previously unconnected motorways radiating from Lisbon.
 * **Purpose of the bridge: **

= **__SOLKAN BRIDGE __** =


 * **Name of bridge: **Solkan Bridge.


 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Location: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Solkan, Slovenia.


 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Type of bridge: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Arch Bridge. The Solkan Bridge is the world’s largest arch bridge of worked stone; the bridge has the longest stone arch spanning over a river in the world and the longest stone arch among all railway bridges.


 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Materials used: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Stone.
 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Purpose of the bridge: **<span style="font-family: Arial,sans-serif; font-size: 12pt;"> Constructed because of the need for additional railway connection of Vienna to Trieste.

**__<span style="font-family: Arial,sans-serif;">EISERNER STEG BRIDGE __** <span style="font-family: Arial,sans-serif;"> <span style="font-family: Arial,sans-serif;"> <span style="font-family: Arial,sans-serif;"> <span style="font-family: Arial,sans-serif;">
 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Name of bridge: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Eiserner Steg Bridge.
 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Location: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Frankfurt, Germany.
 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Type of bridge: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Truss Bridge.
 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Materials used: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">The bridge itself is made of iron, the bridgeheads of red sandstone.

<span style="font-family: Arial,sans-serif;">
 * **<span style="font-family: Arial,sans-serif; font-size: 12pt;">Purpose of the bridge: **<span style="font-family: Arial,sans-serif; font-size: 12pt;">It was built as a third bridge across the Main connecting the center of Frankfurt withSachsenhausen. The bridge was for pedestrian use only as there was no space on the Frankfurt side to build access ramps for a road bridge.