A. Rito, J. Appleton, Portugal
The Figueira da Foz Bridge comprises a 405 m long cable stayed bridge with a steel deck and a main span of 225 m and two prestressed concrete approach viaducts with 45 m spans and a total length of 945 m. The rehabilitation included the strengthening of the towers and the replacement of the anchorage system of the deck of the cable stayed bridge to the transition piers. The rehabilitation of the approach viaducts included the strengthening of the deck main girders by external prestressing and the introduction of new dissipating devices between the deck and the abutments. The general rehabilitation also included local repairing and new surface protection of steel and concrete elements.