After the Carnation Revolution which overthrew the remnants of Salazar's dictatorship, the bridge was renamed for April 25, the date of the revolution. Construction took a total of 2,185,000 man-hours of work. À l'occasion du 50e anniversaire de l'inauguration du pont, une pièce commémorative de 2 euros a été émise en 2016. With a total length of 2,277 metres (7,470 ft), it is the 40th largest suspension bridge in the world. From the late 19th century, there had been proposals to build a bridge for Lisbon. The American School of Lisbon was founded at this time to educate the children of the American engineers brought to Portugal to work on the bridge's construction. RODRIGUES, Luís Ferreira (2016). The commission reported in 1934, and proposed building a road and rail bridge. La dernière modification de cette page a été faite le 27 juillet 2020 à 15:55. Bids were obtained. On 6 November 1998, the side walls were extended and reinforced to make space for the present six lanes. Normally, pedestrians cannot walk across the bridge, but every year there is a half-marathon that starts on the south bank and finishes in the north bank (Belem). In 1929, the idea advanced as a Portuguese engineer and entrepreneur, António Bello requested a Government concession for a railway crossing between Lisbon and Montijo (where the Vasco da Gama Bridge, the second bridge serving Lisbon, was later built in 1998). The original builder American Bridge Company was called again for the job, performing the first aerial spinning of additional main cables on a loaded, fully operational suspension bridge. The 25 de Abril Bridge (Portuguese: Ponte 25 de Abril, 25th of April Bridge, Portuguese pronunciation: [ˈpõt(ɨ) ˈvĩt i ˈsĩku ðɨ ɐˈβɾiɫ]) is a suspension bridge connecting the city of Lisbon, capital of Portugal, to the municipality of Almada on the left (south) bank of the Tagus river. Un article de Wikipédia, l'encyclopédie libre. La dernière modification de cette page a été faite le 12 novembre 2020 à 10:43. Le pont du 25-Avril (ou « ponte 25 Abril » en portugais) est le premier pont suspendu au-dessus du Tage, à Lisbonne, au Portugal. Un pont à travées en acier . United States Steel International, Inc. based in New York, was prime contractor for the bridge. The total cost of the bridge came to 2.2 billion Portuguese escudos, or US$32 million (US$225 million in 2011 adjusted for inflation). Forty-five months later (six months ahead of schedule) the bridge was inaugurated on 6 August 1966. Also present were the Prime-Minister, António de Oliveira Salazar, and the Patriarch of Lisbon, Cardinal Manuel Gonçalves Cerejeira. L’ouvrage relie le vieux Porto (partie haute) et le quartier de Ribeira (partie basse) à Vila Nova de Gaia, renommée pour ses caves à vins. When opened, one had to park their car and walk to buy the toll ticket costing 20 escudos. The upper deck carries six car lanes, while the lower deck carries a double track railway electrified at 25 kV AC; the train platform was added in 1999. In 1960, the winner was announced as a consortium headed by the United States Steel Export Company, which had submitted a bid in 1935. > Le pont Long Bien (ou Doumer) au dessus du fleuve rouge à Hanoi sur une ancienne carte postale. L'acier provient de la United States Steel Export Company. Le chantier est pris en charge par la société Daydé & Pillé (et non Eiffel) à laquelle on doit notamment le Grand Palais et pont Mirabeau de Paris. The 25 de Abril Bridge (Portuguese: Ponte 25 de Abril, 25th of April Bridge, Portuguese pronunciation: [ˈpõt(ɨ) ˈvĩt i ˈsĩku ðɨ ɐˈβɾiɫ]) is a suspension bridge connecting the city of Lisbon, capital of Portugal, to the municipality of Almada on the left (south) bank of the Tagus river.It was inaugurated on August 6, 1966.
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