Client: REFER, E.P.E. (Portuguese Rail Network)

Location: Modernization of the North Railway Line - Segment 1.4: Azambuja – Vale de Santarém

Design date: 2004 - 2004

Construction date: 2005 - 2006

Design by: Daniel Sousa (developed at Viaponte, S.A.)

Services: Preliminary Study, Execution Project, Technical Assistance to the Construction

Construction: Mota-Engil, S.A.

Summary: 1300 m long railway viaduct of prestressed reinforced concrete, with a 30 m long standard span, built with movable scaffolding system. The viaduct crosses an alluvial edge along the Tagus river and it is founded 50 m deep in a high seismic risk zone, forcing the adoption of a complex damping system for horizontal actions.

Total length / Span / Height / Width:

1312m / 30m / 12m / 12,3m

Construction cost: 11 500 000,00 €

SANTANA DO CARTAXO VIADUCT