The Pontevedra estuary bridge over the Atlantic motorway

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Title: The Pontevedra estuary bridge over the Atlantic motorway

Author(s): Fernández Troyano, L.; Manterola Armisén, J-; López Padilla, A.

Publication: ACHE

Volume: 46

Issue: 196

Appears on pages(s): 14-Sep

Keywords:

Date: 1/3/1995

Abstract:
The main features of the bridge over the Pontevedra Estuary in the Atlantic motorway are shown. The whole bridge made of prestressed concrete is 700 m long and its divided into three different parts by half-joints. The intermediate one has two main spans 120 m long with a variable depth box girder. The side spans are 40 m long with a constant depth box girder. A detailed description of the design process and its construction follows. The main spans have been built by the free cantilever system with a provisional cablestayed system in the final stages.


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