Saint-Gervais Viaduc

Road bypass round the Saint-Gervais town centre

Bridges

France, 2010 - 2012

General description

Construction of a bridge across the Bonnant Gorge as part of the road bypass around the centre of Saint-Gervais.

MAIN CHARACTERISTICS

- 250-m-long bridge.

- Composite steel–concrete lattice-girder bridge with 170-m-long central span.

- Superstructure depth varies from 11 m at piers to 3.5m mid-span.

- Total width of 11.90 m.

- Built by the progressive cantilever method

Consortium

Groupement : BOUYGUES TP RF (lead firm); BENEDETTI

Project owner

HAUTE SAVOIE GENERAL COUNCIL

Key figures

250 m

long

170-m-long

central span

1 month

ahead of delivery schedule

Locations

Associated Projects

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