Box girder bridge

Grenette Viaduct

viaduc de la Grenette

France La Roche-sur-Grane
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About

The Grenette viaduct is a French railway bridge crossing the Grenette at La Roche-sur-Grane, Drôme. This 947-metre-long beam-caisson bridge, which was commissioned in 2001, carries the Mediterranean LGV. It is extended, immediately south-southeast, by the Tart needle tunnel.