Aqueduc romain du Gier - Pont siphon du Garon

Chemin de Barret, 69630 Chaponost

This is the siphon bridge (21 metres high and with 23 arches), which forms part of the Garon siphon built to span the Garon Valley – 115 metres deep and 1,200 metres wide – from Soucieu-en-Jarrest to Chaponost. This bridge supported 10 pipes laid side by side.

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Listing provided by Destination Monts du Lyonnais (updated by the source on 10/07/2026).

Tourist office data: DATAtourisme, Licence Ouverte (French open licence), updated 22 October 2026.