Viaduc de la Sioule, Concrete bridge in Bromont-Lamothe, France

The Sioule Viaduct is a motorway box-girder bridge carrying the A89 over the Sioule at Bromont-Lamothe in the Puy-de-Dôme. Its pale grey deck curves gently on tall vertical concrete piers, each pierced near the top by a rectangular opening. It stands above bare trees and a distant hill, with dense green trees partly hiding the pier bases.

The Sioule Viaduct is a box-girder motorway bridge carrying the A89 over the Sioule at Bromont-Lamothe in the Puy-de-Dôme. The sources give no construction dates, so the 2003–2005 figures in earlier descriptions are unsupported. Its deck rests on tall vertical concrete piers, two of which show a rectangular opening near the top.

The viaduct carries the A89 motorway over the Sioule valley at Bromont-Lamothe, in the Puy-de-Dôme. Drivers pass it as a link on the route between Clermont-Ferrand and Bordeaux, and its box-girder deck is a landmark of the local road network.

The structure is designated for traffic on the A89-E70 motorway and can be crossed as part of normal driving routes. The best views are available from nearby rest areas and scenic pullouts along the highway.

The Sioule Viaduct is a box-girder motorway bridge carrying the A89 over the Sioule at Bromont-Lamothe in the Puy-de-Dôme. Its deck runs on tall pale-grey concrete piers, each pierced near the top by a rectangular opening, a detail visible from the valley below.