Erection of access stairways on the bridge piers and building of a platform suspended 30m from the bridge top for construction of the A41 Annecy-Genève motorway near Bonneville (Haute Savoie).
Access stairways, A41 Bonneville
Erection of access stairways on the bridge piers and building of a platform suspended 30m from the bridge top for construction of the A41 Annecy-Genève motorway near Bonneville (Haute Savoie).
