Viaduct over the glen of Lorupe
The idea of building a road to cross the ravine was conceived in the 1950s and 1960s, when a small-radius (70-250 m) road with a very steep rise and fall (5-6%) profile was traced around a mill near Lorupe.
The idea of building a road to cross the ravine was conceived in the 1950s and 1960s, when a small-radius (70-250 m) road with a very steep rise and fall (5-6%) profile was traced around a mill near Lorupe.