iFrom the Barrage du Verney near Allemont: about 27.5 km at 4.7%; from Saint-Jean-de-Maurienne, about 30 km at 5.1%; summit 2,068 m A long climb whose modest average hides some sharp ramps, reaching 11% on the Oisans side, so do not judge it by the headline figure. It joined the Tour in 1947. Its…