1.(640m,00.0km)START-END EAST: Lescheraines 2.(900m,11.0km)Aillon-le-Jeune 3.(1134m,14.6km)TOP: Col Des Prés 4.(690m,20.8km)jct with D206, direct approach from Chambery 5.(320m,30.5km)START-END WEST: jct D1006-D21, south of La Ravoire and Chambery