1.(00.0km,0870m)START-END WEST: low point along Riu de la Vantsa 2.(07.3km,1273m)Collado de l'Arnat 3.(09.0km,1340m)TOP: Collado de l'Arnat s(u) 4.(25.0km,0560m)START-END EAST: bridge over river le Segre at jct with road to La Seu d'Urgell