At the junction with the paved road, turn right. At the 1st intersection, turn right towards Saint-Faust on Chemin de Larribère de Talabot.
After the white house turn left on the side of the road, turn left, cross the Juscle and continue on the dirt road which climbs.
Arriving on the flat, a track seems to come from the right, continue straight.
At a place called "Vignau", find the paved road and continue straight to join the RD 502.
At this intersection, turn right to arrive at the car park.