AD reserved for radio-equipped avions. Possibility of derogation for home based avions. Glider activity reserved for gliders authorized by the AD operator. Access to South hangars : the distance between the two buildings facing hangar 5 is only 17 meters, thus only one avions at a time can be manoeuvring engine running. Gyroplane and helicopter training activity subject to agreement of AD operator. Air navigation hazards Presence of numerous power cables without marking, crossing the Rhône river.