THE PILOT WAS MAKING AN OFF AIRPORT LANDING ON A GRAVEL ROAD WHEN THE ACCIDENT OCCURRED. HE WAS LANDING TO THE SOUTH WITH WINDS FROM AN EASTERLY DIRECTION AT 12 KNOTS GUSTING TO 15 KNOTS. THE PILOT STATED THAT WHEN HE REACHED A CREST IN THE ROAD, THE AIRPLANE WEATHER VANED INTO THE WIND AND THE LEFT WING CONTACTED A FENCE POST. THE AIRPLANE THEN VEERED 90 DEGREES AND THE RIGHT MAIN GEAR CONTACTED ANOTHER POST.