Cessna 172M Aircraft VH-UGC and Piper PA28-180 Aircraft, VH-UQN Parafield Airport SA, 01 February 1976

At approximately 1216 hours Central Summer Time (CSuT) on 1 February 1976, a Piper PA28-180 Cherokee Archer aircraft, registered VH-UQN, and a Cessna 172M aircraft, registered VH-UGC, collided in flight at a height of about 250 feet, while both aircraft were on final approach for landing on Runway 15 Left at Parafield Airport, Adelaide, South Australia. The aircraft remained locked together following the collision and dived almost vertically to the ground 835 metres before the threshold of the runway. The sole occupant of the Piper and the four occupants of the Cessna were killed.