The pilot of a replica biplane - type not identified - sustained a fractured leg after his machine impacted the ground shortly after take-off at the Watts Bridge Memorial Airfield north west of Archerfield

Media reports indicate the 65 year-old owner-pilot had just lifted off in his Kilcoy based home-built machine when it suddenly nose-dived into the ground beside the runway

A tug-aircraft - type not identified - landing after towing/releasing a glider as part of a training exercise with a flight instructor and student pilot on board flipped and rolled shortly after touchdown

The 52 year-old instructor and off-duty police officer was initially trapped inside the wreckage and suffered serious head and neck injuries - his 19-year-old trainee pilot also suffered injuries

A trainee pilot landing at Adelaide's Parafield airport lost control of his machine after the wing-tip apparently "clipped the runway"

The 2-seat Grob G-115B was operated by Flight Training Centre based on Parafield airport

Police and emergency services were called to the scene of an aircraft's forced landing at Rowella near Beaconsfield in northern Tasmania - the 2 persons on board the 4-seater home-built were uninjured

The Jabiru J430 was forced to make an emergency landing after the 48 year-old pilot experienced severe vibrations and a loss of engine power