1 fatality

Fletcher Aircraft Collides with Ground During Topdressing Operation, Pilot Killed (ZK-BOK)

Naike, New ZealandFlight

On January 19, 1963, a Fletcher FU-24 (registration ZK-BOK) operated by James Aviation was involved in an aviation accident near Naike, New Zealand in flight. One person was killed. Investigators recorded the probable cause as: The accident resulted from a collision with the ground which, for reasons undetermined, the pilot was unable to avoid. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 5 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-12Data APIEditorial standards

During a topdressing operation, a Fletcher aircraft struck trees, a fence, and a slope before catching fire. The pilot, Clement Alan O'Neil, 23, was killed. The accident resulted from an unavoidable ground collision for undetermined reasons.

Accident Sequence

The pilot had been conducting sowing operations throughout the morning. On the final run, the flow of superphosphate stopped at the expected point, but a few seconds later the remaining load was jettisoned. Almost immediately, the aircraft entered a left turn and struck the tops of sapling pine trees. Subsequently, it lost altitude, passed through a fence, crossed a narrow gully, and collided with a steep slope. The Fletcher caught fire, and the pilot lost his life.

Weather Conditions

The flying weather was good with a light westerly wind. Not long before the accident, the wind increased to 10–15 mph and shifted to a northerly direction. Another pilot, operating an aircraft about 5 miles away, reported the onset of turbulence in his area starting around midday.

Pilot and Probable Cause

The pilot was identified as Clement Alan O'Neil, age 23, who was killed in this aerial topdressing accident. According to the official findings, the accident resulted from a collision with the ground which, for reasons undetermined, the pilot was unable to avoid.