On May 6, 1983, a Cessna 170B (registration N3038A) was involved in an aviation accident near Iraan, TX. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
A witness observed an aircraft performing a loop from low altitude before it crashed and burned. Examination found no mechanical failure; the pilot lacked formal aerobatic training.
Incident Overview
A truck driver reported witnessing an aircraft enter a loop maneuver from approximately 100 feet above ground level while traveling northbound on a highway. The witness lost sight of the aircraft shortly after and then observed a large explosion on the ground where the aircraft crashed and burned.
Pilot Activity and Wreckage Examination
Recent observations indicated the pilot had been performing chandelles and lazy eights at low altitude. Additionally, the pilot had discussed the possibility of looping the aircraft and was advised against it. Examination of the wreckage revealed that the aircraft impacted the ground in a nose-down attitude of 20 to 30 degrees with wings level. No evidence of a preimpact mechanical failure or malfunction was found.
Pilot Training and Aircraft Certification
The pilot had not received formal training in aerobatics. The aircraft was certified for utility category flight.