No fatalities

Landing Gear Collapses During Taxi at Unspecified Airport (N5829X)

Phoenix, AZ, US

On December 17, 2006, a Piper PA 23-235 (registration N5829X) operated by ON File was involved in an aviation accident near Phoenix, AZ. No fatalities were reported. Investigators recorded the probable cause as: The landing gear collapsed for undetermined reasons while the aircraft was standing on the taxiway with the engines operating. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

During taxi, the right main landing gear of an airplane collapsed. Post-accident examination revealed all landing gear were not in the down-and-locked position, but no mechanical anomalies were found.

Event Description

As the pilot began to taxi the airplane toward the runway, the right main landing gear collapsed. The pilot had already completed the run-up and was preparing for departure. The collapse occurred as the aircraft initiated taxi.

Post-Accident Examination

Following the incident, an examination of the landing gear system showed that none of the landing gear were in the down-and-locked position. Aircraft recovery personnel subsequently cycled the landing gear, after which they were able to secure a down-and-locked position. No mechanical anomalies were noted in the landing gear system.

Frequently asked questions

What happened in the 17 Dec 2006 Piper PA 23-235 accident near Phoenix, AZ?

During taxi, the right main landing gear of an airplane collapsed. Post-accident examination revealed all landing gear were not in the down-and-locked position, but no mechanical anomalies were found.

Were there any fatalities in the 17 Dec 2006 Piper PA 23-235 accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 17 Dec 2006 involved a Piper PA 23-235, registration N5829X, operated by ON File, at Phoenix, AZ.

What was the probable cause of the accident?

The landing gear collapsed for undetermined reasons while the aircraft was standing on the taxiway with the engines operating.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20070123X00084. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.