Casualties unknown

Aircraft Porpoises and Exits Runway During Aborted Takeoff (N84GT)

White Plains, NY, US

On September 2, 2007, a Trinidad TB-20 (registration N84GT) operated by Laurence M. Weiss was involved in an aviation accident near White Plains, NY. Investigators recorded the probable cause as: The pilot's failure to obtain adequate airspeed for takeoff which resulted in a stall, runway overrun down an embankment, and collision with a fence. A factor in accident was the pilot not utilizing the full length of the runway for takeoff. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

During takeoff, a pilot aborted due to a stall, but the aircraft porpoised, slid off the runway, and struck a fence before stopping. Runway 29 at intersection H was used.

Accident Summary

A pilot aborted a takeoff after the aircraft began to stall, resulting in a runway excursion and collision with a fence. The aircraft entered the runway at intersection H and was observed porpoising before skidding off the end of the runway and down an embankment.

Pilot Account

The pilot stated to a New York State Police Officer that while attempting to take off from the runway, the aircraft began to stall. He attempted to abort the takeoff but was unable to fully stop. The aircraft slid off the runway and impacted a fence before coming to a stop.

Witness Observations

Witnesses reported observing the airplane enter runway 29 at intersection H. Shortly after, the airplane was seen porpoising toward the end of the runway before it skidded off the end of the runway and down an embankment.

Runway Information

Runway 29 measures 4,451 feet in length and 150 feet in width. Intersection H is located approximately one third of the way down the runway from the approach end.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20071017X01596. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.