Casualties unknown

1986-07-02: Piper PA-25-235 (N7099Z) — Bynum, MT

Bynum, MT, US

On July 2, 1986, a Piper PA-25-235 (registration N7099Z) was involved in an aviation accident near Bynum, MT. 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 1781061362Data APIEditorial standards

During takeoff from a gravel road after reloading liquid insecticide, the pilot noticed the left door was not properly closed. After briefly reducing power to close it, the aircraft struck six-foot-high fence posts and impacted the road.

Incident Overview

The aircraft had completed a landing on a gravel roadway to reload liquid insecticide for an aerial application flight. The pilot then initiated a takeoff from the same road. During the ground roll, the pilot observed that the left door was not properly closed. Momentarily reducing engine power, the pilot closed the door and continued the takeoff roll.

Collision with Fence Posts

Immediately after becoming airborne, the aircraft struck fence posts that were six feet in height. These posts were situated adjacent to a cattle guard that crossed the road. Following the impact with the fence posts, the aircraft impacted the road surface.

No further details were provided regarding the aircraft type, registration, operator, location, occupants, injuries, or damage. The sequence of events is as documented in the official investigation source.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X34144. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.