Casualties unknown

Mid-Air Collision Between Cessna 185 and Mooney M-20 at Runway 21/31 (N5878T)

Hammonton, NJ, US

On December 7, 1986, a Cessna 185D (registration N5878T) was involved in an aviation accident near Hammonton, NJ. 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 2026-07-04Data APIEditorial standards

A Cessna 185 and a Mooney M-20 collided after the Cessna attempted a steep climbout on takeoff from runway 21 while the Mooney was landing on the same runway. Warnings on UNICOM were not acknowledged. Both aircraft burned and came to rest about 1300 feet down the runway.

Accident Overview

A mid-air collision occurred between a Cessna 185 and a Mooney M-20 at an airport served by runways 21 and 31. The incident took place while the Cessna 185 was attempting a steep climbout during takeoff from runway 21, and the Mooney was making a landing to the same runway. Another aircraft attempted to warn both airplanes over the UNICOM frequency, but neither responded to the three calls, and both continued their operations.

Sequence of Events

The collision occurred approximately 400 feet from the approach end of runway 31. After the collision, both airplanes came to rest about 1,300 feet down the runway in a grassy area between the taxiway. Both aircraft burned.

Damage

The Mooney M-20's left outboard wing panel was struck several times by the Cessna 185's propeller blades. The Cessna 185's vertical fin was deflected left of its installed position.

Frequently asked questions

What happened in the 7 Dec 1986 Cessna 185D accident near Hammonton, NJ?

A Cessna 185 and a Mooney M-20 collided after the Cessna attempted a steep climbout on takeoff from runway 21 while the Mooney was landing on the same runway. Warnings on UNICOM were not acknowledged. Both aircraft burned and came to rest about 1300 feet down the runway.

What aircraft was involved and where did it happen?

The accident on 7 Dec 1986 involved a Cessna 185D, registration N5878T, at Hammonton, NJ.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X35294. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.