Casualties unknown

1998-05-07: Air Tractor AT-402 (N91660) — Forrest City, AR

Forrest City, AR, US

On May 7, 1998, an Air Tractor AT-402 (registration N91660) was involved in an aviation accident near Forrest City, AR. Investigators recorded the probable cause as: The pilot's failure to maintain clearance with terrain. Factors were the sunglare and the pilot's restriction to visibility due to chemicals on the windshield. 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

An agricultural airplane struck a rice levee after herbicide residue on the windshield impaired visibility. The pilot attempted to use the window washer, but it was ineffective. The impact damaged the propeller and tore off the landing gear, leading to an engine failure and forced landing in a vacant field.

Accident Details

An agricultural airplane engaged in herbicide spraying over a rice field experienced a collision with a levee after the windshield became obscured by chemical residue. According to the pilot, after completing six passes over the field, drifting chemicals had accumulated on the windshield, significantly reducing visibility.

The pilot reported using the airplane's window washer in an attempt to clear the windshield, but the washer proved ineffective. On the subsequent pass, while traveling from west to east into the rising sun, the main landing gear of the aircraft struck a rice levee.

Damage and Aftermath

The impact caused damage to the propeller and tore off the landing gear. Following the collision, the engine lost power. The pilot then executed a landing on a vacant field located across the road from the field being sprayed. The airplane came to rest in an upright position.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X10060. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.