Casualties unknown

1997-07-08: Air Tractor AT-401 (N1509C) — Donald Johnson — Altha, FL

Altha, FL, US

On July 8, 1997, an Air Tractor AT-401 (registration N1509C) operated by Donald Johnson was involved in an aviation accident near Altha, FL. Investigators recorded the probable cause as: the pilot's impairment of judgment and performance due to alcohol which led to his failure to maintain control of the airplane. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 1 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 1781061362Data APIEditorial standards

During takeoff from a runway with asphalt and grass sections, the pilot attempted to dump chemicals when the airplane failed to climb. The aircraft hit a power pole and crashed. The pilot was interviewed and later tested positive for alcohol.

Accident Overview

The accident occurred during a takeoff from a runway that consisted of both asphalt and grass surfaces. The takeoff roll began on the asphalt portion. When the airplane reached the grass section, the pilot stated that he attempted to 'dump' the chemicals approximately 100 feet from the end of the runway because the airplane would not become airborne.

Pilot Statements

The pilot was interviewed at his home by the Sheriff. He reported that upon taking off, the plane would just not get up. He noted that he had flown the airplane earlier without a problem. According to his account, when he dumped the load of chemicals on the runway, the plane went up, hit the top of a power pole with a wing, and then went down into small pines. The FAA inspector's report indicated that the pilot said he had problems with aircraft performance on climbout.

Aircraft Examination

An examination of the airframe and engine did not reveal any discrepancies. No mechanical issues were identified.

Witness Accounts

Several witnesses ran to the crash to aid the pilot. They stated that when they reached the pilot, they saw him stagger and smelled alcohol. The witnesses said they did not see him consume anything before he got into a car (a Bronco) and left the scene.

Toxicology Test

A test taken in the hospital approximately two hours after the accident showed an ethanol level of 143 mg/dl in the pilot's blood.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001208X08464. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.