Casualties unknown

1993-08-21: Cessna 172N (N75644) — T Craft Aero Club — Lake Fork, ID

Lake Fork, ID, US

On August 21, 1993, a Cessna 172N (registration N75644) operated by T Craft Aero Club was involved in an aviation accident near Lake Fork, ID. Investigators recorded the probable cause as: POOR JUDGMENT OF THE PILOT BY FLYING WHILE UNDER THE INFLUENCE OF ALCOHOL AND A DRUG, HIS CONTINUED FLIGHT INTO AN AREA OF ADVERSE WEATHER, AND HIS FAILURE TO MAINTAIN ADEQUATE CLEARANCE (OR ALTITUDE) FROM MOUNTAINOUS TERRAIN. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 8 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

After being refueled and identified as stolen, a pilot hurriedly departed and collided with a wooded slope. Toxicology revealed alcohol and alprazolam. No preimpact failure was found.

Accident Overview

The aircraft, after landing and being refueled, was identified as stolen. The pilot then hurriedly returned to the aircraft, started the engine, taxied to the runway, and performed an intersection takeoff. Following departure, the aircraft was observed climbing north toward mountainous terrain and subsequently collided with a steep, wooded slope in the mountains.

Investigation Findings

Examination of the aircraft found no preimpact part failure or malfunction that would have resulted in the accident. Local pilots reported that the mountain tops were obscured by weather at the time of the accident. Toxicology tests of the pilot showed alcohol levels of 68 mg/dL (0.068%) in his blood, 89 mg/dL (0.089%) in vitreous fluid, and 115 mg/dL (0.115%) in his urine, along with 0.147 μg/mL of alprazolam in his blood. There was evidence that the pilot's seat belt was not used; his body was ejected from the airplane during impact.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X13257. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.