Casualties unknown

Private Pilot Conducts Forced Landing After Engine Failure During Approach (N420FL)

Maryville, TN, US

On November 20, 1993, a Piper PA-28-140 (registration N420FL) operated by Aviation Training Associates was involved in an aviation accident near Maryville, TN. Investigators recorded the probable cause as: THE PILOT'S INADEQUATE INFLIGHT PLANNING, WHICH RESULTED IN FUEL EXHAUSTION PRIOR TO REACHING THE PLANNED DESTINATION. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 2 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

A private pilot en route from Sanford, Florida, to Knoxville, Tennessee, performed a forced landing after the engine failed multiple times during descent. The aircraft came to rest on power lines, and the left wing was severed. No fuel was found at the site.

Flight and Engine Failure

A private pilot was flying a single-engine aircraft from Sanford, Florida, to Knoxville, Tennessee. While descending into Knoxville, the engine stopped. The pilot switched the fuel selector to the left tank after noting the right tank indicated empty. Attempts to restore full power were unsuccessful, and the engine stopped again. When the pilot rocked the wings, the engine briefly restarted before failing once more.

Forced Landing and Wreckage

Unable to maintain engine power, the pilot executed a forced landing. The aircraft came to rest on power lines adjacent to a road. During the impact, the left wing was severed from the airframe.

Fuel Observations and Pilot Report

Personnel at the accident site found no evidence of spilled fuel. The fuel tanks were ruptured and contained no fuel. The pilot reported that he had taken off with 50 gallons of fuel, and at the time the engine first quit, the left tank indicated 6 gallons. The flight duration was 5.7 hours. According to the pilot, the aircraft's cruise power fuel consumption was 8.4 gallons per hour at 75 percent power.

Frequently asked questions

What happened in the 20 Nov 1993 Piper PA-28-140 accident near Maryville, TN?

A private pilot en route from Sanford, Florida, to Knoxville, Tennessee, performed a forced landing after the engine failed multiple times during descent. The aircraft came to rest on power lines, and the left wing was severed. No fuel was found at the site.

What aircraft was involved and where did it happen?

The accident on 20 Nov 1993 involved a Piper PA-28-140, registration N420FL, operated by Aviation Training Associates, at Maryville, TN.

What was the probable cause of the accident?

THE PILOT'S INADEQUATE INFLIGHT PLANNING, WHICH RESULTED IN FUEL EXHAUSTION PRIOR TO REACHING THE PLANNED DESTINATION.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X13688. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.