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Accidents · NTSB MIA08CA178 · Final report

Dehavilland DH82A accident near Sevierville, Tennessee, August 30, 2008

On August 30, 2008 at about 8:20 pm local time, a Dehavilland DH82A, registered N80660, was substantially damaged in an accident during initial climb near Sevierville, Tennessee (Seymour Air Park airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

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The NTSB's probable cause their words, unchanged

The failure of the wooden propeller.

Source: NTSB aviation accident database, copy made October 4, 2026. Docket and reports at the NTSB.

What the record shows

Date
August 30, 2008 · about 8:20 pm local time
Place
Sevierville, Tennessee · Seymour Air Park · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Dehavilland DH82A · all DH82As on the register
Registration
N80660 · registry record · serial 82473
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

During takeoff, at about 100 feet in the air, near the end of the runway, the pilot heard a loud bang and immediately felt an increasing vibration. He reduced engine power and maneuvered to return to the runway. As he lined up for the runway, the engine was producing power but he felt no thrust. The airplane lost altitude and the pilot landed in a rough pasture short of the runway. The landing gear separated and the left wing buckled before coming to a stop. Post-accident examination of the airplane by a Federal Aviation Administration inspector revealed the brass tip separated from the wooden propeller and the blades separated to the hub section. The missing pieces of propeller were not located.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Off-field or emergency landing during emergency descent
  2. Powerplant sys/comp malf/fail during initial climb defining event

The NTSB's findings

  • cause Aircraft › Aircraft propeller/rotor › Propeller system › Propeller blade section › Failure
  • factor Environmental issues › Physical environment › Terrain › Rough terrain › Contributed to outcome

Pilot

  • Certificate: private
  • Ratings: single-engine land; instrument: airplane
  • Flight time: 2,000 hours in all; 15 in this make and model; 13 in the last 90 days; 10 in the last 30 days
  • Last flight review: January 30, 2008
  • Medical certificate: Class 3 (with waivers/limitations)
  • Seat: rear
  • Injury: no injuries

The aircraft

  • Airframe total time: 24 hours
  • Last inspection: condition inspection, April 25, 2008; 24 hours since
  • Maximum gross weight: 1,726 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Dehav Eng GIPSY MAJOR (piston); 0 hours total

The flight

  • Departed from: TN20 Sevierville TN
  • Destination: TN98 Knoxville TN
  • Flight plan: not recorded

Weather at the time

  • Light: daylight
  • Visibility: 6 statute miles
  • Sky: clear
  • Temperature: 66°F (19°C), dew point 63°F (17°C)
  • Altimeter: 30.04 inHg
  • Observation at 5:53 pm from KTYS, 11 miles away

Injuries

FatalSeriousMinorNone
Flig1

About this page

Everything above comes from the NTSB's public accident database: the narrative, probable cause and findings are the NTSB's own words, and the coded tables behind its report (pilot, aircraft, flight, weather, injuries, sequence of events) are written out in plain English. Pilots' ages, home towns and medical details are left out on purpose. The docket at the NTSB holds the report as a PDF and the investigation's photographs and documents. This site never names pilots, passengers or anyone else involved. A preliminary report describes what is known soon after the event and can change; the final report, with the probable cause, usually follows one to two years later and this page is refreshed when it does. Case number MIA08CA178.