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Accidents · NTSB DEN99LA138 · Final report

Cessna TU206A accident near Durango, Colorado, August 8, 1999

On August 8, 1999 at about 5:59 am local time, a Cessna TU206A, registered N4835F, was substantially damaged in an accident near Durango, Colorado (Animas Air Park airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 5 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

A worn landing nose gear steering system that diminished the ability to steer the airplane. Factors were improper maintenance by unknown persons, and loose gravel.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
August 8, 1999 · about 5:59 am local time
Place
Durango, Colorado · Animas Air Park · map
Type
Accident
Injuries
No one was hurt; 5 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna TU206A · all TU206As on the register
Registration
N4835F · registry record · serial U206-0535
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

While landing at the completion of a cross-country flight the airplane departed the side of the runway onto loose gravel during landing roll, and the nose wheel assembly separated. Examination of the airplane disclosed that the nose wheel steering assembly was worn, and improper parts had been substituted. As a result, steering control was diminished.

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

Pilot

  • Certificate: commercial pilot
  • Ratings: single-engine land; instrument: airplane; instrument: helicopter; rotorcraft: helicopter
  • Flight time: 1,700 hours in all; 103 in this make and model; 40 in the last 90 days; 6 in the last 30 days; 1,538 as pilot in command
  • Medical certificate: Class 2 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,779 hours
  • Last inspection: annual inspection, May 16, 1999
  • Maximum gross weight: 3,600 lb
  • Seats: 6
  • Landing gear: fixed
  • Engine: Continental TSIO520-HCC (piston); 0 hours total

The flight

  • Departed from: RQE Window Rock AZ at 2:00 am
  • Destination: 5CO0 CO
  • Flight plan: none
  • Runway 1, 5,010 ft by 50 ft

Weather at the time

  • Light: night, dark
  • Wind: from 350° at 4 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 54°F (12°C), dew point 48°F (9°C)
  • Altimeter: 30.00 inHg
  • Observation at 5:53 am from DRO

Injuries

FatalSeriousMinorNone
Crew1
Passengers4

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Other NTSB records under N4835F the same tail number, which may have belonged to a different aircraft at the time

2004-10-02LAX05CA001 · accident near Nogales, AZ · substantial damage · no injuries

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.