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Accidents · NTSB SEA94LA150 · Final report

Amateur-built RV-6A accident near Crowheart, Wyoming, June 17, 1994

On June 17, 1994, a amateur-built RV-6A, registered N48TS, was destroyed in an accident near Crowheart, Wyoming. It was a personal flight under general aviation rules (Part 91). 1 person was seriously injured and 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

THE PILOT IN COMMAND'S FAILURE TO MAINTAIN ADEQUATE ALTITUDE. A FACTOR WAS DOWNDRAFT CONDITIONS.

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

What the record shows

Date
June 17, 1994
Place
Crowheart, Wyoming · map
Type
Accident
Injuries
1 person was seriously injured and 1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Amateur-built RV-6A
Registration
N48TS · registry record · serial TNS-1
Damage
Destroyed
Flight
Personal flight · general aviation rules (Part 91)

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

THE PILOT AND PASSENGER DEPARTED ON A LOCAL SIGHTSEEING FLIGHT INTO MOUNTAINOUS TERRAIN. DURING THE FLIGHT THEY ENCOUNTERED STRONG WIND CONDITIONS AND THE PILOT DECIDED TO RETURN TO HIS RANCH AND LAND. THE PASSENGER REPORTED THAT DURING THE COURSE REVERSAL A GUST OF WIND SLAMMED THE AIRCRAFT TO THE GROUND.

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
  • Flight time: 2,101 hours in all; 98 in this make and model; 30 in the last 90 days; 19 in the last 30 days; 1,813 as pilot in command
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 98 hours
  • Last inspection: inspection type not recorded, August 2, 1993; 98 hours since
  • Maximum gross weight: 1,600 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Lycoming O-360 (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 350° at 5 knots
  • Visibility: 50 statute miles
  • Sky: broken clouds at 10,000 ft; scat at 5,000 ft
  • Temperature: 64°F (18°C), dew point 45°F (7°C)
  • Altimeter: 30.00 inHg
  • Observation at 11:45 pm from RIW, 40 miles away

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

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 N48TS the same tail number, which may have belonged to a different aircraft at the time

2011-01-06ERA11FA107 · accident near Birmingham, AL · substantial damage · fatal

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.