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Accidents · NTSB ANC93LA051 · Final report

Cessna 170 accident near Anchorage, Alaska, April 3, 1993

On April 3, 1993 at about 6:00 pm local time, a Cessna 170, registered N4190V, was substantially damaged in an accident near Anchorage, Alaska (Sky Harbor airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).

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The NTSB's probable cause their words, unchanged

THE PILOT IN COMMAND'S PREMATURE LIFT-OFF. CONTRIBUTING FACTORS WERE THE PILOT'S FAILURE TO ABORT THE TAKEOFF, HIS LACK OF TOTAL EXPEREINCE IN THE TYPE AIRPLANE AND TYPE OPERATION, AND THE SLUSH COVERED RUNWAY.

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

What the record shows

Date
April 3, 1993 · about 6:00 pm local time
Place
Anchorage, Alaska · Sky Harbor · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 170 · all 170s on the register
Registration
N4190V · registry record · serial 18523
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

AFTER MAKING A DOWNHILL TAKEOFF, AND JUST AFTER PASSING THE END OF THE RUNWAY, THE SKI EQUIPPED AIRPLANE DESCENDED AND COLLIDED WITH TREES AND A SNOWBANK. THE RUNWAY WAS COVERED WITH ABOUT 12 INCHES OF SLUSHY WET SNOW. THE 57 HOUR PRIVATE PILOT SAID THAT THE AIRPLANES TAIL WHEEL (NOT EQUIPPED WITH A SKI) DRAGGING IN THE SNOW KEPT THE AIRPLANE FROM GETTING AIRBORNE SOONER. AFTER HE GOT THE TAIL OUT OF THE SNOW, HE ATTEMPTED TO ROTATE BEFORE GAINING SUFFICIENT TAKEOFF AIRSPEED, WHICH PUT THE TAIL WHEEL BACK INTO THE SNOW. THE AIRPLANE GOT AIRBORNE ABOUT 3/4 WAY DOWN THE RUNWAY, THEN FLEW IN GROUND EFFECT UNTIL PASSING OVER THE END OF THE RUNWAY AND LOWER TERRAIN. THE PILOT HAD JUST RECENTLY PURCHASED THE AIRPLANE, AND FLEW IT (FOR THE FIRST TIME) FOR 1.8 HOURS WITH A MORE EXPERIENCED PILOT/FRIEND ON THE PREVIOUS DAY. THAT WAS ALSO HIS ONLY TIME AS THE PILOT OF AN AIRPLANE EQUIPPED WITH SKIS OR WITH A TAIL WHEEL.

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: private
  • Ratings: single-engine land
  • Flight time: 57 hours in all; 2 in this make and model; 2 in the last 90 days; 2 in the last 30 days
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,228 hours
  • Last inspection: annual inspection, April 2, 1993; 1 hours since
  • Maximum gross weight: 2,200 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-300A (piston); 0 hours total

The flight

  • Destination: OTZ Kotzebue AK
  • Flight plan: VFR
  • Runway 18, 1,800 ft by 60 ft

Weather at the time

  • Light: daylight
  • Visibility: 60 statute miles
  • Sky: clear
  • Temperature: 45°F (7°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

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 ANC93LA051.