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CHI95LA070 · Cessna 172

20 Jan 1995 · Cottage Grove, WI, United States

Cessna 172 · Accident: overrun during landing

From Tri-County Regional Airport (LNR) to 52C

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Event

NTSB case
CHI95LA070
Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
Completed
API-reported fatalities
0 · all aircraft and ground
Ground fatalities
0
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
General aviation
WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
Visual Meteorological Cond

Cessna 172

Aircraft type
Cessna 172
Category
Airplane
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
N84603
Operator
Unknown
Onboard fatalities
Unknown
Route
From Tri-County Regional Airport (LNR), Lone Rock, WITo 52C
Aircraft age
Not recorded
Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
Part 91: General Aviation
Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
Landing · landing roll
First occurrenceThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
Overrun
DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
Destroyed

Cause areas

  • Pilot in command › Unsuitable terrain or takeoff/landing/taxi area, selected

Approximate · Coordinates as recorded by the NTSB; no uncertainty radius is established.

NTSB narrative

THE PILOT STATED THAT LOCAL WINDS WERE FROM 030 DEGREES AT 10 KNOTS, SO HE ELECTED TO LAND ON RUNWAY 9. DURING THE LANDING ROLL, THE AIRPLANE ENCOUNTERED AN ICY RUNWAY CONDITION AND WENT SIDEWAYS. THE PILOT REPORTED THAT BY THE TIME HE GOT THE AIRPLANE STRAIGHTENED OUT, THERE WAS NOT ENOUGH RUNWAY REMAINING TO GO AROUND. THE AIRPLANE THEN TRAVELED OFF THE END OF THE RUNWAY, HIT A SNOWBANK, AND NOSED OVER. ABOUT 9 MILES EAST, THE WIND WAS REPORTED TO BE FROM 330 DEGREES AT 15 KNOTS.

Probable cause

THE PILOT'S SELECTION OF UNSUITABLE TERRAIN/RUNWAY FOR LANDING. FACTORS RELATED TO THE ACCIDENT WERE: THE UNFAVORABLE WIND, ICY RUNWAY CONDITION, AND SNOWBANK AT THE END OF THE RUNWAY.

Verbatim NTSB analysis and probable cause from the NTSB dataset

Sources

NTSB record CHI95LA070
Event ID
20001207X02838
Case number
CHI95LA070
Dataset
historical-pre2008
Source SHA-256
89e2df6d848e7ab3b42e7d7c7a03ff403303057a26ca04c95b3ea67201c3ce74
Source notes (4)
  • Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
  • Filled from the NTSB case API where the bulk record had no value: investigation status. Values present in the bulk record are kept.
  • The date is the local date, which is the same as the UTC date the NTSB stores.
  • API snapshot SHA-256: b9cbfdab65bae95c4a4dbbdaceab561053d9fd897f00879fee7eb04307678aca; retrieved 2026-09-21T22:23:56.854Z.