CHI89LA055

1989-03-05 · SUPERIOR, Wisconsin, United States · None · 1 aircraft · Status: Completed

Airport SUW

Aircraft involved

N5315D Cessna 172N None

Probable cause & findings

FAILURE OF THE PILOT TO MAINTAIN DIRECTIONAL CONTROL DURING THE LANDING, WHICH RESULTED IN AN INADVERTENT GROUND SWERVE. FACTORS RELATED TO THE ACCIDENT WERE THE ICY AND SNOW COVERED RUNWAY CONDITIONS AND THE SNOWBANK.

Factual narrative

SHORTLY AFTER TOUCHDOWN ON A SNOW AND ICE COVERED RUNWAY, THE STUDENT PILOT EXPERIENCED A LOSS OF DIRECTIONAL CONTROL AS HE APPLIED BRAKES IN AN ATTEMPT TO SLOW THE AIRCRAFT. THE AIRCRAFT VEERED TO THE LEFT AND DEPARTED THE LEFT SIDE OF THE RUNWAY, WHERE IT IMPACTED A SNOWBANK. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1989_CHI89LA055.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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