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CEN12CA017

2011-10-12 · Lafayette, Indiana, United States · None · 1 aircraft · Status: Completed

Airport LAF

Aircraft involved

Probable cause & findings

The pilot's decision to taxi the airplane across an unpaved area after the nosewheel inadvertently departed the ramp pavement.

Factual narrative

The pilot stated that he was attempting to taxi from the ramp area when the accident occurred. He reported that the airplane taxi lights were on; however, the edge of the ramp was not marked and before he could complete a turn, the nose wheel departed the pavement. He noted that the grass area between the ramp and parallel taxiway appeared to be level and suitable for crossing. After assessing the situation, he attempted to taxi across the grass area to the parallel taxiway about 50 feet from the ramp. However, the airplane encountered a drainage ditch located between the ramp and the taxiway, which caused substantial damage to the delta fins on the underside of the aft fuselage. The pilot noted that there were no mechanical failures or malfunctions associated with the airplane prior to the accident. He commented that the ramp was poorly illuminated and the high overcast clouds combined to create "very dark" lighting conditions. The pilot stated that he was taxiing from the ramp area with the taxi lights on. He said that the edge of the ramp was not marked, and before he could complete a turn, the nosewheel departed the pavement. He attempted to taxi across the grass area to the parallel taxiway about 50 feet from the ramp. However, the airplane struck a drainage ditch located between the ramp and the taxiway, which caused substantial damage to the delta fins on the underside of the aft fuselage. The pilot said that there were no mechanical failures or malfunctions with the airplane. He said that the ramp was poorly illuminated and the high overcast clouds combined to create "very dark" lighting conditions. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12

NTSB Findings

FAA avdata. C = Cause, F = Factor.

  • C Personnel issues-Action/decision-Info processing/decision-Decision making/judgment-Pilot - C
  • C Personnel issues-Action/decision-Action-Incorrect action selection-Pilot - C
  • — Environmental issues-Conditions/weather/phenomena-Light condition-Dark-Effect on operation
  • — Environmental issues-Physical environment-Terrain-Rough terrain-Contributed to outcome

Verbatim from NTSB's published report. Source file NTSB_2011_CEN12CA017.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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