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Atlas / NTSB / CEN11CA586

NTSB CAROL · Event

Event CEN11CA586

2011-08-20 Shawno, Wisconsin, United States Airport · EZS Minor 1 aircraft Status: Completed

Registry · N12TL

FAA Aircraft Registry record.

Make / Model

CHAMPION 7KCAB

Year of manufacture

1968 · 43 years old at event

Engine

LYCOMING IO-320 SERIES (150 hp)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

19680321

ADS-B equipped

Yes — Mode-S A0530D

Registrant of record

LOOFBOURROW TRAVIS S

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

The pilot's loss of control on final approach, while maneuvering to avoid birds.

Factual narrative

The pilot stated that while on final approach for landing, he observed some birds flying low near the intended runway touchdown point. In an attempt to avoid the birds, the airplane touched down shorter than expected and departed the runway. The airplane sustained substantial damage to the wings and fuselage. The pilot reported that there were no failures or malfunctions associated with the airplane prior to the accident. The pilot stated that while on final approach for landing, he observed some birds flying low near the intended runway touchdown point. In an attempt to avoid the birds, the airplane touched down shorter than expected and departed the runway. The airplane sustained substantial damage to the wings and fuselage. The pilot reported that there were no failures or malfunctions associated with the airplane prior to the accident. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12

NTSB Findings

Hierarchical cause / factor breakdown from the FAA bulk avdata database. Each finding tagged C (Cause) or F (Factor).

  • C Personnel issues-Task performance-Use of equip/info-Aircraft control-Pilot - C
  • Environmental issues-Physical environment-Object/animal/substance-Animal(s)/bird(s)-Response/compensation

Verbatim from NTSB's published report. Source file NTSB_2011_CEN11CA586.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type or causal vocabulary (loss of control). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗