NTSB CAROL · Event
Event LAX06LA260
Registry · N22JF
FAA Aircraft Registry record.
Make / Model
SICHENEDER FRANK J PITTS S1S
Engine
LYCOMING I0360 SER A&C (200 hp)
Seats / Engines
1 seats · 1 engine
Last airworthiness date
19800912
ADS-B equipped
Yes — Mode-S A1DF76
Registrant of record
PRONKO DAVID D
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
The failure of the pilot to maintain directional control during the landing rollout.
Factual narrative
On August 13, 2006, at 1315 Pacific daylight time, an experimental Sicheneder Pitts S1S, N22JF, nosed over during landing at Tracy Municipal Airport, Tracy, California. The pilot/owner was operating the airplane under the provisions of 14 Code of Federal Regulations Part 91. The commercial pilot was not injured; the airplane sustained substantial damage. The personal flight departed Byron Airport, Byron, California, at 1300. Visual meteorological conditions prevailed, and no flight plan had been filed. The pilot stated in a written report that as he approached Tracy, he checked the Automated Weather Observation System, and visually established contact with two other aircraft in the pattern. He then joined the pattern and established the airplane for a landing on runway 30. He performed a three point landing within the first 1,000 feet passed the threshold. He stated that he landed just right of the centerline, and during rollout encountered a dip in the runway. He felt the landing gear 'flex' and the airplane then veered to the left. He attempted to correct with right rudder and brake, but the airplane nosed over. The airplane sustained substantial damage to the lower right wing, upper left wing, and the vertical stabilizer. The pilot landed the airplane within the first 1,000 feet of the runway, just right of the centerline. During the rollout, the airplane encountered a dip in the runway, and the pilot felt the landing gear 'flex'. The airplane then veered to the left, and the pilot attempted to correct with right rudder and brake; however, the airplane swerved and nosed over. The airplane sustained substantial damage to the lower right wing, upper left wing, and the vertical stabilizer. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_2006_LAX06LA260.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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