# Accident 20040410005949A: Yaklev YAK54, San Juan Island, WA, April 10, 2004

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 10, 2004, 11:45 local time
- Place: San Juan Island, WA
- Airport: Private
- Damage: Substantial damage
- Phase of flight: Descent
- Operating rules: General operating rules (Part 91)
- Location: 48.5292° N, 123.0639° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=48.5292&lon=-123.0639&mi=10
- Aircraft: N14026, a cancelled registration (https://openairdocs.org/deregistered/N14026-2018-01-11) (OpenAirDocs)
- Registry model: Yakovlev YAK-54 (registry code 9830223, https://openairdocs.org/model/yakovlev-yak-54) (OpenAirDocs)
- Registry engine: Amateur-built UNKNOWN ENG (registry code 99999, https://openairdocs.org/engine/amateur-built-unknown-eng) (OpenAirDocs)
- Reported make and model: YAKLEV YAK54
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 1,478 total, 25 in this make and model, 33 in the last 90 days
- NTSB investigation: [NTSB SEA04CA068](https://openairdocs.org/ntsb/SEA04CA068) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20040410005949A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) PILOT T.O. FROM HIS PRIVATE STRIP, CLIMBED TO 6000FT AND WENT INVERTED DURING AN ACROBATIC MANEUVER (AEROBATIC AIRCRAFT). OIL COVERED WINDSHIELD AND OBSCURED VIEW. PILOT IMMEDIATELY RETURNED TO HIS AIRSTRIP AND LANDED WIDE. CAME TO STOP ASIDE OF RUNWAY AND NOSED OVER. PROP HIT, LEFT AND RIGHT AILERON DAMAGED, PILOT WAS NOT SURE IF LANDING GEAR WAS DAMAGED. AIRCRAFT WAS PULLED BACK ONTO TAIL AND TOWED TO PILOT'S PRIVATE HANGAR. INTERVIEW OF PILOT, MR. ROBERTS, STATED HE HAD LEFT THE OIL CAP OFF DURING PRE-FLIGHT. OIL CAP WAS FOUND IN GRASS BY THE HANGAR.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA04CA068](https://openairdocs.org/ntsb/SEA04CA068), Apr 10, 2004: Yakovlev Yak 54 (N14026), Friday Harbor, WA, substantial damage. Probable cause: The pilot's failure to properly align with the runway. Factors include rough/uneven terrain, inadequate preflight planning and diminished forward visibility.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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