# Accident 19890711021899A: Enstrm F28F, Oakland, CA, July 11, 1989

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 11, 1989, 13:25 local time
- Place: Oakland, CA
- Airport: Metropolitan Oakland International
- Damage: Substantial damage
- Phase of flight: Autorot Descent (Rotorcraft)
- Operating rules: General operating rules (Part 91)
- Location: 37.7492° N, 122.1302° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=37.7492&lon=-122.1302&mi=10
- Aircraft: N288, a cancelled registration (https://openairdocs.org/deregistered/N288-1992-02-05) (OpenAirDocs)
- Registry model: Enstrom F-28F (registry code 3300412, https://openairdocs.org/model/enstrom-f-28f) (OpenAirDocs)
- Reported make and model: ENSTRM F28F
- Reported engine: LYC HIO360F1AD
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 207 total, 78 in this make and model, 63 in the last 90 days
- NTSB investigation: [NTSB LAX89FA238](https://openairdocs.org/ntsb/LAX89FA238) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19890711021899A

## Narrative

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

ALLOWED ROTOR RPM TO DECAY ON PRACTICE AUTOROTATION WITH POWER RECOVERY. UNABLE RECOVER HIT HARD. COLLAPSED SKIDS.

## 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 LAX89FA238](https://openairdocs.org/ntsb/LAX89FA238), Jul 11, 1989: Enstrom F28F (N288), Oakland, CA, substantial damage. Probable cause: FAILURE OF THE PILOT TO PROPERLY MAINTAIN ROTOR RPM THROUGHOUT THE AUTOROTATION.

## Other reports on N288 (1)

Matched to the same aircraft by N-number and date.

- [Incident 19881008070389I](https://openairdocs.org/incident/19881008070389I), Oct 8, 1988: Enstrm F28F (N288), Tampa, FL. Smoke in cockpit. Declared emergency and landed. Deplaned on runway. APU generator control unit burned out.

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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