# Incident 19921229054899I: Beech B90, Sioux Falls, SD, December 29, 1992

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: December 29, 1992, 03:50 local time
- Place: Sioux Falls, SD
- Damage: Minor damage
- Phase of flight: Normal Cruise
- Operating rules: General operating rules (Part 91)
- Operator: SVBA
- Location: 43.5508° N, 96.6891° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.5508&lon=-96.6891&mi=10
- Aircraft: N31SV (not matched to a registry record)
- Reported make and model: BEECH B90
- Reported engine: PWA PT6A20
- People aboard: 3
- Fatal injuries: 0
- Pilot flight hours: 3,135 total, 835 in this make and model, 195 in the last 90 days
- NTSB investigation: [NTSB CHI93IA060](https://openairdocs.org/ntsb/CHI93IA060) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19921229054899I

## Narrative

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

CABIN DOOR OPENED INFLIGHT AND DEPARTED AIRCRAFT. CAUSE UNKNOWN. ANNUCIATOR CABIN DOOR OPEN LIGHT BULB BURNED OUT.

## 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 CHI93IA060](https://openairdocs.org/ntsb/CHI93IA060), Dec 29, 1992: Beech B90 (N31SV), Sioux Falls, SD, incident, minor damage. Probable cause: THE PILOT-IN-COMMAND'S INADEQUATE PREFLIGHT.

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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