# Accident 19910310004779A: Beech F33A, Sterling, CO, March 10, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 10, 1991, 11:00 local time
- Place: Sterling, CO
- Damage: Destroyed
- Phase of flight: Unauth Low Level Opns
- Operating rules: General operating rules (Part 91)
- Location: 40.6209° N, 103.1901° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=40.6209&lon=-103.1901&mi=10
- Aircraft: N4179S, a cancelled registration (https://openairdocs.org/deregistered/N4179S-1991-06-21) (OpenAirDocs)
- Registry model: Beech F33A (registry code 1151425, https://openairdocs.org/model/beech-f33a) (OpenAirDocs)
- Reported make and model: BEECH F33A
- Reported engine: CONT IO520BA
- People aboard: 2
- Fatal injuries: 2
- Pilot flight hours: 297 total, 5 in the last 90 days
- NTSB investigation: [NTSB DEN91FA049](https://openairdocs.org/ntsb/DEN91FA049) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910310004779A

## Narrative

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

STRUCK LAKE WATER FLYING CLOSE TO SURFACE. PITCHED UP NOSED OVER IMPACTED WATER AND SAND. DEMOLISHED ON IMPACT.

## 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 DEN91FA049](https://openairdocs.org/ntsb/DEN91FA049), Mar 10, 1991: Beech F33A (N4179S), Sterling, CO, destroyed, 2 fatal. Probable cause: POOR JUDGEMENT OF THE PILOT AND HIS MISJUDGEMENT OF ALTITUDE WHILE BUZZING OVER GLASSY WATER. HIS LACK OF VISUAL QUES TO JUDGE ALTITUDE OVER GLASSY WATER WAS A RELATED FACTOR.

## Other reports on N4179S (1)

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

- [Incident 19820827052339I](https://openairdocs.org/incident/19820827052339I), Aug 27, 1982: Beech 3533 (N4179S), Akron, CO, Minor damage. Made premature liftoff to avoid obstacles in a farm field. Stalled into a plowed field.

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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