# Accident 19940603013909A: Hiller FH1100, Tyonek, AK, June 3, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 3, 1994, 20:30 local time
- Place: Tyonek, AK
- Damage: Substantial damage
- Phase of flight: Level Off Touchdown
- Operating rules: General operating rules (Part 91)
- Location: 61.0809° N, 151.1609° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=61.0809&lon=-151.1609&mi=10
- Aircraft: N746FH, a cancelled registration (https://openairdocs.org/deregistered/N746FH-2003-10-30) (OpenAirDocs)
- Registry model: Fairchild Hiller FH-1100 (registry code 3376502, https://openairdocs.org/model/fairchild-hiller-fh-1100) (OpenAirDocs)
- Registry engine: Allison 250 SER 250HP (registry code 03002, https://openairdocs.org/engine/allison-250-ser-250hp) (OpenAirDocs)
- Reported make and model: HILLER FH1100
- Reported engine: ALLSN 250C18
- People aboard: 4
- Fatal injuries: 0
- Pilot flight hours: 34,886 total, 660 in this make and model, 7 in the last 90 days
- NTSB investigation: [NTSB ANC94LA064](https://openairdocs.org/ntsb/ANC94LA064) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19940603013909A

## Narrative

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

LANDED ON RIVER BANK. RIVER BANK SLOUGHED OFF UNDER RIGHT SKID. HELICOPTER THEN ROLLED INTO RIVER.

## 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 ANC94LA064](https://openairdocs.org/ntsb/ANC94LA064), Jun 4, 1994: Hiller FH1100 (N746FH), Tyonek, AK, substantial damage. Probable cause: THE PILOT'S SELECTION OF UNSUITABLE TERRAIN FOR LANDING WHICH RESULTED IN A DYNAMIC ROLLOVER. A FACTOR WAS THE SOFT LANDING AREA SELECTED.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.