# Fatal NTSB investigations: Fairchild Hiller FH-1100

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CEN17FA012](https://openairdocs.org/ntsb/CEN17FA012.md): Fairchild Hiller FH 1100 · Lino Lakes, MN · Accident · 2 fatal · Field investigation · Final report · Oct 6, 2016 · N4035G · Destroyed
  > The separation of the main rotor assembly due to mast bumping.
- [NTSB CEN10WA273](https://openairdocs.org/ntsb/CEN10WA273.md): Fairchild Hiller FH-1100 · Görkwitz, Germany · Accident · 4 fatal · Foreign investigation · May 23, 2010 · N8672 · Substantial damage
- [NTSB CHI08FA132](https://openairdocs.org/ntsb/CHI08FA132.md): Fairchild Hiller FH-1100 · Comstock, MI · Accident · 1 fatal · Field investigation · Final report · May 16, 2008 · N5049F · Destroyed
  > A loss of engine power in flight due to fuel exhaustion resulting from the pilot's inadequate fuel management. Contributing to the accident was the unsuitable terrain for a forced landing.
- [NTSB DFW07FA198](https://openairdocs.org/ntsb/DFW07FA198.md): Fairchild Hiller FH-1100 · Hosston, LA · Accident · 2 fatal · Field investigation · Final report · Sep 12, 2007 · N313BG · Destroyed
  > The in-flight separation of the main rotor mast while in cruise flight following a mast bumping event. The reason for the mast bumping event was not determined.
- [NTSB CHI00FA266](https://openairdocs.org/ntsb/CHI00FA266.md): Fairchild Hiller FH-1100 · Valparaiso, IN · Accident · 1 fatal · Field investigation · Final report · Aug 19, 2000 · N250AD · Destroyed
  > The in-flight fracture of the main rotor mast and the separation of the main rotor. Factors to the accident were the corroded main rotor mast that resulted in fatigue.
- [NTSB CHI98FA313](https://openairdocs.org/ntsb/CHI98FA313.md): Hiller FH-1100 · Dewitt, MI · Accident · 1 fatal · Field investigation · Final report · Aug 14, 1998 · N8171U · Destroyed
  > The rotor failure/malfunction due to debonding of the tail rotor blade. Also causal was the inadequate maintenance inspection of the aircraft by the company and the improper maintenance procedure by other maintenance personnel.
- [NTSB IAD98FA049](https://openairdocs.org/ntsb/IAD98FA049.md): Fairchild Hiller FH-1100 · Stevensville, MD · Accident · 2 fatal · Field investigation · Final report · Apr 26, 1998 · N1345Q · Destroyed
  > The pilot's abrupt, low-g maneuver, which resulted in mast bumping and separation of the main rotor system.
- [NTSB IAD97FA123](https://openairdocs.org/ntsb/IAD97FA123.md): Fairchild Hiller FH-1100 · Pittsfield, MA · Accident · 1 fatal · Field investigation · Final report · Sep 27, 1997 · N5045F · Destroyed
  > The first pilot's improper procedures for an autorotation, and improper flare which resulted in a hard landing. Also causal was the second pilot's inadequate remedial action.
- [NTSB FTW94FA272](https://openairdocs.org/ntsb/FTW94FA272.md): Fairchild Hiller FH-1100 · Van Horn, TX · Accident · 2 fatal · Field investigation · Final report · Aug 18, 1994 · N435FH · Destroyed
  > The uncorrected descent by the pilot. A factor was the lack of total experience in type aircraft.
- [NTSB LAX93LA104](https://openairdocs.org/ntsb/LAX93LA104.md): Fairchild Hiller FH-1100 · Volcano Natl Pk, HI · Accident · 4 fatal · Limited investigation · Final report · Jan 25, 1993 · N427FH · Destroyed
  > A loss of tail rotor control for an undetermined reason(s). A factor which contributed to the accident was the pilot's choice of a hover altitude/position inadequate to reach a shoreline in the event of an emergency. A factor which contributed to the severity…
- [NTSB FTW93FA051](https://openairdocs.org/ntsb/FTW93FA051.md): Hiller FH-1100 · Forney, TX · Accident · 1 fatal · Field investigation · Final report · Dec 12, 1992 · N5046F · Destroyed
  > The pilot's failure to maintain control of the helicopter as a result of his physical impairment due to alcohol. Factors contributing to the accident were: the dark night and the pilot's likely diversion of his attention from operating the helicopter.
- [NTSB MIA85FA065](https://openairdocs.org/ntsb/MIA85FA065.md): Fairchild Hiller FH-1100 · La Belle, FL · Accident · 1 fatal · Field investigation · Final report · Dec 27, 1984 · N8126H · Destroyed
  > The helicopter was observed flying at a low alt & lost all eng power, banked sharpley to the left, lost complete control & dove into the ground. The acft was destroyed by impact forces along with the post crash fire. No evidence to suggest a malfunction of…
- [NTSB LAX84FA421](https://openairdocs.org/ntsb/LAX84FA421.md): Fairchild Hiller FH-1100 · Meadview, AZ · Accident · 3 fatal · Field investigation · Final report · Jul 29, 1984 · N711KH · Destroyed
  > Purpose of the flt was s sightseeing tour of lake mead, hoover dam and the western rim of the grand canyon. Before reaching the canyon the flt was to travel over a 5500 ft MSL ridge. The helicopter contacted a juniper tree at the bottom of a 3-sided canyon at…
- [NTSB LAX83FA362](https://openairdocs.org/ntsb/LAX83FA362.md): Fairchild Hiller FH-1100 · Porterville, CA · Accident · 2 fatal · Field investigation · Final report · Jul 28, 1983 · N450FH · Destroyed
  > On 7/27/83, mild mast bumping occurred during a pushover maneuver while a hiller FH-1180 was on a flt to certify new rotor blades. Prior to the incident, the helicopter was accelerated to 90 mph. This was followed by a pull-up & deceleration to 80 mph, then…
- [NTSB LAX80FA070](https://openairdocs.org/ntsb/LAX80FA070.md): Hiller Acft FH1100 · Huntington Bch, CA · Accident · 2 fatal · Closed · Mar 29, 1980 · N527FH · Destroyed
- [NTSB SEA78FA045](https://openairdocs.org/ntsb/SEA78FA045.md): Hiller FH1100 · Clearlake, WA · Accident · 1 fatal · Closed · Jul 14, 1978 · N99024 · Destroyed
- [NTSB ANC78FA005](https://openairdocs.org/ntsb/ANC78FA005.md): Hiller Acft FH1100 · Anchor Point, AK · Accident · 2 fatal · Closed · Dec 19, 1977 · N18845 · Destroyed
- [NTSB OAK75AP056](https://openairdocs.org/ntsb/OAK75AP056.md): Hiller Acft FH1100 · Fremont, CA · Accident · 2 fatal · Closed · Jun 27, 1975 · N439F · Destroyed
- [NTSB NYC74AN067](https://openairdocs.org/ntsb/NYC74AN067-146479.md): Hiller Acft FH1100 · Freeport, NY · Accident · 1 fatal · Closed · Nov 24, 1974 · N601PD · Destroyed
- [NTSB ANC74AA088](https://openairdocs.org/ntsb/ANC74AA088.md): Hiller Acft FH1100 · Umiat, AK · Accident · 5 fatal · Closed · Jun 30, 1974 · N8679 · Destroyed
- [NTSB DEN73AD011](https://openairdocs.org/ntsb/DEN73AD011.md): Hiller Acft 1100 · Drake, CO · Accident · 1 fatal · Closed · Sep 3, 1972 · N542FH · Destroyed
- [NTSB SEA72AS053](https://openairdocs.org/ntsb/SEA72AS053.md): Hiller Acft FH1100 · Tacoma, WA · Accident · 1 fatal · Closed · Jun 8, 1972 · N5044F · Substantial damage
- [NTSB ANC72AA038](https://openairdocs.org/ntsb/ANC72AA038.md): Hiller Acft FH1100 · Valdez, AK · Accident · 1 fatal · Closed · Mar 9, 1972 · N440FH · Destroyed
- [NTSB MKC72AKO02](https://openairdocs.org/ntsb/MKC72AKO02.md): Hiller FH1100 · Mound City, MO · Accident · 1 fatal · Closed · Jul 3, 1971 · N8673 · Substantial damage
- [NTSB DEN69A0039](https://openairdocs.org/ntsb/DEN69A0039.md): Hiller Acft FH1100 · Sinclair, WY · Accident · 2 fatal · Closed · Mar 25, 1969 · N617 · Destroyed
- [NTSB FTW68A0085](https://openairdocs.org/ntsb/FTW68A0085.md): Hiller Acft FH1100 · Goliad, TX · Accident · 2 fatal · Closed · Apr 3, 1968 · N512FH · Destroyed
- [NTSB ANC68A0031](https://openairdocs.org/ntsb/ANC68A0031.md): Hiller FH1100 · Juneau, AK · Accident · 5 fatal · Closed · Nov 23, 1967 · N784LC · Destroyed

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3376502'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?fatal=1&model=3376502

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