# NTSB OAK71DVG45: Hiller Acft FH1100, N434FH, Burney, CA, December 22, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 22, 1970
- Place: Burney, CA · BURNEY, CA
- Location: 40.8892° N, 121.6752° W: Placed by OpenAirDocs: center of Burney, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.8892&lon=-121.6752&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report October 4, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 159599
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK71DVG45
- Page: https://openairdocs.org/ntsb/OAK71DVG45

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4514  70/12/22   BURNEY,CALIF        HILLER ACFT FH1100  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 47, 12187
        TIME - 0730                    N434FH              PX-  0  0  2  CTR PASSG-D               TOTAL HOURS, 1159 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BURNEY HELIPORT
        DEPARTURE POINT             INTENDED DESTINATION
          BURNEY,CALIF                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           TERRAIN - SNOW-COVERED
           MISCELLANEOUS ACTS,CONDITIONS - WHITEOUT
           WEATHER - FOG
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          4 MILES OR LESS                                          NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          GROUND FOG                                                10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- LND IN SNOW COVERED FLD DUE FOG AT HELIPORT. ROTORS BLEW SNOW,CAUSED WHITEOUT COND.
```

## Aircraft

- Registration: [N434FH](https://openairdocs.org/aircraft/N434FH), registered now, S/N 142, built 1968 (OpenAirDocs)
- Reported make and model: HILLER ACFT FH1100
- Registry model: [Fairchild Hiller FH-1100](https://openairdocs.org/model/fairchild-hiller-fh-1100) (registry code 3376502) (OpenAirDocs)
- Registry engine: [Allison 250 SER 250HP](https://openairdocs.org/engine/allison-250-ser-250hp) (registry code 03002, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage
- Airport: Burney Heliport

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.

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