# NTSB FTW76FPJ19: Hiller Acft UH-12A, N8117H, Ada, OK, December 13, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 13, 1975
- Place: Ada, OK · ADA, OK
- Location: 34.7679° N, 96.6691° W: Placed by OpenAirDocs: center of Ada, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.7679&lon=-96.6691&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report January 27, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 151729
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW76FPJ19
- Page: https://openairdocs.org/ntsb/FTW76FPJ19

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3737  75/12/13   ADA,OK              HILLER ACFT UH-12A  CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 36,
        TIME - 1430                    N8117H              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  UNK/NR TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            UNK/NR IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ADA,OK                      LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           MISCELLANEOUS - UNQUALIFIED PERSON OPERATED AIRCRAFT
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        REMARKS- PLT ATTMPTD TAKE OFF FROM SHOPPING CENTER. NOT HELI RATED.
```

## Aircraft

- Registration: [N8117H](https://openairdocs.org/aircraft/N8117H), registered now, S/N 117, built 1949 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12A
- Registry model: [Hiller UH-12A](https://openairdocs.org/model/hiller-uh-12a) (registry code 4360104) (OpenAirDocs)
- Registry engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19751213039769A](https://openairdocs.org/incident/19751213039769A), Dec 13, 1975: Hiller UH12A, Ada, OK, Substantial damage. Plt attmptd take off from shopping center. Not heli rated.

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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