# NTSB SEA70F0056: Hiller Acft UH-12B, N3112G, Billings, MT, August 5, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 5, 1969
- Place: Billings, MT · BILLINGS, MT
- Location: 45.7833° N, 108.5007° W: Placed by OpenAirDocs: center of Billings, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.7833&lon=-108.5007&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report February 17, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 166241
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA70F0056
- Page: https://openairdocs.org/ntsb/SEA70F0056

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3094   69/8/5    BILLINGS,MONT       HILLER ACFT UH-12B  CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 2100                    N3112G              PX-  0  0  3  OTHER                     AGE 38, 10000 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 500 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BILLINGS,MONT               BILLINGS,MONT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: BUILDING(S)                               TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        REMARKS- SIGHT-SEEING FLT.NITE FLT.WIRES IN T/O,CLIMB PATH.UNABLE MAINT RDTOR RPM AND CLIMB OVER WIRES.
```

## Aircraft

- Registration: N3112G (not matched to a registry record)
- Reported make and model: HILLER ACFT UH-12B
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

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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