# NTSB SEA75DTI20: Piper PA-18, N3378Z, Adel, MT, February 16, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 16, 1975
- Place: Adel, MT · ADEL, MT
- Location: 47.0277° N, 111.6239° W: Placed by OpenAirDocs: center of Adel, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.0277&lon=-111.6239&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 23, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148015
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75DTI20
- Page: https://openairdocs.org/ntsb/SEA75DTI20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0270  75/2/16    ADEL,MT             PIPER PA-18         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 55, 1739
        TIME - 1500                    N3378Z              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 1014 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ADEL,MT                     GREAT FALLS,MT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           COLLIDED WITH: SNOWBANK                                  TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           TERRAIN - SNOW-COVERED
        REMARKS- RANCH ROAD.SWERVED WHEN WHL ENTERED TRUCK TIRE RUT.
```

## Aircraft

- Registration: [N3378Z](https://openairdocs.org/deregistered/N3378Z-1982-05-06), registration cancelled 1982-05-06, S/N 18-7259 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18A 150](https://openairdocs.org/model/piper-pa-18a-150) (registry code 7101837) (OpenAirDocs)
- Category: Airplane
- 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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