# NTSB ANC70FAG16: Cessna 170B, N3478D, Aniak, AK, May 9, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 9, 1970
- Place: Aniak, AK · ANIAK, AK
- Location: 61.5799° N, 159.5476° W: Placed by OpenAirDocs: center of Aniak, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=61.5799&lon=-159.5476&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 19, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 122846
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC70FAG16
- Page: https://openairdocs.org/ntsb/ANC70FAG16

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2147   70/5/9    ANIAK,ALAS          CESSNA 170B         CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 20, 27 TOTAL
        TIME - 1720                    N3478D              PX-  0  0  0  TRAINING                  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - ANIAK
        DEPARTURE POINT             INTENDED DESTINATION
          BETHEL,ALAS                 ANIAK,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N3478D](https://openairdocs.org/deregistered/N3478D-1981-06-02), registration cancelled 1981-06-02, S/N 27021 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Aniak

## Other investigations on N3478D (3)

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.

- [NTSB ANC75DAG66](https://openairdocs.org/ntsb/ANC75DAG66), Jan 25, 1975: Cessna 170B (N3478D), Nondalton, AK, substantial damage
- [NTSB ANC70D0054](https://openairdocs.org/ntsb/ANC70D0054), Apr 7, 1969: Cessna 170B (N3478D), Aniak, AK, substantial damage
- [NTSB ANC68D0098](https://openairdocs.org/ntsb/ANC68D0098), Feb 19, 1968: Cessna 170 (N3478D), Mcgrath, AK, 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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