# NTSB UNK64X3291: Piper PA18, N3884Z, Copper River, AK, August 9, 1964

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: August 9, 1964
- Place: Copper River, AK · COPPER RIVER, AK
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report October 22, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182373
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3291
- Page: https://openairdocs.org/ntsb/UNK64X3291

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2405   64/8/9    COPPER RIVER ALAS   PIPER PA18          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 32, 3300
        TIME - 1000                    N3884Z              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 1500 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- AIRCRAFT COLLIDED WITH A ROCK ON UNIMPROVED MOUNTAIN STRIP.
```

## Aircraft

- Registration: [N3884Z](https://openairdocs.org/aircraft/N3884Z), registered now, S/N 18-7699, built 1961 (OpenAirDocs)
- Reported make and model: PIPER PA18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (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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