# NTSB MKC70F0176: Piper PA-28R, N4529J, Grand Forks, ND, August 14, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 14, 1969
- Place: Grand Forks, ND · GRAND FORKS, ND
- Location: 47.9196° N, 97.0873° W: Placed by OpenAirDocs: center of Grand Forks, ND, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.9196&lon=-97.0873&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 11, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 161001
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC70F0176
- Page: https://openairdocs.org/ntsb/MKC70F0176

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3241  69/8/14    GRAND FORKS,N DAK   PIPER PA-28R        CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 49, 742
        TIME - 1041                    N4529J              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 144 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GRAND FORKS
        DEPARTURE POINT             INTENDED DESTINATION
          GRAND FORKS,N DAK           ROSEAU,MINN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           TERRAIN - ROUGH/UNEVEN
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- AUTO GR EXTDR INSTLD.BOTH PROP BLADES BENT AFT APRX 90 DEG,ABT 15 IN FROM EACH TIP.
```

## Aircraft

- Registration: [N4529J](https://openairdocs.org/deregistered/N4529J-1981-07-09), registration cancelled 1981-07-09, S/N 28R-30387, built 1968 (OpenAirDocs)
- Reported make and model: PIPER PA-28R
- Registry model: [Piper PA-28R-180](https://openairdocs.org/model/piper-pa-28r-180) (registry code 7102809) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Grand Forks

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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