# NTSB CHI65D0094: Piper PA-28, N7971W, Crystal, MN, March 7, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 7, 1965
- Place: Crystal, MN · CRYSTAL, MN
- Location: 45.0373° N, 93.3595° W: Placed by OpenAirDocs: center of Crystal, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.0373&lon=-93.3595&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 13, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 178947
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI65D0094
- Page: https://openairdocs.org/ntsb/CHI65D0094

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0579   65/3/7    CRYSTAL MINN        PIPER PA-28         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 30, 195
        TIME - 1340                    N7971W              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 8 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CRYSTAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           COLLIDED WITH: SNOWBANK                                  TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
```

## Aircraft

- Registration: [N7971W](https://openairdocs.org/deregistered/N7971W-2018-01-09), registration cancelled 2018-01-09, S/N 28-2023, built 1964 (OpenAirDocs)
- Reported make and model: PIPER PA-28
- Registry model: [Piper PA-28-180](https://openairdocs.org/model/piper-pa-28-180) (registry code 7102808) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Crystal

## Other investigations on N7971W (1)

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 WPR12CA419](https://openairdocs.org/ntsb/WPR12CA419), Sep 14, 2012: Piper PA-28-180 (N7971W), French Valley, CA, substantial damage. Probable cause: The pilot’s loss of directional control during a go-around following a sudden change in wind direction.

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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