# NTSB UNK64X1939: Piper J3, N70294, Mansfield, SD, May 24, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 24, 1964
- Place: Mansfield, SD · MANSFIELD, SD
- Location: 45.2465° N, 98.5582° W: Placed by OpenAirDocs: center of Mansfield, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.2465&lon=-98.5582&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 24, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 184096
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1939
- Page: https://openairdocs.org/ntsb/UNK64X1939

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1417  64/5/24    MANSFIELD S DAK     PIPER J3            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 39, 350
        TIME - 1130                    N70294              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 100 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: FENCE,FENCEPOSTS                          LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  ELEVATION-AREA BEING TREATED-FEET -  1100
```

## Aircraft

- Registration: [N70294](https://openairdocs.org/aircraft/N70294), registered now, S/N 17370, built 1946 (OpenAirDocs)
- Reported make and model: PIPER J3
- Registry model: [Piper J3C-65](https://openairdocs.org/model/piper-j3c-65) (registry code 7100510) (OpenAirDocs)
- Registry engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N70294 (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 IAD71DIG25](https://openairdocs.org/ntsb/IAD71DIG25), Mar 6, 1971: Piper J-3 (N70294), College Park, MD, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.