# NTSB MKC70FDD20: Piper PA-18, N4878A, Rothsay, MN, June 6, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 6, 1970
- Place: Rothsay, MN · ROTHSAY, MN
- Location: 46.4731° N, 96.2842° W: Placed by OpenAirDocs: center of Rothsay, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.4731&lon=-96.2842&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 25, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 124411
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC70FDD20
- Page: https://openairdocs.org/ntsb/MKC70FDD20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2455   70/6/6    ROTHSAY,MINN        PIPER PA-18         CR-  0  0  1  COMMERCIAL                CERTIFICATE UNKNOWN, AGE
        TIME - 1100                    N4878A              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   41, UNK/NR TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            UNK/NR IN TYPE, UNK/NR
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ROTHSAY,MINN                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
         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                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - BELLY                             TERRAIN-TYPE -LEVEL,FLAT
        REMARKS- LEVELED OFF MOMENTARILY AT TREE TOP HEIGHT,STRUCK GND DRG L TURN.
```

## Aircraft

- Registration: [N4878A](https://openairdocs.org/aircraft/N4878A), registered now, S/N 18-4977, built 1956 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- 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

## Other investigations on N4878A (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 ANC90LA109](https://openairdocs.org/ntsb/ANC90LA109), Jul 3, 1990: Piper PA-18 (N4878A), Gakona, AK, substantial damage. Probable cause: THE PILOT INADVERTENTLY STALLED THE AIRPLANE.

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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