# NTSB MKC70D0052: Ercoupe 415-G, N94421, S.Sioux City, NE, July 4, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 4, 1969
- Place: S.Sioux City, NE · S.SIOUX CITY, NE
- Location: 42.4621° N, 96.4133° W: Placed by OpenAirDocs: center of South Sioux City, NE, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4621&lon=-96.4133&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 20, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 167883
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC70D0052
- Page: https://openairdocs.org/ntsb/MKC70D0052

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2083   69/7/4    S.SIOUX CITY,NEBR   ERCOUPE 415-G       CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 21, 34 TOTAL
        TIME - 1100                    N94421              PX-  0  0  0  TRAINING                  HOURS, 20 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MARTIN FIELD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
           PILOT IN COMMAND - IMPROPER RECOVERY FROM BOUNCED LANDING
           WEATHER - UNFAVORABLE WIND CONDITIONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        WEATHER BRIEFING - BRIEFED BY WEATHER BUREAU PERSONEL, BY PHONE
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT CROSS WIND 068-112 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           80                                                      290
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           16                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- WIND GUSTING 20K.
```

## Aircraft

- Registration: [N94421](https://openairdocs.org/deregistered/N94421-2013-09-11), registration cancelled 2013-09-11, S/N 5055, built 1949 (OpenAirDocs)
- Reported make and model: ERCOUPE 415-G
- Registry model: [Ercoupe G](https://openairdocs.org/model/ercoupe-g) (registry code 0420722) (OpenAirDocs)
- Registry engine: [Continental C85 series](https://openairdocs.org/engine/continental-c85-series) (registry code 17008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Martin Field

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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