# NTSB MKC68F0592: Piper PA-28, N3989K, Grimes, IA, June 6, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 6, 1968
- Place: Grimes, IA · GRIMES, IA
- Location: 41.6777° N, 93.8022° W: Placed by OpenAirDocs: center of Grimes, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.6777&lon=-93.8022&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 3, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 110116
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC68F0592
- Page: https://openairdocs.org/ntsb/MKC68F0592

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1435   68/6/6    GRIMES,IOWA         PIPER PA-28         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1700                    N3989K              PX-  0  0  0  DUAL                      AGE 32, 1253 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            555 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DODGE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           DUAL STUDENT - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - POORLY PLANNED APPROACH
        REMARKS- STRUCK ROAD BANK.
```

## Aircraft

- Registration: [N3989K](https://openairdocs.org/aircraft/N3989K), registered now, S/N 28-23879 (OpenAirDocs)
- Reported make and model: PIPER PA-28
- Registry model: [Piper PA-28-140](https://openairdocs.org/model/piper-pa-28-140) (registry code 7102802) (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
- Airport: Dodge

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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