# NTSB CHI77FEM24: Piper PA-31, N7404L, Grand Rapids, MI, April 28, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 28, 1977
- Place: Grand Rapids, MI · GRAND RAPIDS, MI
- Location: 42.9634° N, 85.6681° W: Placed by OpenAirDocs: center of Grand Rapids, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.9634&lon=-85.6681&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 22, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 158314
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI77FEM24
- Page: https://openairdocs.org/ntsb/CHI77FEM24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0903  77/4/28    GRAND RAPIDS,MI     PIPER PA-31         CR-  0  0  2  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 0816                    N7404L              PX-  0  0  0  AIR TAXI-PASSG            33, 5895 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1415 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - KENT CO INT'L
        DEPARTURE POINT             INTENDED DESTINATION
          GRAND RAPIDS,MI             PONTIAC,MI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - JAMMED
        REMARKS- RT MAIN GEAR AND INBOARD DOOR JAMMED.
```

## Aircraft

- Registration: N7404L (not matched to a registry record)
- Reported make and model: PIPER PA-31
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Kent Co Int'L

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19770428009919A](https://openairdocs.org/incident/19770428009919A), Apr 28, 1977: Piper PA31, Grand Rapids, MI, Substantial damage. Rt main gear and inboard door jammed.

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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