# NTSB NYC67D0461: Mooney MK21, N9254M, East Boston, MA, December 28, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 28, 1966
- Place: East Boston, MA · EAST BOSTON, MA
- Location: 42.3751° N, 71.0392° W: Placed by OpenAirDocs: center of East Boston, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.3751&lon=-71.0392&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 26, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 119408
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC67D0461
- Page: https://openairdocs.org/ntsb/NYC67D0461

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4323  66/12/28   EAST BOSTON MASS    MOONEY MK21         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 26, 550
        TIME - 2050                    N9254M              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 180 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BOSTON-LOGAN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: SNOWBANK                                  TAKEOFF: RUN
           GEAR COLLAPSED                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PERSONNEL - AIRPORT SUPERVISORY PERSONNEL: IMPROPER/INADEQUATE SNOW REMOVAL
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SNOW WINDROWS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- ATIS MESSAGE HOTEL  ADVISED RNWY 4R-OPEN FULL LENGTH,WIDTH AND 90 PCT BARE TO X RNWY 33L.
```

## Aircraft

- Registration: [N9254M](https://openairdocs.org/aircraft/N9254M), registered now, S/N 1201, built 1966 (OpenAirDocs)
- Reported make and model: MOONEY MK21
- Registry model: [Mooney M20E](https://openairdocs.org/model/mooney-m20e) (registry code 5870212) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Boston-Logan

## Other investigations on N9254M (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 NYC73DNC54](https://openairdocs.org/ntsb/NYC73DNC54), Feb 27, 1973: Mooney M20E (N9254M), Biddeford, ME, 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.