# NTSB SEA70D0124: Maule M-4, N9830M, Great Falls, MT, December 9, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 9, 1969
- Place: Great Falls, MT · GREAT FALLS, MT
- Location: 47.5025° N, 111.3000° W: Placed by OpenAirDocs: center of Great Falls, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.5025&lon=-111.3000&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 27, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 145229
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA70D0124
- Page: https://openairdocs.org/ntsb/SEA70D0124

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4526   69/12/9   GREAT FALLS,MONT    MAULE M-4           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 34, 191
        TIME - 1049                    N9830M              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 10 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GTF INTL
        DEPARTURE POINT             INTENDED DESTINATION
          GREAT FALLS,MONT            LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N9830M](https://openairdocs.org/aircraft/N9830M), registered now, S/N 1015C, built 1966 (OpenAirDocs)
- Reported make and model: MAULE M-4
- Registry model: [Maule M-4-210C](https://openairdocs.org/model/maule-m-4-210c) (registry code 5460112) (OpenAirDocs)
- Registry engine: [Continental IO-360 series](https://openairdocs.org/engine/continental-io-360-series) (registry code 17025, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Gtf Intl

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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