# NTSB ANC73DAG98: Maule M4-220, N40328, Glennallen, AK, June 3, 1973

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 3, 1973
- Place: Glennallen, AK · GLENNALLEN, AK
- Location: 62.1092° N, 145.5464° W: Placed by OpenAirDocs: center of Glennallen, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=62.1092&lon=-145.5464&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 4 minor
- Status: Completed, report October 31, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189865
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC73DAG98
- Page: https://openairdocs.org/ntsb/ANC73DAG98

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2754   73/6/3    GLENNALLEN,ALAS     MAULE M4-220        CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 53, 3869
        TIME - 1815                    N40328              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 47 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          GLENNALLEN,ALAS             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
           PILOT IN COMMAND - PREMATURE LIFT-OFF
           TERRAIN - HIGH OBSTRUCTIONS
        FACTOR(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        REMARKS- TKOF FM NARROW GRAVEL ROAD.PLT LOCKED RT BRAKE ON TKOF ROLL.
```

## Aircraft

- Registration: [N40328](https://openairdocs.org/deregistered/N40328-1974-04-23), registration cancelled 1974-04-23, S/N 2103C, built 1972 (OpenAirDocs)
- Reported make and model: MAULE M4-220
- Registry model: [Maule M-4-220C](https://openairdocs.org/model/maule-m-4-220c) (registry code 5460114) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19730603021959A](https://openairdocs.org/incident/19730603021959A), Jun 3, 1973: Maule M4220C, Glennallen, AK, Destroyed. Tkof fm narrow gravel road. Plt locked rt brake on tkof roll.

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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