# NTSB FTW70A0035: Cessna 150, N4581U, Marianna, AR, November 25, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: November 25, 1969
- Place: Marianna, AR · MARIANNA, AR
- Location: 34.7736° N, 90.7675° W: Placed by OpenAirDocs: center of Marianna, AR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.7736&lon=-90.7675&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report January 28, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 180982
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW70A0035
- Page: https://openairdocs.org/ntsb/FTW70A0035

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2835  69/11/25   MARIANNA,ARK        CESSNA 150          CR-  1  0  0  INSTRUCTIONAL             STUDENT, AGE 25, 15 TOTAL
        TIME - 1542                    N4581U              PX-  0  0  0  TRAINING                  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MARIANNA
        DEPARTURE POINT             INTENDED DESTINATION
          MARIANNA,ARK                MARIANNA,ARK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           STALL                                                    LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: PISTON,PISTON RINGS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        REMARKS- NR 3 PISTON FAILED. 49 HRS SINCE 100 HR INSPECTION,1133 HRS SINCE ENG OVHL.
```

## Aircraft

- Registration: [N4581U](https://openairdocs.org/deregistered/N4581U-1970-09-03), registration cancelled 1970-09-03, S/N 15060581 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150D](https://openairdocs.org/model/cessna-150d) (registry code 2071810) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Marianna

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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