# NTSB DEN70F0143: Lockheed 402-2, N144U, Midwest, WY, September 29, 1969

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: September 29, 1969
- Place: Midwest, WY · MIDWEST, WY
- Location: 43.4115° N, 106.2768° W: Placed by OpenAirDocs: center of Midwest, WY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.4115&lon=-106.2768&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 4 serious
- Status: Completed, report January 29, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 159859
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN70F0143
- Page: https://openairdocs.org/ntsb/DEN70F0143

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2855  69/9/29    MIDWEST,WYO         LOCKHEED 402-2      CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, AGE 34, 1500
        TIME - 1600                    N144U               PX-  0  3  0  BUSINESS                  TOTAL HOURS, 200 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          CASPER,WYO                  EDGERTON,WYO                 CHRISTENSON RANCH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT
           PILOT IN COMMAND - MISJUDGED ALTITUDE
        REMARKS- PLT AND PX LOOKING FOR CLR AREAS FOR NEW ACESS RD.ACFT APRX LVL FLT ATTITUDE STRUCK RISING TERRAIN
```

## Aircraft

- Registration: [N144U](https://openairdocs.org/deregistered/N144U-2009-06-30), registration cancelled 2009-06-30, S/N 1017, built 1961 (OpenAirDocs)
- Reported make and model: LOCKHEED 402-2
- Registry model: [Lockheed Aircraft Intl 402-2](https://openairdocs.org/model/lockheed-aircraft-intl-402-2) (registry code 5263406) (OpenAirDocs)
- Registry engine: [Continental TSI0-470-B](https://openairdocs.org/engine/continental-tsi0-470-b) (registry code 17029, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: 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.

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