# NTSB SEA69A0036: Aero Comdr 500-B, N5080, Imnaha, OR, December 18, 1968

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: December 18, 1968
- Place: Imnaha, OR · IMNAHA, OR
- Location: 45.5593° N, 116.8332° W: Placed by OpenAirDocs: center of Imnaha, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.5593&lon=-116.8332&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report May 19, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 191986
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA69A0036
- Page: https://openairdocs.org/ntsb/SEA69A0036

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4755  68/12/18 NR.IMNAHA,OREG        AERO COMDR 500-B    CR-  1  0  0  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 0254                    N5080               PX-  0  0  0  COMMUTER AIR CARRIER      43, 5000 TOTAL HOURS, 120
                                       DAMAGE-DESTROYED    OT-  0  0  0  AIR TAXI-CARGO S-D        IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SPENCER RANCH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           POWERPLANT - FUEL SYSTEM: VENTS,DRAINS,TANK CAPS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
           MISCELLANEOUS ACTS,CONDITIONS - FAILURE OF TWO OR MORE ENGINES
           WEATHER - LOW CEILING
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-2 ENGINES
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        MISSING AIRCRAFT - LATER RECOVERED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  2800
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- MAIL FLT. RECOVERY DATE 3/21/69. FUEL SIPHONED FROM LOOSE CAP. CRASHED ON 40 DEG MNTN SLOPE.
```

## Aircraft

- Registration: [N5080](https://openairdocs.org/deregistered/N5080-1971-01-25), registration cancelled 1971-01-25, S/N 1537 (OpenAirDocs)
- Reported make and model: AERO COMDR 500-B
- Registry model: [Aero Commander 500-B](https://openairdocs.org/model/aero-commander-500-b) (registry code 0141106) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Spencer Ranch

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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