SEA71FYM24

NTSB accident investigation · Cessna 421B · Gannett, ID · February 6, 1971

Accident · Serious injuriesClosed
Date
February 6, 1971
Place
Gannett, ID · GANNETT, ID
Injuries
2 serious, 2 minor, 4 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N8025QCessna 421B
Status
Completed · report May 22, 1973
Report
Brief approved by the director
Case key
160378

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4573   71/2/6    GANNETT,ID          CESSNA 421B         CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 50, 6784
        TIME - 1340                    N8025Q              PX-  0  1  6  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 184 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          HAILEY,ID                   OGDEN,ID
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER GRADE OIL-LUBRICATING SYSTEM
           PERSONNEL - MISCELLANEOUS-PERSONNEL: OTHER
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           WEATHER - OTHER
           MISCELLANEOUS ACTS,CONDITIONS - LACK OF LUBRICATION-SPECIFIC PART,NOT SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - INTENTIONAL WHEELS-UP
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-2 ENGINES
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      20
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
          CALM                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- WRONG GRADE OF ENG OIL FOR TEMP.INADQT PREHEAT. INADQT INFO IN OWNERS MAN CONCERNING COLD WX OPERN

Aircraft

Registration
N8025Q
Reported as
Cessna 421B
Category
Airplane
Engine
reciprocating
Damage
Substantial damage