OAK75AP029

NTSB accident investigation · Beech A60 · Mammoth Lakes, CA · January 2, 1975

Accident · FatalClosed
Date
January 2, 1975
Place
Mammoth Lakes, CA · MAMMOTH LAKES, CA
Injuries
5 fatal
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N2855WBeech A60
Status
Completed · report May 23, 1975
Report
Brief approved by the director
FAA report
19750102008949A
Case key
148176

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
----------------------------------------------------------------------------------------------------------------------------
3-0832   75/1/2    MAMMOTH LAKES,CA    BEECH A60           CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 44, 2400
        TIME - 0835                    N2855W              PX-  4  0  0  BUSINESS                  TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - MAMMOTH LAKES
        DEPARTURE POINT             INTENDED DESTINATION
          MAMMOTH LAKES,CA            SANTA ANA,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       TAKEOFF: INITIAL CLIMB
           STALL                                                    IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           POWERPLANT - PROPELLER AND ACCESSORIES: HYDRAULIC PITCH CONTROL MECHANISM
           MISCELLANEOUS ACTS,CONDITIONS - ACTION,LACK OF
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
         FIRE AFTER IMPACT
        REMARKS- PROP OVERSPEED DUE CONGEALED OIL.DIDNT EXERCISE PROPS BFOR TKOF.LOST CTL.

Aircraft

Registration
N2855W
Reported as
Beech A60
Category
Airplane
Engine
reciprocating
Damage
Destroyed
Airport
Mammoth Lakes

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.