OAK79FVM25

NTSB accident investigation · Gee Bee Z · Half Moon Bay, CA · June 3, 1979

Accident · Minor injuriesClosed
Date
June 3, 1979
Place
Half Moon Bay, CA · HALF MOON BAY, CA
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N77VVGee Bee Z
Status
Completed · report July 12, 1979
Report
Brief approved by the director
FAA report
19790603012139A
Case key
135679

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

On this page

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
----------------------------------------------------------------------------------------------------------------------------
3-1300   79/6/3    HALF MOON BAY,CA    GEE BEE Z           CR-  0  0  1  MISCELLANEOUS             PRIVATE, AGE 54, 11800
        TIME - 1330                    N77VV               PX-  0  0  0  FERRY                     TOTAL HOURS, 35 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - HALF MOON BAY
        DEPARTURE POINT             INTENDED DESTINATION
          MERCED,CA                   HALF MOON BAY,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
        REMARKS- RIGHT MASTER CYLINDER CONTAMINATED WITH GUMMY DIRT MIXTURE OF FLUIDS FOUND IN BRAKE CYLINDERS

Aircraft

Registration
N77VV
Reported as
Gee Bee Z
Category
Airplane
Engine
reciprocating
Damage
Substantial damage
Airport
Half Moon Bay

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.