OAK72AP004

NTSB accident investigation · Cessna 172K · Bass Lake, CA · July 31, 1971

Accident · FatalClosed
Date
July 31, 1971
Place
Bass Lake, CA · BASS LAKE, CA
Injuries
3 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N84711Cessna 172K
Status
Completed · report April 12, 1972
Report
Brief approved by the director
Case key
162131

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
----------------------------------------------------------------------------------------------------------------------------
3-3295  71/7/31    BASS LAKE,CALIF     CESSNA 172K         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 23, 225
        TIME - 0945                    N84711              PX-  2  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 14 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BASS LAKE
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          MOFFETT NAS,CALIF           RETURN                      UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - OTHER
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        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                                                      85
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      OTHER
         FIRE AFTER IMPACT
        REMARKS- TURNED INTO RISING TERRAIN AFTER LOW PASS AT ONE-WAY SHORT STRIP. DENSITY ALT ABOUT 5800 FT.

Aircraft

Registration
N84711
Reported as
Cessna 172K
Category
Airplane
Engine
reciprocating
Damage
Destroyed
Airport
Bass Lake

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.