ANC69A0002

NTSB accident investigation · Piper PA-12 · Anchorage, AK · July 8, 1968

Accident · FatalClosed
Date
July 8, 1968
Place
Anchorage, AK · ANCHORAGE, AK
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N2741MPiper PA-12
Status
Completed · report March 19, 1969
Report
Brief approved by the director
Case key
109644

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
----------------------------------------------------------------------------------------------------------------------------
3-4669   68/7/8  NR.ANCHORAGE,ALAS     PIPER PA-12         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 37, 200
        TIME - 1824                    N2741M              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - FIRE ISLAND
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: ELECTRONIC TOWERS                         LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER ALIGNMENT/ADJUSTMENT
           MISCELLANEOUS ACTS,CONDITIONS - LOOSE,PART/FITTING
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           PILOT IN COMMAND - MISJUDGED SPEED AND ALTITUDE
           MISCELLANEOUS ACTS,CONDITIONS - POORLY PLANNED APPROACH
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        WEATHER BRIEFING - BRIEFING RECEIVED-METHOD UNKNOWN
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      7000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      62
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          140                                                       20
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- NO 2 CYL EXHAUST VALVE ROCKER ARM ADJUSTMENT SCREW LOOSE,CAUSED ENG TO MISFIRE.HEAD WIND 20KTS.

Aircraft

Registration
N2741M
Reported as
Piper PA-12
Category
Airplane
Engine
reciprocating
Damage
Destroyed
Airport
Fire Island

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.

Other investigations on N2741M · 1

Matched to the same aircraft by N-number and date.