DEN79FA002

NTSB accident investigation · Grum Amer AA5 · Littleton, CO · October 4, 1978

Accident · FatalClosed
Date
October 4, 1978
Place
Littleton, CO · LITTLETON, CO
Injuries
2 fatal, 1 serious
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N6071LGrum Amer AA5
Status
Completed · report October 29, 1979
Report
Brief approved by the director
FAA report
19781004043829A
Case key
138118

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
----------------------------------------------------------------------------------------------------------------------------
3-4417   78/10/4   LITTLETON,CO        GRUM AMER AA5       CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 22, 71 TOTAL
        TIME - 1818                    N6071L              PX-  1  1  0  PLEASURE/PERSONAL TRANSP  HOURS, UNK/NR IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - STAPLETON INTL
        DEPARTURE POINT             INTENDED DESTINATION
          LITTLETON,CO                ARAPAHOE CO ARPT,CO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CYLINDER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
        FACTOR(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
           MISCELLANEOUS - SMOKE IN COCKPIT
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         FIRE AFTER IMPACT
        REMARKS- #3 CYL FATIGUE,METAL FOLDS BETWEEN BARREL FINS.TRIED TO REACH ARAPAHOE,11MI S OF STAPLETON.

Aircraft

Registration
N6071L
Reported as
Grum Amer AA5
Category
Airplane
Engine
reciprocating
Damage
Destroyed
Airport
Stapleton Intl

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.