CHI74FEC39

NTSB accident investigation · Smith EOS-1 · Pontiac, MI · April 25, 1974

Accident · Minor injuriesClosed
Date
April 25, 1974
Place
Pontiac, MI · PONTIAC, MI
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N10AESmith EOS-1
Status
Completed · report June 6, 1974
Report
Brief approved by the director
FAA report
19740425011739A
Case key
186286

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
----------------------------------------------------------------------------------------------------------------------------
3-0882  74/4/25    PONTIAC,MICH        SMITH EOS-1         CR-  0  0  1  MISCELLANEOUS             ATP,FLIGHT INSTR., AGE
        TIME - 1016                    N10AE               PX-  0  0  0  TEST                      25, 3500 TOTAL HOURS, 0
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - OAKLAND PONTIAC
        DEPARTURE POINT             INTENDED DESTINATION
          PONTIAC,MICH                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: TREES                                     LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - ENGINE STRUCTURE: PISTON,PISTON RINGS
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE TEMPERATURE
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           POWERPLANT - FUEL SYSTEM: OTHER
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- ENG MAKE AND MOD HIRTH-650 TWO CYCLE.HOLE IN BOTH PISTONS.FUEL AIR MIXT LEAN DUE INCREASED RAM AIR

Aircraft

Registration
N10AE
Reported as
Smith EOS-1
Category
Airplane, amateur-built
Engine
reciprocating
Damage
Substantial damage
Airport
Oakland Pontiac

FAA reports on this event · 1

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