CHI75FEP11

NTSB accident investigation · Thorpe T-18 · Oshkosh, WI · August 6, 1974

Accident · FatalClosed
Date
August 6, 1974
Place
Oshkosh, WI · OSHKOSH, WI
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N193NThorpe T-18
Status
Completed · report December 9, 1974
Report
Brief approved by the director
FAA report
19740806032009A
Case key
138743

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
----------------------------------------------------------------------------------------------------------------------------
3-3470   74/8/6    OSHKOSH,WIS         THORPE T-18         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 42, 4000
        TIME - 1025                    N193N               PX-  1  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 320 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - WITTMAN
        DEPARTURE POINT             INTENDED DESTINATION
          OSHKOSH,WIS                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: LOW PASS
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: OTHER
           AIRFRAME - WINGS: WING ATTACHMENT FITTINGS,BOLTS
           MISCELLANEOUS ACTS,CONDITIONS - WRONG PART
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         FIRE AFTER IMPACT
        REMARKS- WRONG SIZE RIVETS INSTALLED.WING PANEL SEPARATED.

Aircraft

Registration
N193N
Reported as
Thorpe T-18
Category
Airplane, amateur-built
Engine
reciprocating
Damage
Destroyed
Airport
Wittman

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.