NTSB Identification: ATL87LA220.
The docket is stored on NTSB microfiche number 34740.
Accident occurred Tuesday, July 21, 1987 in COLUMBUS, OH
Probable Cause Approval Date: 10/07/1988
Aircraft: AERONCA 7AC, registration: N443WB
Injuries: 1 Minor,1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PLT EXPERIENCED A LOSS OF DIRECTIONAL CONTROL ON LDG AS THE TAILWHEEL TOUCHED DOWN, AND HE EXECUTED A GO-AROUND. ON THE 2ND LDG ATTEMPT, THE AIRPLANE VEERED OFF THE RWY, TRAVELED ACROSS A GRASSY AREA, AND IMPACTED A PARKED C-172. POST-CRASH EXAM OF THE AIRPLANE REVEALED THAT THE TAILWHEEL STEERING YOKE HAD BROKEN; THE YOKE HAD FRACTURED ACROSS ONE OF TWO RETAINING-BOLT HOLES IN THE YOKE SHAFT. OVERSIZED BOLTS WERE FOUND INSTALLED IN THE HOLES. THE AIRPLANE WAS ESTIMATED TO HAVE TRAVELED APPROX 800 FEET AFTER TOUCHDOWN PRIOR TO IMPACTING THE PARKED AIRPLANE.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MAINTENANCE,MODIFICATION..IMPROPER..UNKNOWN

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LANDING GEAR,STEERING SYSTEM..FRACTURED

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND



Contributing Factors

THROTTLE/POWER CONTROL..EXCESSIVE..PILOT IN COMMAND

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