NTSB Identification: NYC85LA119.
The docket is stored on NTSB microfiche number 28358.
Accident occurred Wednesday, May 08, 1985 in LATROBE, PA
Aircraft: CESSNA 140, registration: N4034N
Injuries: 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 REPORTED THAT DURING A LANDING, THE ACFT BEGAN TO SWERVE TO THE RIGHT. AT ABOUT THE TIME HE WAS REGAINING CONTROL, THE LEFT GEAR SPRING (STRUT), PN Q441138, FAILED. SUBSEQUENTLY, THE ACFT WENT OFF THE RWY & THE LEFT WING WAS DAMAGED. AN EXAM OF THE STRUT REVEALED THAT IT HAD FAILED WHERE A BOLT HOLE HAD BEEN DRILLED TO INSTALL A STEP. THERE WAS EVIDENCE OF A PRE-EXISTING CRACK THAT EXTENDED ABOUT 1 INCH ON EACH SIDE OF THE HOLE.

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

LANDING GEAR,MAIN GEAR STRUT..FATIGUE


Contributing Factors

DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

GROUND LOOP/SWERVE..INADVERTENT..PILOT IN COMMAND

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