NTSB Identification: ANC87FA107.
The docket is stored on NTSB microfiche number 34617.
Accident occurred Sunday, July 26, 1987 in ANCHORAGE, AK
Probable Cause Approval Date: 11/29/1988
Aircraft: MAULE M-6, registration: N49846
Injuries: 3 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PILOT LOST DIRECTIONAL CONTROL WHILE LANDING WITH A QUARTERING TAILWIND FROM THE LEFT. THE AIRCRAFT GROUND LOOPED AND STRUCK A CHAIN LINK FENCE. THE PILOT STATED THAT HE FOUND THE BRAKE SHAFT BROKEN AT THE SHAFT REDUCTION RETAINING CLIP POINT. HE INDICATED THAT IT COULD HAVE BEEN BROKEN FOR SOME TIME AS THE BRONZE RETAINER ALSO FAILED. HE ALSO ADMITTED TO BEARING DOWN WITH CONSIDERABLE FORCE ON THE PEDAL WHEN THE AIRCRAFT STARTED SWERVING TOWARD THE AREA WEST OF THE RUNWAY. THE MOUNTING FOR THE BRAKE CYLINDER ASSEMBLY WAS FOUND BROKEN WITH SIGNATURES SIMILAR TO OVERLOAD FAILURE.

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

WRONG RUNWAY..SELECTED..PILOT IN COMMAND

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

DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

OBJECT..FENCE


Contributing Factors

WEATHER CONDITION..TAILWIND



Contributing Factors

BRAKES(NORMAL)..IMPROPER USE OF..PILOT IN COMMAND


Contributing Factors

LANDING GEAR,NORMAL BRAKE SYSTEM..FAILURE,PARTIAL


Contributing Factors

LANDING GEAR,NORMAL BRAKE SYSTEM..PREVIOUS DAMAGE

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