NTSB Identification: ATL89LA032.
The docket is stored on NTSB microfiche number 37319.
Accident occurred Sunday, November 13, 1988 in MARIETTA, GA
Probable Cause Approval Date: 12/06/1989
Aircraft: BEECH 35-A33, registration: N431T
Injuries: 1 Minor.

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

DURING PREFLT 'RUN-UP' AT THE END OF THE ACTIVE RWY, THE RIGHT BRAKE FAILED AND THE AIRPLANE PIVOTED LEFT WHILE THE ENGINE WAS AT A HIGH POWER SETTING. THE PLT RPTED THAT THINGS HAPPENED SO FAST THAT HE MAY HAVE ADDED POWER WHILE ATTEMPTING TO REDUCE POWER. HE ALSO STATED THAT HE CONTINUED TO PRESS ON THE BRAKE PEDALS CAUSING THE ACFT TO TURN TO THE LEFT TOWARDS A STEEP BANK. THE ACFT ROLLED APPROX 200 FT AND OVERTURNED ON THE SIDE OF AN EMBANKMENT. INVESTIGATION REVEALED THAT THE RIGHT BRAKE HOSE HAD RUPTURED AT THE CALIPER WHICH CAUSED THE LOSS OF RIGHT BRAKE FLUID/PRESSURE. THE BRAKE HOSE WAS ORIGINAL EQUIPMENT, 28 YEARS OLD. AN ANNUAL INSPECTION WAS PERFORMED 5 MONTHS PRIOR TO THE ACCIDENT.

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

LANDING GEAR,NORMAL BRAKE SYSTEM..FAILURE,PARTIAL

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

THROTTLE/POWER CONTROL..IMPROPER USE OF..PILOT IN COMMAND

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

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

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

HYDRAULIC SYSTEM,LINE..RUPTURED



Contributing Factors

MAINTENANCE,ANNUAL INSPECTION..INADEQUATE..OTHER MAINTENANCE PERSONNEL

Index for Nov1988 | Index of months