NTSB Identification: MKC85LA122.
The docket is stored on NTSB microfiche number 28760.
Accident occurred Friday, June 07, 1985 in DES MOINES, IA
Aircraft: PIPER PA-28-181, registration: N3502M
Injuries: 2 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.

DURING A FULL STOP LANDING THE PLT APPLIED BRAKES TO ARREST THE LANDING ROLL AND UPON APPLICATION OF THE BRAKES, THE ACFT VEERED SLOWLY TO THE LEFT WITHOUT SLOWING DOWN. THE CHECK PLT APPLIED HIS BRAKES TO ASSIST THE PLT, BUT WITHOUT ANY EFFECT. THE ACFT CONTINUED OFF THE RUNWAY WHERE IT SUSTAINED SUBSTANTIAL DAMAGE. THE ACFT BRAKING SYSTEM WAS REPLACED 140 FLT HOURS PRIOR TO THIS OCCURRENCE. THE ACFT IS USED EXTENSIVELY FOR STUDENT PLT TRAINING. THE ACFT BRAKE SYSTEM SHOWED EXCESSIVE WEAR ON THE BRAKE LININGS. THE BRAKE LINING PUCKS EXCEEDED THEIR EFFECTIVE LIMIT WHICH ALLOWED HYDRAULIC FLUID BLEED-BY.

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

DIRECTIONAL CONTROL..NOT POSSIBLE..PILOT IN COMMAND

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

LANDING GEAR,NORMAL BRAKE SYSTEM..NO PRESSURE



Contributing Factors

MAINTENANCE,INSPECTION..INADEQUATE..OTHER MAINTENANCE PERSONNEL


Contributing Factors

FLUID,HYDRAULIC..LEAK


Contributing Factors

LANDING GEAR,NORMAL BRAKE SYSTEM..WORN


Contributing Factors

MAINTENANCE,REPLACEMENT..DELAYED..COMPANY MAINTENANCE PERSONNEL

Index for Jun1985 | Index of months