NTSB Identification: LAX83LA381.
The docket is stored on NTSB microfiche number 21891.
Accident occurred Wednesday, August 10, 1983 in BISHOP, CA
Aircraft: Grumman American AA1, registration: N6105L
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.

THE ACFT LANDED HARD DURING A FORCED LANDING AND COLLAPSED THE LANDING GEAR PILOT REPORTED THAT 10-15 MINUTES AFTER TAKEOFF HE EXPERIENCED PITCH CONTROL PROBLEMS. HE WAS UNABLE TO TURN THE ACFT AND MADE A FORCED LANDING STRAIGHT AHEAD. THE PILOT STATED THAT POSSIBLY HE HIT A BIRD BUT ALSO NOTED AFTER THE ACCIDENT THAT A BOLT ON THE ELEVATOR TRIM TAB LINKAGE WAS MISSING. MAINTENANCE RECORDS INDICATED THAT ON THE LAST 100 HOUR INSPECTION THE RUDDER, AILERON AND ELEVATOR CABLES WERE INSPECTED AND THE ELEVATOR BUNGEE HOUSING WAS INSPECTED AND NO DEFECTS FOUND. THIS INSPECTION WAS PERFORMED AT A TACH TIME OF 1068.3. THE TACK TIME AFTER THE ACCIDENT WAS 1127.74. NO EVIDENCE OF A BIRD STRIKE WAS FOUND DURING EXAMINATION OF THE ACFT.

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

FLIGHT CONTROL,ELEVATOR TAB..IMPROPER

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

MAINTENANCE,INSPECTION..INADEQUATE..OTHER MAINTENANCE PERSONNEL

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

MAINTENANCE,100-HOUR INSPECTION..PERFORMED..OTHER MAINTENANCE PERSONNEL

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

ELEVATOR..INADEQUATE..PILOT IN COMMAND


Contributing Factors

LANDING GEAR,MAIN GEAR..OVERLOAD


Contributing Factors

LANDING GEAR,NOSE GEAR..OVERLOAD

Index for Aug1983 | Index of months