NTSB Identification: CHI85LA263.
The docket is stored on NTSB microfiche number 29588.
Accident occurred Saturday, June 29, 1985 in HART, MI
Aircraft: LAKE LA-4-200, registration: N516L
Injuries: 3 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 LAKE TAKEOFF AT NEAR LIFT OFF SPEED THE PLT STATED THE ACFT STRUCK A SUBMERGED LOG AND BECAME AIRBORNE AT A LOW AIRSPEED. THE ACFT THEN DROPPED BACK TO THE LAKE SURFACE, THE RIGHT WING FLOAT DUG IN THE WATER AND SEPARATED THE FLOAT FROM THE WING. THE STRESS ALSO CAUSED PARTIAL WING SEPARATION AT THE WING ROOT. LOSS OF THE FLOAT RESULTED IN THE ACFT ROLLING INVERTED.

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

OBJECT..SUBMERGED OBJECT

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

LANDING GEAR,FLOAT ASSEMBLY..SEPARATION


Contributing Factors

LIFT-OFF..PREMATURE..PILOT IN COMMAND


Contributing Factors

STALL..UNCONTROLLED..PILOT IN COMMAND

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