RedactedNarrative: OPERATOR WAS TRAVELING SOUTH EAST ON LAKE MINOCQUA COMING FROM THE THIRTY WHALE. WHILE APPROACHING THE HWY 51 BRIDGE THE OPERATOR FAILED TO SLOW IN THE SNW ZONE. THE FRONT RIGHT CORNER OF BOAT STRUCK A BRIDGE PILLAR THROWING THE OPERATOR INTO THE PILLAR RESULTING IN A FATAL HEAD INJURY.