RedactedNarrative: VESSEL 1 WAS BACKING WEST.  VESSEL 2 WAS DOCKED FACING WEST TOWARD THE FUEL DOCK AT CERDAR POINT MARINA.  DUE TO MECHANICAL FAILURE (BROKEN THROTTLE CABLE), VESSEL 1 BACKED IN TO THE OUTBOARD MOTOR OF VESSEL 2.  THE POINT OF IMPACT AND POINT OF REST WAS APPROX 301 FEET WEST OF TEH WEST EDGE OF BEACH DRIVE, APPROX 964 FEET NORTH OF THE NORTH EDGE OF STATE HIGHWAY 28 AND APPROX 1.29 MILES EAST OF THE EAST EDGE OF COLEMAN DRIVE.