As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND LEFT WING PLANK HOLE NR 9, WS 163 HAS CORROSION AT INBOARD SIDE 5 INCHES LONG BY .002 INCH - .003 INCH DEEP. NOT IN CRITICAL AREA. MAINTENANCE REPAIRED CORROSION DAMAGE IAW BOMBARDIER REO 601R-57-21-030 REV D, BY BLEND AND TREAT. (M)