What was found
CRACK INDICATION ON FRAME 13 OPEN FASTENER HOLE AT LEVEL OF STR 9 LT SIDE, CRACK DIRECTION IS 3 O`CLOCK AT FWD GALLEY AREA (1 EA). REPLACED STRINGER SECTION LOCATED ON FR 13 AT LEVEL STR 9 LT SIDE, IAW A300-600 SRM 51-40-20-001 AND DWG #A53610301 ISSUE K SHEET 1.