What was found
HFEC CRACK INDICATION AT UPPER FWD FASTENER HOLE, STATION 540, BETWEEN STRINGER 22R & 23R IAW EA 5310-05878 REV C OP 03. CUT OUT SKIN TO REMOVE DAMAGE. FABRICATED DOUBLER, TRIPLER & FILLERS PARTS 1 - 5, INSTALLED IAW EA 5310-05878 REV C & ECRA 5310-06647.