What was found
DURING C-04 CHECK CORROSION WAS FOUND ON LT TRANSITION PROFILE IN AFT CARGO COMPARTMENT BETWEEN FR 56 AND FR 58. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED TRANSITION PROFILE BETWEEN FR 56 AND FR 58; FABRICATED A NEW REPLACEMENT PROFILE; INSTALLED REPAIR PART IAW A319 SRM 51-42-11, PG. 7-9, 12, & 22.