As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE CHECK, CORROSION WAS FOUND OUT OF LIMITS IN THE AFT CARGO COMP AT BS 1110 STR 29R. REMOVED CORROSION IAW B727 SRM 511006. REMOVED DAMAGED SECTION IAW B727 SRM 513002 AND 531003. FABRICATED REPAIR PARTS FROM BAC 1498101 AND BAC 1498131 IAW B727 SRM 531003. TREATED AND PRIMED IAW B727 SRM 511002 AND MM 512002. INSTALLED IAW B727 SRM 513002.