As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LCQ - MAJOR REPAIR - "C" - DURING C-14 CHECK CORROSION WAS FOUND ON FLOOR SUPPORT AT BS 279, LBL 28. MAINTENANCE REMOVED DAMAGED SECTION OF FLOOR SUPPORT, FABRICATED NEW SECTION OF FLOOR SUPPORT, AND INSTALLED REPAIR IAW B737-200 SRM 51-30-2, PG. 17 & 32.