As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT STRUCTURE CORRODED JUST FWD OF FS 621 AT LBL 9.0. REMOVED BEAM CAP FS 574 TO FS 621 AT LBL 9.00 IAW SRM 51-42-06 & 51-42-21. LOCATED & DRILLED NEW SEAT RAIL BEAM PN 601R35031-3 IAW SRM 51-40-11. INSTALLED FASTENERS ON FLOORBEAM WEBS IAW REO 601R-53-61-3780, PART B. C/W ECTC REO 601R-53-61-3780 AND REO 601R-53-61-378, REV A DATED 7/15/11.