As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OP 16 MAINT CHECK, THE CABIN FLOOR MEMBRANE AND FORMER FOOT WAS CORRODED AT STA 929, APPROX RBL 58. REMOVED CORROSION AT FORMER FOOT AND ATTACH AREA SRM 51-10-3. REINSTALLED FORMER FOOT AND NEW FAB MEMBRANES PER SRM 51-30/51-10-4/53-05 FIG 97 AT STA 917 TO 965.