As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OP 15 MAINT CHECK, FOUND 11 INCH LONG SECTION OF FLOOR SUPPORT CORRODED AT STA 200 BETWEEN RBL 44 AND RBL 56, JUST AFT OF SERVICE DOOR. REMOVED OLD SUPPORT. NEW SUPPORT MADE PER SPM 6-70-01 AND SRM 53-10-01. INSTALLED PER SRM 51-30 P18.