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 FLOOR SUPPORT CORRODED AT STA 148 TO 160, RBL 18 INCHES. MADE AND INSTALLED NEW FLOOR SUPPORT PER SPM 6-70-01 PAGE 3. INSTALLED FASTENERS PER SRM 51-30-0. REF SRM 53-11-1 FIG 12 AND DOUGLAS PRINT 9910078.