What was found
OKC - DURING D-CHECK, FOUND FLOORBEAM AT BS 420, BUTTOCK LINE 0, LEFT BUTTOCK LINE 25 CORRODED. REMOVED AND INSTALLED REPAIR PER SRM. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
OKC - DURING D-CHECK, FOUND FLOORBEAM AT BS 420, BUTTOCK LINE 0, LEFT BUTTOCK LINE 25 CORRODED. REMOVED AND INSTALLED REPAIR PER SRM. (M)