As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CARGO FLOORBEAM STA 640 RBL 45 TO 60 HAS CORROSION AND PREVIOUS REPAIR DOES NOT COVER DAMAGE AREA. REMOVED TOP CHORD OF BS 640 FLOORBEAM FROM RBL 19 TO RT OUTBOARD SKIN, FABRICATED NEW TOP CHORD AND REPAIR ANGLES AND STRAPS PER SRM 53-10-8 FIG 5.