As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AND SHORT EDGE MARGINS IN BS 340, 360 & 380 FRAME. CORROSION WAS FOUND IN THE HOLES COMMON TO THE FRAMES AND THE UPPER DECK FLOORBEAM UPPER CHORDS AT BS 340 & 360, LT & RT AND BS 360 RIGHT. THE HOLES WERE OVERSIZED TO REMOVE CORROSION CAUSING A SHORT EDGE MARGIN BS 360 LEFT.