As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-18 CHECK RIVETS WERE FOUND PULLING THROUGH KEEL BEAM SKIN BETWEEN BS 663 AND BS 727. MAINTENANCE REMOVED DAMAGED KEEL BEAM SKIN FROM BS 663 TO BS 727, LBL 6.3 TO RBL 6.3; FABRICATED A NEW REPLACEMENT KEEL BEAM SKIN PANEL; INSTALLED REPAIR PARTS IAW AWA ER 03-5310-02085-JS1.