As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAJOR REPAIR, DURING C-17 CHECK FOUND 103 LOOSE RIVETS ON BOTH SIDES OF LOWER KEEL BEAM SKIN PANEL BETWEEN BS 663 AND BS 727. MAINTENANCE REMOVED DAMAGED LOWER KEEL BEAM SKIN PANEL FROM BS 661.75 TO BS 727; FABRICATED A NEW REPLACEMENT KEEL BEAM SKIN PANEL; INSTALLED REPAIR PART IAW AWA E.R. 03-5310-02085-JS1.