As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CTR WING BOX UPPER SURFACE EXFOLIATED IN SEVERAL LOCATIONS AND HAS CORROSION AT THE MAJORITY OF FASTENER HOLES -RBL 106 TO RBL 73, FS 1332 TO 1365. BLENDED CORROSION IAW EA 8-5730-139141 AT STA 1332-1365, RBL 106-73 AND COMPLIED WITH EA 8-5730-139141. REPAIR CLASSIFIED AS MAJOR REPAIR.