As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ACCOMPLISH EA 5310-07557 REV C OP 004, REMOVED UNDERWING LONGERON FOUND FWD OTBD FRONT SPAR LOWER CHORD LT OTBD SIDE ONE EXISTING FASTENER HOLE SIZE ENLARGE DWG CALL OUT SIZE, LT SIDE WING CENTER SECTION FRONT SPAR LOWER CHORD REPAIRED IAW ECRA 5710-02993 DISPOSITION 1.