As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEVEL 1 CORROSION, NR 1 PYLON INBD AND OUTBD MID SPAR CHORDS HAVE LIGHT SURFACE CORROSION AT NAC ST 253.9-261 AT WL 181 ON UPPER AND LOWER SURFACE OF CHORDS. REMOVED CORROSION PER BOEING SRM 51-10-01 REWORKED AREA REPROTECTED IAW SRM 51-10-02, NON ROUTINE WORK CARD S/N 5913.