As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AWR HIDDEN DAMAGE: CORROSION ON INTERCOSTALS BTW FS=310.00 / FS=333.00 AND STR 20R AT INTERNAL STRUCTURE OF MAIN AVIONICS COMPARTMENT (E/E) (SM). IN REFERENCE JOBCARD NRB R25120. "SUMMARY OF NRC 00213 CORROSION LEVEL 2 ON INTERCOSTALS BTW FS=310.00 / FS=333.00 AND STR 20R AT INTERNAL STRUCTURE OF MAIN AVIONICS COMPARTMENT WAS REPLACED PER SRM 51-42-02-001-001-A01.