As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE-B CK, CORROSION FOUND AT STR 30R BETWEEN STR 25 TO 35 DOME NUT ATTACH POINTS FOR EXTERNAL AIR COND DOOR GRND HOOK UP. EXPOSED STRINGER AREAS WITH CORROSION. BLENDED 5 AERAS OF CORROSION PERFORMED THICKNESS TEST PER QC THICKNESS TESTER CL304. REPAIRED PER EO DC8-5310-9989.