As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OP 15 MAINT CHECK, FOUND INTERGRANULAR CORROSION ON CENTER UPPER WING SKIN AT STA 954.5 TO 858, RBL 75 TO RBL 88. ACCOMP HIGH FREQ EDDY CURRENT OF AREA AND HOLES PER TWA NDT MANUAL 51-00-03, PART 6, AND NO CRACKS FOUND. REMOVED CORROSION AND APPLIED REPAIR TO AREA PER ARA 11596.