As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
***WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK** CORROSION LOCATED BTWN FR87-88 UPPER SURFACE OF MIDDLE SHEAR PNL. REMOVED AND REPLACED MIDDLE SHEAR PNL IAW 51-42-03, 51-42-01 & 51-43-03. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION