As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
** WHILE OUT OF SERVICE FOR HEAVY CHECK** CORROSION LOCATED BETWEEN FR87 AND FR88, UPPER SURFACE OF MIDDLE SHEAR PANEL. REPLACED MIDDLE SHEAR PANEL@ FR87-88 IAW SRM 51-43-03 & SRM 51-42-01. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.