As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK MAINTENANCE FOUND CORROSION, AFT FUSELAGE INTERNAL SHEAR CLIP AT FRAME 88 STRINGER 28R. REMOVED THE AFT FUSELAGE INTERNAL SHEAR CLIP AT FRAME 88 STRINGER 28R T EVALUATE THE CORROSION. THE SHEAR CLIP IS 100% CORRODED. THIS IS OUT OF LIMITS.LOCATED, DRILLED AND INSTALLED NEW SHEAR CLIP AT FRAME 88 STRINGER 28R. REF SRM 51-40-08. SURFACE PROTECTION APPLIED. REF EMB SRM 51-23-00. A/C REMAINS IN CHECK.