What was found
DURING HEAVY MAINTENANCE: INITIAL INSPECTION: “CPCP FINDING”: CORROSION ON AFT CARGO INTERNAL STRUCTURE SHEARCLIP BTW FR 82 AND STGR 28LH/29LH; SUMMARY OF NRC 00291: CORROSION ON AFT CARGO INTERNAL STRUCTURE SHEARCLIP BTW FR 82 AND STGR 28LH/29LH WAS REMOVED AND EVALUATE ORIGINAL THICKNESS IS .040" AND THE MINIMUM REMAINING THICKNESS IS 0.010" THEREFORE ITS OUT LIMITS, THE SHEAR CLIP WAS REPLACED PER EMB-190 SRM 51-12-01 PAR. 6 AND SRM 51-10-03 PAR. 4 A AND SRM 51-75-16, SRM 51-41-01 AND SRM 51-41-02 ACC BY # 201429082, INSP BY # 201532960. (CONSIDERED A MAJOR REPAIR)