What was found
DURING HEAVY MAINTENANCE: INITIAL INSPECTION: “CPCP FINDING”: CORROSION ON AFT CARGO INTERNAL STRUCTURE SHEARCLIP BTW FR 73 AND STGR 27LH/28LH; SUMMARY OF NRC 00287: CORROSION ON AFT CARGO INTERNAL STRUCTURE SHEARCLIP BTW FR 73 AND STGR 27LH/28LH WAS REMOVED AND EVALUATE ORIGINAL THICKNESS IS .040" AND THE MINIMUM REMAINING THICKNESS IS 0.011" THEREFORE ITS OUT LIMITS, SHEAR CLIP WAS REPLACED PER EMB-190 SRM 51-12-01 PAR. 6 AND SRM 51-10-03 PAR. 4 A, SRM 51-75-16, SRM 51-41-01 AND IDENTIFIED AREA PER JETBLUE GMM 8.18.4.1 PAR.13 REV- REF NR #287 ACC BY # 200702030, INSP BY # 200002656. (CONSIDERED A MAJOR REPAIR)