What was found
DURING HEAVY MAINTENANCE, CORROSION STRINGER 38L BTW FRAME 56 AND FRAME 57 IN AFT CARGO COMPARTMENT; REF AEROMAN N/R 2021-371028, ACCOMPLISHED REPAIR ON THE AFT FUSELAGE STGR 37LH BTW FR 60-61 AND STGR 38L , BTW FR 54-60 IAW EA 53-0440-21, RDAF 80524263/038/2021# A. AND EC A21-951-01.THIS REPAIR IS CLASSIFIED AS MAJOR REPAIR CATEGORY A AND NO RE-INSPECTION IS NECESSARY.