What was found
INITIAL INSPECTION: CORROSION STR 24R BTW FS=333.00 / FS=485.00 AT INTERNAL STRUCTURE OF MAIN AVIONICS COMPARTMENT (E/E) (SM). IN REFERENCE NRC 00026 TASK 900-53-140-300 APPENDIX A ] SUMMARY: IN NRC:00099, CORROSION DAMAGE WAS FOUND IN SEVERAL POINTS OF THE STR 24R BTW FS=333.00 / FS=485.00 AT INTERNAL STRUCTURE OF MAIN AVIONICS COMPARTMENT (E/E) IN THIS AREA DOES NOT ALLOW DAMAGE PER SRM 53-21-03-101-006-A04. THEREFORE, THIS STRINGER WAS REPLACED PER SRM 51-42-06-001-001-A01, SRM 51-42-13-001-001-A01 AND SRM 51-42-20-001-001-A01.