What was found
AFT CARGO, FRAME BS 1380 BETWEEN STRINGERS 27 AND 29L, IN BILGE IS CORRODED AT FIVE AREAS ON THE FWD FACE AND TOP SIDE SURFACES OF THE RETURN FLANGE. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-07, DETAIL II. REMOVED AND REPLACED THE FRAME IAW DWG 146N1010, REV C, 146N8511, REV J, AND SRM 51-40-02, PAGE 2-4.