What was found
CABIN LT FLOOR/ CREASE BEAM SUPPORT ANGLE STA 1240-1280 HAS CORROSION. REMOVED CORROSION AND CHECKED LIMITS. FOUND TO BE OUT OF LIMITS IAW SRM 53-60-13. REMOVED CREASE BEAM AT BS 1180-1295, LBL 60 IAW SRM 51-40-02. FABRICATED NEW CREASE BEAM, BAC1515-553. LOCATED AND DRILLED, TREATED AND PRIMED, AND TOP COATED IAW SRM 51-10-02 / 51-20-01/ 51-21-00-7. INSTALLED NEW CREASE BEAM AT BS 1180-1295, LBL 60, IAW SRM 51-40-02. CAT "A" MAJOR REPAIR.