What was found
AREA ABOVE RT MLG WW, BS 1180 BULKHEAD ZONE 141, RBL 58, CREASE BEAM INNER CHORD HAS CORROSION AT NUTPLATE. BLENDED AREA AND FOUND TO BE OUT OF LIMITS IAW SRM 53-16-13 . REMOVED CREASE BEAM INBD CHORD, STA 1040-1180, RBL 58. FABRICATED NEW CREASE BEAM I/B CHORD IAW SRM 53-30-13. LOCATED AND DRILLED, TREATED AND PRIMED IAW 51-40-05 AND 51-20-01. INSTALLED CREASE BEAM INBD CHORD IAW SRM 51-40-02. THIS IS A CATEGORY "A " REPAIR " MAJOR REPAIR ". NO FOLLOW UP TRACKING REQUIRED.