What was found
MAIN CABIN FLOORBEAM HAS CORROSION AT FASTENER HOLES BS 986.5-RBL 30, RBL 43. ACFT GROUNDED. CUT AND REMOVED LT AND RT DAMAGE FLANGE IAW SRM 53-70-51-2R-4, MATERIAL ID FOR ITEM SHEAR TIE BAC1506-4480, FOR ITEM NR 1 T-CHORD. BAC 1505-101474, FOR ITEM 5 IS BAC 1490-2651-7075+62, ITEM 6, FILLERS 7075+6, .020 FOR -4 REPAIR STRAP 7075+6, .080, FOR -2, 7075-0, .071 CLAD, -3 IS 7075-0 .081 CLAD. HEAT TREAT TO + 62 IAW SRM 53-70-51-2R-4, FABRICATED PARTS. ALODINED, PRIMED AND INSTALLED PARTS IAW SRM 53-70-51-2R-4. DOT REMOVED NR B040 AND LT DOT A869, LT WEB ITEM 044 BEEN INSTALLED ON OPS 28846, CARD NR G642846. .