What was found
AFT CARGO COMPARTMENT BILGE AREA FLOORBEAM IS CORRODED ON THE LOWER SURFACE OF FRAME 63; LBL 1405 TO RBL 300. CLEANED AFT CARGO COMPARTMENT FLOORBEAM AT FRAME 63; LBL 1405 TO RBL 300 PER SRM 51-74-10; PG 201. REMOVED CORROSION IAW SRM 51-74-10 AND FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15, FIG 101, SHEET 2. REMOVED CROSSBEAM IAW SRM 51-40-21, PARA 5, PGS 6-7. DRILLED LOCATED NEW CROSSBEAM AND REPAIR ANGLES IAW SRM 53-10-15, FIG 207, PGS 241-242. ALODINED IAW SRM 51-21-10, PARA 2, PG 2. PRIMED & PAINTED IAW SRM 51-23-10. INSTALLED CROSSBEAM AND REPAIR ANGLES IAW SRM 53-10-15, STEP 8.