What was found
RT 280 WEB, AFT SIDE HAS MINOR CORROSION. STARTED REMOVING CORROSION ON AFT SIDE OF RT BS 280 WEB PER SRM 51-12-00 AND REMOVED 4 FASTENERS FROM AFT INBOARD CORNER. REMOVED REMAINING CORROSION ON AFT FACE OF RT BS 280 WEB IAW SRM 51-12-00. MECHANICALLY MEASURED BLENDED AREAS ABOVE BS 280 FLOORBEAM, .005 MAX MATERIAL REMOVED. ALL BLENDS WITHIN LIMITS ON RT AFT SIDE OF BS 280 WEB PER SRM 53-11-10. REPLACED REMOVED RIVETS ON RT FS 280 WEB AND RESTORED A023 FINISH IAW SRM 51-42-06, SRM 51-42-16.