What was found
FLOORBEAM UPPER CHORD LOWER SURFACE BS-720 LBL-58 HAS CORROSION. REMOVED CORROSION ON FLOORBEAM UPPER CHORD AT STA 720, LBL 58 IAW SRM 51-10-02. BLEND OUT DIM. =3.5" L2.0" W .019"D, ORIG MATL THICKNESS = .125, FOUND OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DET III . CUT & REMOVED UPPER CHORD DAMAGE SECTION & REPAIRED IAW SRM 53-00-51, FIG 201, R 1. NO FUTHER INSPECTIONS REQ'D THIS IS A CATEGORY `A' REPAIR, THIS IS A MAJOR REPAIR.