What was found
DURING C-CHECK AT AERO CORP, AFT LAVATORY FLOOR BEAM UPPER CHORD BS 1006 HAS CORROSION AT LBL 9. FABRICATED DOUBLER FROM 7075 T6 .071 INCH 10.50 INCHES, 1.0625 INCH, AND 10.0625 INCHES BY 1.0625 INCHES. FABRICATED FILLER FROM BAC 1505-100817, 44 INCHES BY 3 INCHES BY 34 INCHES. FABRICATED T-ANGLES FROM 7075 T6 .071 INCH 5 INCHES BY 2 INCHES. FABRICATED INTERCOSTAL FROM 2024 T3 .040 INCH 9.50 INCHES BY 2 INCHES BY 1.50 INCHES. INSTALLED IAW B 737 SRM 51-30-2 AND 53-10-9. (X)