What was found
MAIN DECK FORWARD UTILITY, LT FLOOR AREA CORROSION FOUND ON FLOOR SUPPORT STRUCTURE, Y = 700 BETWEEN FRAME 11A AND FRAME 13A. CORROSION REMOVED IAW SRM 51-74-10 REV 21. MATERIAL REMOVED 0.051 INCH, MATERIAL REMAINED 0.029 INCH, ORIGINAL MATERIAL THICKNESS 0.080 IN AND FOUND OUT OF LIMIT IAW SRM 53-10-16, FIG 102, REV 21. DAMAGED FLOOR SUPPORT STRUCTURE REMOVED AND NEW SUPPORT STRUCTURE INSTALLED IAW SRM 51-40-21, REV 21. REPAIR CLASSIFIED MAJOR IAW GMM 6-2-100, REV 113.