What was found
FWD PIT FUSELAGE SKIN HAS CORROSION, BS 566 - 572, STR 28L REMOVED CORROSION FROM FWD PIT FUSELAGE SKIN, BS 566 - 572 STR 28L. NDT FOR MATERIAL REMOVAL. FOUND TO BE OUT OF LIMITS. .035 INCH REMOVED AT DEEPEST POINT. ORIGINAL .100 INCH REMOVED DAMAGE/PREVIOUS REPAIR NEAR CUT OUT. FABRICATED, TREATED AND PRIMED AND INSTALLED DOUBLER REF SRM 53-30-3 FIG 3. THIS REPAIR IS A CATAGORY "B'' REPAIR THIS IS CLASSIFIED AS A MINOR REPAIR.