What was found
FOUND DURING C-CHECK, CORROSION AT FRAME STA 231.0. MAINTENANCE REMOVED CORRSION IAW SRU 51-70-40. MATERIAL REMOVED OUT OF LIMITS, REMOVED DAMAGE IAW SRM 51-70-00, FABRICATED REPAIR DOUBLER IAW SRM 53-70-30, ALODINED IAW SRM 51-20-42, PRIMED AND PAINTED IAW SRM 51-20-43. INSTALLED REPAIR DOUBLER IAW SRM 51-40-21 AND TOPCOATED IAW SRM 51-20-43.