What was found
MAIN CABIN FLOORBEAM INTERCOSTAL IS CORRODED ON THE UPPER SURFACE AT STA 1204; FROM FRAME 14A - 15, LBL 197 CM. REMOVED CORROSION IAW SRM 51-74-10. ORIGINAL THICKNESS 0.078 IAW SRM 51-30-20. REMAINING THICKNESS IS 0.073. MATERIAL LOSS 0.005 FOUND TO BE WITHIN LIMITS IAW SRM 53-10-16, FIG 101, PG 103. ALODINED AND PRIMED IAW SRM 51-21-10 AND SRM 51-23-10. APPLIED TOP COAT IAW SRM 51-23-10. T8225N