What was found
CABIN FLOOR PNL 36 FWD END TOP SKIN IS CORRODED, 77-40. BLENDED CORROSION AT MAIN CABIN FLOOR PNL 36 FWD END OF TOP SKIN ORG MAT. .040 IAW SRM 53-23-0, FIG 4 OUT OF LIMITS IAW SRM 53-01, FIG 1, SHT 3. REMOVED 5 HAT CHANNELS IAW SRM 51-32-0, FABED NEW TOP SKIN REF TRAVELER NR 87752940001, INSTALLED HAT CHANNELS IAW SRM 51-30-2, (5EA).