What was found
***CORROSION*** ON AFT CARGO FLOOR TO SIDE WALL SUPPORT STA 727E-847; LBL22; WL164 / CORROSION IN MULTIPLAE AREAS ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT STA 727E - 847 LBL 22 WL164 REMOVED IN AREAS OF 1.00' X 1.00' WITH GREATER THAN 50% MATERIAL LOSS MEASURED BY MECHANICAL MEANS. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 FIG 103 DETAIL D. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT STA 727D+13 847 LBL22 WL164 IAW SRM 51-40-02-0G-0; SRM 53-00-53-2R-6; AND BOEING DWGS 146A7502 SH31 REV -; 146A7500 SH 213 + 216 REV -