What was found
(LOG 2502118) DURING INSPECTION FOUND AFT CARGO COMPARTMENT, R/H FLOOR TO SIDEWALL "ZEE" HAS MULTIPLE AREAS OF CORROSION FROM STA. 727 TO STA. 767. REMOVED AND REPLACED Z CHANNEL AFT CARGO COMPARTMENT R/H FROM STA 727 TO STA 767 IAW B737 SRM 51-40-02, B737 SRM 53-00-53-1A PROCEDURE 2, B737 SRM 53-00-53-2R PROCEDURE 5 AND BOEING DWG# 146A7500.