As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 0512506) CORROSION ON AFT CARGO BAY ZEE CHANNEL STA 727C - STA 847 STR 25L WL 158. REMOVED AND REPLACED L/H ZEE CHANNEL STA 727 TO STA 847 IAW B737 SRM 51-40-02, B737 SRM 51-40-05, B737 SRM 53-00-53-2R PROCEEDURE 5 AND BOEING DRAWING # 146A7500.