As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CARGO RIGHT SIDE Z CHANNEL IS CORRODED AT B/S 500A TO 500D WL 154.0 / REMOVED AND REPLACED 'Z' CHANEL AT FWD CARGO COMPARTMENT RIGHT SIDE FROM STA 500A TO STA 500D RBL 21' WL 154.0 IAW B737-700 SRM 51-40-02-09-0 / 51-40-05-09-0 / DRWG #143A7500