As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2425185) DURING INSPECTION FOUND CORROSION ON FLOOR RAILS RBL 13.84 BTW STA 500K TO 500L AT FWD CARGO COMPARTMENT. FLOOR RAILS RBL 13.84 BTW STA 500K TO 500L AT FWD CARGO COMPARTMENT WAS REPAIRED PER B737-900ER SRM 53-00-53-2R-3 REPAIR 3.