As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION FOUND CORROSION ON FLOOR SUPPORT STA= 493 TO STA 500A RBL=22 AT FWD CARGO CARGO COMPARTMENT C-1. FLOOR SUPPORT STA= 493 TO STA= 500A RBL=22 AT FWD CARGO COMPARTMENT WAS REPLACED PER B737-900ER SRM 51-40-02-0G PAR.7.D. AND SRM 51-40-02-0G.