As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AT STA 312 LBL 50 TOP SIDE OF FLOOR BEAM WL 208.1<[01] REMOVED CORROSION AT STA 312 LBL 50 TOP SIDE OF FLOOR BEAM PER B737-700 SRM 51-10-02-0G-0.;[02] VERIFIED STEP 1.;[03] ACCOMPLISHED REPAIR AT MAIN CABIN FLOOR BEAM STA 312 LBL 50 PER EA #23-153-00921;[04] VERIFIED STEP 3 REPAIR PER EA #23-153-00921