As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE WEB AND LOCAL REINFORCING DOUBLER OF THE LBL 24 LONGITUDINAL FLOORBEAM WAS FOUND CRACKED NEAR AT FS 680. THE CRACKED REINFORCING DOUBLER WAS REMOVED AND WEB CRACK TRIMMED OUT. A NEW REINFORCING DOUBLER WAS INSTALLED AND AN ALUMINUM REPAIR DOUBLER. THE UPPER CAP OF THE FLOORBEAM WAS REINFORCED PER BAC S/B 737-57-1139. THE REPAIR WAS PER ER/A 382279-14AD, REV A.