As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE LONGITUDINAL FLOOR BEAM AT RBL 24 WAS FOUND WITH A TYPICAL CRACK IN THE BEAM WEB AND WEB DOUBLER AT FS 678. THE BEAM UPPER CHORD WAS FOUND CRACKED AT FS 674. THE UPPER CHORD WAS REMOVED AND REPLACED. THE WEB DOUBLER WAS REPLACED PER BAC S/B 737-57-1139 AND AN ALUMINUM DOUBLER INSTALLED TO REPAIR THE WEB. THE BEAM WAS THEN MODIFIED PER THE S/B. THEREPAIR WAS ACCOMPLISHED PER ER/A 380644-14.