As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 0142664) MAIN CABIN AFT WET AREA , FLOOR BEAM ARROUND LAV E FITTING SUPPORT AT STA 947 RBL 50 HAS CORROSION. ACCOMPLISHED UPPER CHORD FLOOR BEAM REPAIR AT MAIN CABIN AFT WET AREA STA 947 LBL 58.60 TO RBL 58.60 IAW B 737 SRM 53-70-51-2R-5.