As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT WET AREA STA 947 FLOOR BEAM HAS SPOTS OF CORROSION RBL 5 TO LBL 5. GROUNDED - YES. REMOVED CORROSION FROM 947 FLOOR BEAM FROM RBL 5 TO LBL 25 DETERMINED TO BE OUT OF LIMITS IAW BOEING 737-800 SRM 53-70-51-1A-1 REPAIRS MADE IAW BOEING 737-800 SRM 53-70-51-2R-8W= 1.5 O= .180 R= .141 L= 2" D= .039.