As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FX MEC STA 246 LBL 40", FLOORBEAM SUPPORT STIFFENER CRACK. (CRACK LENGTH 1/2" APPROX). FX MEC STA 246 LBL 40" FLOORBEAM SUPPORT STIFFENER REPAIR AS IAW SRM 53-10-51-2R 4 FIG 201 THIS REPAIR IS A CATEGORY 'B' REPAIR. REPEAT INSPECTION IS REQUIRED IAW SRM 53-10-51-2R 4 FIG 201 TABLE II AT THE INTERNAL 3000 FLT CYC OR 24 MONTHS WHICH EVER OCCURS FIRST. (REF UPS MPI NR 19787)