As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK FR47 Y0~Y450 UNDERFLOOR WEB CRACKED FABRICATED THE REPAIR PART PER DWG: A53832100 AND PART MARKED AS FXA5383210020800 PER GMM7-0-1001. REPLACED THE MAIN DECK FR47 Y0~Y450 UNDERFLOOR CRACKED WEB PER A300-600 SRM51-40-21. THIS IS CATEGORY A REPAIR. MAJOR REPAIR IAW FEDEX GMM6-2-100.