As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A MAINTENANCE VISIT FOUND A CRACK TO THE MAIN CABIN FLOORBEAM AT FS 1750 AND BL 0, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AREA IAW DC-8 SRM 51-1-8. RECEIVED AND INSTALLED NEW FLOORBEAM IAW DC-8 SRM 51-1-20D.