As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C U/D LT BS340 UPPER DECK FLOORBEAM UPPER TEE AND FRAME ATTACHMENT AREA 1 FASTENER HOLE FOUND CRACK AT STRAP, CRACK LENGTH 0.060". LT BS 340 FLOORBEAM UPPER TEE CRACKED STRAP REPLACED AS PER RS R53-12-35567. REPEAT INSPECTION IS REQUIRED AS PER RS R53-12-35567 SHEET 1 ITEM B3 AND UPS EO B747-5310-25138-A.