As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C CRACK FOUND AT ONE FASTENER HOLE AT LT SIDE OF BS 1265 FRAME WEB JUST BELOW FLOOR LEVEL AREA. TWO CRACKS FOUND AT THE HOLE - ONE IS .25 INCH LONG AT FIVE O'CLOCK AND ANOTHER IS .0625 INCH LONG AT 11 O'CLOCK POSITION ON (LOOKING FWD). REPAIR CARRIED OUT AS PER EO B747-5310-12070-I.