As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK INDICATION NOTED IN LWR FASTENER HOLES IN LTC-3 FRAME UPPER CLOSURE FITTING DURING OPEN HOLE HFEC INSPECTION. REAMED HOLE INSTALLED FREEZE PLUG IN LOWER HOLE AND INSTALLED FASTENER PER B747 SRM 51-10-08 PGS 1-11, 51-30-09 PGS 1-16, 20, 29, 30 AND BOEING DRAWING 691U0144 AND EO 53-747-1717-03.