As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CPCP CHECK INSPECTION FOUND, SEVERAL CRACKS IN FLOORBEAM WEB AT BS1384 LBL99 TO LT SIDEWALL FRAME. INSTALLED DOUBLER REPAIR IAW B747 SRM 51-40-02. CORROSION TASK CARD NUMBER C53-210-06 PART 1. NON-ROUTINE TASK CARD NUMBER 108534.