As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C6 CHECK, FOUND CRACKED STIFFENER ON FLOOR SUPPORT BEAM AT STA 246 AND RBL40. (BETWEEN NLG CENTER BOX AND FLIGHT DECK FLOOR STRUCTURE) (NR 0078). MAINTENANCE REMOVED DAMAGE ANGLE STIFFENER. INSTALLED 1 EA NEW ANGLE STIFFENER AT FLOOR SUPPORT BEAMEAT STA 246 IAW B767-300 SRM 51-40-02 AND DWG #657T2213 REV A. AIRCRAFT RETURNED TO SERVICE AFTER C6 CHECK COMPLETED.