What was found
DURING C5 C-CHECK INSP NOTED AFT PIT CTR FLOOR SUPPORT BETWEEN FRAME 56 AND FRAME 57 CORRODED AT FASTENER HOLE. MX REMOVED AND REPLACED FLOOR SUPPORT BETWEEN FRAME 56 AND FRAME 57 IAW SRM 51-42-11, SRM 51-75-12 AND DWG D53470340.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C5 C-CHECK INSP NOTED AFT PIT CTR FLOOR SUPPORT BETWEEN FRAME 56 AND FRAME 57 CORRODED AT FASTENER HOLE. MX REMOVED AND REPLACED FLOOR SUPPORT BETWEEN FRAME 56 AND FRAME 57 IAW SRM 51-42-11, SRM 51-75-12 AND DWG D53470340.