As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
2 EA INTERCOSTALS AT FS 349.00 TO FS 364.00 BETWEEN STRINGERS 26L AND 26R HAVE MULTIPLE SPOT OF CORROSION. C-CHECK RO 1/16/2021. REMOVED AND REPLACED 2 EA INTERCOSTALS AT FS 349 TO FS 364 BETWEEN STR 26L AND 26R, IAW SRM 51-42-06, 51-42-21, 51-40-11. COMPLETED TASK CARD 51-900-1003-SKY. FORM M-337 ATTACHED, NO WEIGHT AND BALANCE CHANGE.