As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*INTERCOSTAL AT FS349.00 FS364.00 BETWEEN STGR27 & STGR26L HAS CORROSION. (MARKED) (C-CHECK) RO: 11/17/2019 REMOVED CORROSION FROM LH INTERCOSTAL FROM FS349.00 TO FS364.000 BETWEEN STR 26L AND STR 27 IAW SRM, CORROSION DAMAGE WAS FOUND ON MORE THAN ONE ELEMENT IN SEVERAL GIVEN CROSS-SECTIONS AND IS FOUND TO BE OUT OF LIMITS IAW SRM. REMOVED AND INSTALLED NEW LH INTERCOSTAL FROM FS349 TO FS364 BETWEEN STR 26L AND STR 27 IAW BOMBARDIER DRWG AND SRM. NO LEAKS NOTED.