As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* INTERCOSTAL AT 20R BETWEEN FS 310.00 AND FS 319.70 CORRODED. (C-CHECK) RO: 11/21/2019 REMOVED CORROSION FROM INTERCOSTAL AT STR 20R BETWEEN FS310-319.7, REMAINING MATERIAL WAS OUT OF ALLOWABLE DAMAGE LIMITS. REMOVED AND REPLACED THE STR 20R INTERCOSTAL BETWEEN FS310-319.7 IAW SRM, COMPLETED FORM M-337. PRESSURE CHECK GOOD.