As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* STRINGER 21R HAS SEVERAL AREAS OF CORROSION BETWEEN FS 477.00 AND FS 693.00. (C-CHECK) RO 2/14/2020 REMOVED AND INSTALLED NEW STR 21R WITH 6EA SPLICE REPAIRS FROM FS477.00 TO FS661.00+8 REF. CRJ 900 SRM, BOMBARDIER DRWG AND REO. ALL CHECKS GOOD. COMPLETED FROM M-337. SEE CONTIUATION CARD FOR DETAILS.