As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRAME AT FS319.70 CORRODED AROUND GROUND STUDS. (C-CHECK RO 6/04/2021) REMOVED AND INSTALLED NEW FRAME (P/N SH670-318913) AT FS319.70 BETWEEN STGR18L AND STGR 21L, REF BOMBARDIER DWG# SH670-31810 REV Y AND CRJ700 SRM'S 51-42-06-001-001 A01 AND 51-42-21-001-001 A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.