As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRINGER 27R BETWEEN FS364 AND FS349 HAS CORROSION COMMON TO THE SKIN ATTACH FLANGE AND THE FASTENER HOLES AND UP THE VERTICAL LEG OF THE INTERCOSTAL, CORROSION ON 2 ELEMENTS (C-CHECK RO 8/18/2021) INSTALLED NEW INTERCOSTAL P/N SH670-32075-4 REF CRJ 700 SRM 51-42-06-001-001-A01 AND DWG SH670-32050 REV J. LEAK CHECK GOOD. COMPLIED WITH SKYWEST TACK CARD 51-900-1002-SKY