As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON R/H AFT SIDE OF FRAME AT F.S.379.00 AT STGR 21R (MARKED). (C-CHECK) RO 3/8/2021 REMOVED AND REPLACED FRAME AT FS 379.00 REF DWG SH670-32050 REV J AND REF CRJ700 SRM 51-42-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.