As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FS319 FRAME IS CORRODED BETWEEN STGR20L AND STGR21L. REPLACED FS319 FRAME BETWEEN STGR 18L AND STGR 21L IAW CRJ900 SRM 51-42-06-001-001-A01, 51-40-11-001-001-A01 AND CRJ900 SRM 51-42-21-001-001-A01. RESTORED EDGE SEALANT AND PAINT ON REWORKED AREAS IAW CRJ900 SRM 51-23-00-001-001-A01. AND CRJ900 SRM 51-25-21-001-001-A01.