What was found
SILL BACKUP AT STGR 21L FROM FS310.00 TO FS333.00 IS CORRODED. REMOVE AND REPLACE SILL BACKUP AT STRINGER 21L IAW CRJ SRM 51-42-06
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SILL BACKUP AT STGR 21L FROM FS310.00 TO FS333.00 IS CORRODED. REMOVE AND REPLACE SILL BACKUP AT STRINGER 21L IAW CRJ SRM 51-42-06