As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND AT VARIOUS LOCATIONS OF RBL9 FLOOR SEAT RAILS AT FS349 - FS477 (C-CHECK RO 8/16/2023) CORROSION ON RBL9 FLOOR SEAT RAIL AT APPROX FS349 - FS477 FOUND TO BE OUT OF LIMITS. REPLACED SEAT RAIL REF. CRJ-700 AMM 53-00-49-400-801-A03.