As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* CORROSION DETECTED SERV DOOR SURROUND STRUCTURE, LWR SILL, FIRST (2) VIEWED FWD-TO-AFT, (WEB FLOOR PROTECTORS) THAT FLOOR BOARD PROTECTOR PLATE ATTACHES TO (MARKED). (C-CHECK RO 7/7/2021) REMOVED AND REPLACED NEW LOWER SILL FIRST 2EA FWD AND AFT (WEB FLOOR PROTECTORS) ON SERVICE DOOR SURROUND STRUCTURE REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH670-31950 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY AND FORM M-337. SEE CONTINUE CARD FOR MORE DETAILS