As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ACCESS FOR REPLACEMENT OF LOWER FRAME SECTOR AT FS333 FOUND INTERCOSTAL AT 21L, FS333-FS349 TO BE EXFOLIATED (C-CHECK RO 11/04/2021) REPLACED INTERCOSTAL 21L BETWEEN FS333.00 - FS349.00 IAW DWG SH670-31823 REV NC AND REF CRJ900 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUATION FOR DETAILS.