What was found
FWD CARGO TIE DOWN PLATES AT FS 629.00 AND FS 661+16 JUST INBOARD OF STRINGER 27 ARE CORRODED ON UPPER SURFACE. REMOVED AND REPLACED FWD AND AFT TIE DOWN PLATES IAW CRJ900 SRM 51-40-11-001-001-A01, 51-42-06-001-001-A01, 51-42-21-001-001-A01,51-45-00-001-001-A01, AND 51-42-22-001-001-A01. SH670-33389-1,-2