What was found
*CORROSION ON INTERCOSTAL AT STGR21L BETWEEN FS 310.00 €“ 333.00 (C-CHECK RO 11-20-2021) REMOVED AND REPLACED CORRODED INTERCOSTAL WITH NEW REPLACEMENT ONE (P/N SH670-31822-1S) ON STGR21L BETWEEN FS310.00 AND 333.00LH USING ALL NEW HARDWARE, REF BOMBARDIER DWG# SH670-31810 REV Y AND CRJ700 SRM'S 51-42-06-001-001 A01 AND 51-42-21-001-001 A01. / SKYCARD 51-900-1002-SKY COMPLIED WITH.