What was found
INTERCOSTAL AT STRINGER 20R FS349.00 €“ 364.00 HAS CORROSION. (C-CHECK RO 12/26/2021) EVALUATED CORROSION ON INTERCOSTAL AT STRINGER 20R FS349.00 €“ FS364.00 FOUND TO BE OUT OF LIMITS, CORROSION EXCEEDS 30% OF OVERALL LENGTH REF. CRJ700 SRM 53-00-00-101-001-A01. REMOVED INTERCOSTAL PN SH670-31994-1 REF. CRJ700 SRM 51-42-06-001-001-A01. AND INSTALLED WITH NEW INTERCOSTAL PN SH670-31994-1 REF. CRJ700 SRM 51-42-06-001-001-A01, CRJ 700 SRM 51-42-21-001-001-A01 & DRAWING SH670-31950 REV Y DATED 2018/01/30. COMPLIED WITH SKYWEST TASKCARD 51-900-1002-SKY. LEAK CHECK GOOD