What was found
CORRODED STRINGER 21R FROM FS 280 TO FS 333. - REMOVED CLEATS AT STR 21R FROM FS 310, FS 319, AND FS 333 IAW CRJ 900 SRM 51-42-06-001-001-A01. REMOVED UNION SPLICE FROM STR 21R AT FS 333 IAW CRJ 900 SRM 51-42-06-001-001-A01 PART CORRODED BEYOND ALLOWABLE LIMITS REQUIRES REPLACEMENT. IAW CRJ 900 SRM 51-77-00-001-001-A01. REMOVED STRINGER 21R FROM FS280 TO FS 333 IAW CRJ 900 SRM 51-42-06-001-001-A01. CORROSION FOUND TO BE BEYOND ALLOWABLE LIMITS IAW CRJ 900 SRM 53-21-03-101-002-A04. LOCATED AND DRILLED FASTENER HOLES IN STGR 21R SPLICER AT FS 333 IAW CRJ 900 SRM 51-40-11-001-001 A01. INSTALLED STR 21R FS 280 - FS 333 IAW CRJ 900 SRM 51-42-06-001-00001-A01 AND ENDEAVOR AIR EA CRJ 953-12862 REV IR DATED 2-13-22. INSTALLED NEW SERVICEABLE SPLICER AT STR 21R, FS 333 IAW CRJ 900 SRM 51-42-21-001-001-A01. INSTALLED CLEATS AT STR 21R AT FS 310, FS 319, FS 333 IAW CRJ 900 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01