What was found
ANGLE JOINT PIECE LOCATED BTW FS 379 TO FS 394 AT LEVEL STR 21R HAS CORROSION. REMOVED, LOCATED, DRILLED, DEBURRED, AND REPLACED ANGLE JOINT/STRINGER BETWEEN FS 379-394 STGR 21R IAW CRJ 900 SRM 51-47-06-001-001-A01 AND 51-40-11-001-001-A01.