What was found
"LH FS 280 WEB IS CORRODED AT LBL 11. REMOVED CORROSION FROM L/H F.S. 280 WEB IAW CRJ 900 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS IAW CRJ 900 SRM 53-11-10-201-003-A01. ORIG. .040"", REMOVED .007"" REMAINING .033"", ALLOWABLE .005"" REQUIRES REPLACEMENT., FABRICATED LOCATED, DRILLED AND TRIMMED TO FIT NEW LH LOWER WEB AT FS 280.00 MADE OF 7075 T6. 0.040"". PO:WP-66452 AND LH FS 280.00 BULKHEAD BUTTSTRAP MADE OF 7075 -T6. 0.040"". PO:WP-66452. IAW CRJ900 SRM 53-11-10-201-004-A01. CRJ900 SRM 51-40-11-001-001-A01. AND CRJ900 SRM 51-24-36-001-001-A01 INSTALLED NEW SERVICEABLE LH FS 280.00 BULKHEAD BUTTSTRAP AND LOWER WEB IAW CRJ900 SRM 51-42-06-001-001-A01 AND CRJ900 SRM 51-42-13-001-001-A01 AND CRJ900 SRM 53-11-10-201-004-A01. RESTORE SURFACE FINISH, APPLIED FILLET SEAL AND CLEANED LH LOWER WEB AT FS 280 IAW STEPS 5.B (6 TO 10). AND 6A (CLOSE OUT) OF CRJ900 SRM 53-11-10-201-004-A01."