What was found
LWR EXT FUSE BODY FRAME LWR CHORD IS CORRODED BS 351, LBL 17, WL 148-150. REMOVED CORROSION AT LWR EXT FUSE BODY FRAME LWR CHORD STA 351 LBL 17 - RBL 17, REF SRM 51-10-6 PG 1-5. MATERIAL LOSS 50 PERCENT, FOUND OUT OF LIMITS REF SRM 53-10-1 FIG 1. REMOVED AND REPLACED LWR CHORD (TEE ANGLE) REF BOEING DWR 65-16317, SRM 51-30-5 PG 1, 51-30-2 PG 2-5. THIS IS CLASSIFIED AS A MAJOR REPAIR.