What was found
LCQ - MAJOR REPAIR - DURING C-17 CHECK A 1 INCH CRACK WAS FOUND ON BS 178 BULKHEAD WEB AT WL 210, RBL 6. MAINTENANCE STOP DRILLED CRACK AND CUT OUT CRACKED AREA OF BS 178 BULKHEAD WEB AT WL 210, RBL 6; PERFORMED HFEC INSPECTION TO VERIFY NO CRACKS EXIST; FABRICATED A DOUBLER AND 2 EACH FILLERS; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-08, PG 275-280, FIG 210.