What was found
LCQ - MAJOR REPAIR - DURING C-17 CHECK A CRACK WAS FOUND ON BS 178 BULKHEAD WEB AT WL 207, LBL 11. MAINTENANCE STOP DRILLED CRACK AND CUT OUT CRACKED AREA OF BS 178 BULKHEAD WEB AT WL 207, LBL 11; PERFORMED HFEC INSPECTION TO VERIFY NO CRACKS EXIST; FABRICATED A DOUBLER; INSTALLED REPAIR PART IAW B737-300 SRM 53-10-08, PG 265-272.