What was found
DURING C-14 CHECK A 1/2 INCH CRACK WAS FOUND ON AFT SIDE OF BULKHEAD WEB BS 178, LBL 4.7, WL 201, CONFIRMED BY HFEC. MAINTENANCE CUTOUT DAMAGED AREA OF WEB AND PERFORMED HFEC INSPECTION OF CUTOUT TO VERIFY NO CRACKS EXIST; FABRICATED A REPAIR DOUBLER AND FILLER; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-08, PG. 287-288J, FIG. 211.