As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-17 CHECK A 1/2 INCH CRACK WAS FOUND IN BS 178 BULKHEAD VERTICAL WEB BEAM AT LBL 5.7, WL 176. MAINTENANCE CUTOUT DAMAGED SECTION OF BS 178 BULKHEAD VERTICAL WEB; PERFORMED A HFEC INSPECTION OF CUTOUT TO VERIFY NO CRACKS EXIST; FABRICATED 2 EACH TAPERED SHIMS, A REPAIR WEB & FILLERS; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-08, FIG. 212.