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 5 EACH CRACKS WERE FOUND ON FLOORBEAM SHEAR WEB BS 927 TO BS 947, BL 0. MAINTENANCE REMOVED CRACKED FLOORBEAM SHEAR WEB FROM BS 927 TO BS 947, AND ATTACH ANGLE; FABRICATED AND NEW REPLACEMENT SHEAR WEB PER DWG 69-36656-5, AND ATTACH ANGLE; INSTALLED REPAIR PARTS IAW B737-300 SRM 51-40-05 PG 4 FIG 2 AND SRM 51-40-02 PG 3-4 & 38 FIG 8.