As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN CENTER WING BOX FLOOR SUPPORT BREAK CRACKED AT STA 540 RBL-1 MKD DOT<[01] REMOVED AND REPLACED SUPPORT BREAK ASSY AT MAIN CABIN CENTER WING BOX STA 540 RBL-1 PER REF B737 SRM 51-40-02-0G-0 AND DWG 143A0060.;[02] VERIFIED ENTRY 1 AS WORK COMPLETED.