As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN; 1 EACH FLOOR SUPPORT CRACKED AT BS 540 APPROX RBL-1. MARKED<[01] REMOVED; LOCATED; DRILLED AND INSTALLED FLOOR SUPPORT REF BAC DWG 143A5240-63 REV A. AND B737-NG SRM 51-40-02;[02] REMOVED; LOCATED; DRILLED AND INSTALLED FLOOR SUPPORT REF BAC DWG 143A5240-63 REV A. AND B737-NG SRM 51-40-02.. VERIFIED