As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR PANEL 231ZF HAS LOST ONE LAYER OF COMPOSITE MATERIAL ALONG FLOOR PANEL.<[01] REPLACED FLOOR PANEL 231ZF. REF. B737-700 AMM 53-21-00-400-801. INSTALLATION WILL BE ACCOMPLISHED ON FAULT #TTG8Q00RQFZ0;[02] VERIFIED REPLACEMENT AND TTG8Q00RQFZ0 FOR CLOSING.