As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CABIN UNDER FLOOR SUPPORT BS 344 TO 360, BL 11 CRACKED. ACFT GROUNDED. REMOVED FLOOR SUPPORT IAW SRM 51-40-02. LOCATED AND DRILLED NEW FLOOR SUPPORT IAW SRM 51-40-02 AND BAC DWG 141A5410. INSTALLED IAW SRM 51-40-02 AND DW 141A5410, REV B.