As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L/H TAIL COMPARTMENT FLOORBOARD IS DELAMINATED AT THE AFT CORNER ACCESS THRU 312 AR. FABBED A NEW FLOOR PANEL USING THE OLD PANEL AS A TEMPLATE. MATERIAL ID; LOCATED HOLES; COUNTERBORED HOLES; POTTED & SANDED EDGE; INSTALLED INSERTS; APPLIED ANTI-SKID & PART MARKED IAW DWG SRZ25-005: REV "G". INSTALLED FLOOR PANEL IAW SRM 51-40-21.