As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN - FLOOR PANEL SEAT TRACK STATION 1521 X = 8.5 CROWN AREA FOUND WORN. SEAT TRACK STA 1521, X = 8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT IAW SRM 53-00-52-1A FIGURE 101 ALLOWABLE DAMAGE 1. CROWN WORN SEAT TRACK REPAIRED BY SECTIONAL SEAT TRACK REPLACEMENT AT STATION 1491 TO EXISTING SPLICE STATION 5-0/1531, X = 8.5 AS PER MD-11 SRM 53-00-52-2R FIGURE 201 REPAIR 1. REPAIR CLASSIFIED AS MAJOR PER GMMM 6-2-100.