As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:4C, INSIDE AVIONICS COMPT 1ST OBSERVERS SEAT BOTTOM THROUGH HOLE ON FLOOR DAMAGE. BLENDED MEMBRANE BELOW 1ST OBSERVERS SEAT OUT OF LIMITS. FABRICATED AN D INSTALLED REPAIR RING DOUBLER REF EA 011-5310-01-A2580 AND EO MD11-5310-39127A.