As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INTERMEDIATE LAYOVER VISIT, FOUND CORROSION ON THE UPPER SURFACES OF THE FLOOR SUPPORTS AT Y EQUALS -1292 BETWEEN FRAMES 68 AND 69 AND AT Y EQUALS -464 BETWEEN FRAMES 66 AND 67. REPAIRED PER NWA EA 32-97984. SERIAL NR 32 CHANGED TO 107.