As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL CHORD AT NUTPLATES STA 1440-1460 BETWEE N STR 27R AND 26R REMOVED AND REPLACED INTERCOSTAL, CHORD IAW DRAWING 146N5215 AT STA 1440-1460 PN 146N5214-2 DUE TO CORRODED. OUT OF LIMITS 100 P ERCENT LOSS OF MATERIAL. SEE PARTIAL WORK ACCOMPLISHED. REF AMES NR 0631.