What was found
INSPECTION FOUND INTERCOSTAL NUTPLATE HOLES CORRODED IN MID CARGO PIT AT FS 769-788, LONGERON 27L-28L. THE INTERCOSTAL AND FITTING WERE REMOVED AND A NEW INTERCOSTAL AND FITTING WERE INSTALLED IAW SRM 51-30-1, 51-30-2, 51-30-5, AND 51-10-3.