What was found
DURING C-4 CHECK, INSPECTION REPORTED INTERCOSTAL BETWEEN STA 312 AND 328, LBL 10, CORRODED. REMOVED INTERCOSTAL BETWEEN STA 312 AND 328 AND FOUND CORROSION TO BE ON SHIM ONLY. REMOVED SHIM, FABRICATED AND INSTALLED NEW SHIM PER SRM 51-40-02, SRM 51-40-02 AND EA 53-737-195.