What was found
INSPECTION TYPE: C, MAIN CARGO TRACK BS 1080 TO 1200, RBL 45, CARGO TRACK CORRODED ON UPPER SURFACE AT NUTPLATE HOLES. REMOVED CORROSION ORIGINAL THICKNESS .080 LOSS OF .032 WITH .047 IS OUT OF LIMITS. R & R CARGO TRACK IAW SRM 51-40-02 AND DWGS 146N5218 AND 146N5217.