What was found
THE RBL 70.65 WING RIB HAS A CRACK EMANATING FROM THE LOWER OF TWO FASTENER HOLES USED FOR A FUEL CROSSOVER LINE ATTACH CLIP, AND TERMINATING IN THE LOWER FUEL CROSSOVER CUT-OUT LOCATED AT APPROXIMATELY BS 835. THE CRACK MEASURES 0.5 INCH IN LENGTH. THE WEB IS MADE FROM MACHINED 7178-T651 PLATE WITH A WEB THICKNESS OF 0.21 INCH. THE PADDED REGION ADJACENT TO FUEL CROSSOVER CUT-OUT (CRACKED AREA) IS 0.58 INCH THICK. REPAIRED PER DL ERA 302716-14.