What was found
TAIL INTERIOR, CANTED FRAME FWD WEB HAS .3750" LONG CRACK THAT ORIGINATES IN RIVET HOLE, END IS MARKED WITH HFEC, APPROXIMATELY 12" INBD OF L9L, BS 1463. NR FOR ADDITIONAL INFORMATION 001-0311:5300-2551/012 00113. REPAIRED IAW SRM 53-03, FIG 38C.