What was found
DAMAGE WAS DISCOVERED DURING INSPECTION IAW EO 4753B328 - SB 747-53A2502 (ASSOCIATED WITH AD 2006-01-07) AT THE C4 CHECK. IN ADDITION TO THE SHORT EDGE MARGIN ON THE TENSION TIE, THE FRAME AND FRAME DOUBLER FASTENER HOLES HAVE BEEN PREVIOUSLY OVERSIZED IAW SB 747-53A2502 AND ARE CURRENTLY OUTSIDE THE SB ACCEPTABLE LIMITS. (THE ACTION REQUIRED TO CLOSE THE NRC WAS TO TRIM THE FORWARD TENSION TIE CHANNEL AND SPLICE IN A NEW SECTION IAW MULTIPLE OPERATOR MESSAGE 1-894152791-4, FABRICATE A REPLACEMENT TENSION TIE STEEL PLATE LARGE ENOUGH TO REMENDY THE SHORT EDGE MARGIN, REPLACE THE FRAME DOUBLER, AND INSTALL A FREEZE PLUG IN THE OVERSIZED FRAME HOLE IAW MULTIPLE OPERATOR MESSAGE 1-894152799-1.)