| BNSF Transfer Job Y- BIR104 delivering interchange to NS at North Yard & in process of making a doubleover to bring interchange back to East Thomas Yard from NS. BNSF & NS use North Yard near 32nd Street Interlocking in Birmingham, Al. to interchange, NS AB06 brings the interchange from Norris Yard in Irondale, Al. to BNSF at North Yard & BNSF Y- BIR104, 204, or 103 comes to retrieve the interchange & takes it back to East Thomas Yard |