TRT-909 is a Track Renewal Train that can simultaneously replace both rails along with removing and replacing ties. It can install wood, concrete (as seen here), or steel ties while pulling and re... (more)

Working slowly toward Radium, Colorado, on Union Pacific’s Moffat Tunnel Subdivision is TRT-909 on August 6, 2009. TRT-909 is a Track Renewal Train that can simultaneously replace both rails alo... (more)