Photo ID: 103984 Date Shot Photo By Saturday, September 24, 2011 Kevin Morgan Location Times Viewed MP 281.2 (West Tennessee Pass) Leaville, CO 1730 (Add a Comment) Subdivision Railroad Tennessee Pass (UP) Union Pacific, Rio Grande All of Rio Grande's signalling equipment was manufactured by General Railway Signal Company, one of two major players in the signals and CTC market up to this day. The other is Union Switch and Signal which, since 2009, is known as Ansaldo STS. Email Questions or Comments to the Webmaster or add a comment to the picture.