Burlington Northern caboose Number 10298, former Northern Pacific Number 10137; caboose Number 12190; on rear of westbound crossing Gassman Coulee bridge at Minot, North Dakota on February 19, 1981. Farmland Industries (FLIX) Number 2416 and Cook Industries covered hoppers ahead of caboose. Photo by Al Christianson.

Burlington Northern caboose Number 10298, former Northern Pacific Number 10137; caboose Number 12190; on rear of westbound crossing Gassman Coulee bridge at Minot, North Dakota on February 19, 1981. Caboose Number 10298 has Northern Pacific paint with Burlington Northern number. Photo by Al Christianson.

Burlington Northern eastbound coal train with Burlington Northern hopper cars on the trestle over the Sheyenne River in Valley City, North Dakota on February 20, 1981. Photo by Al Christianson.

Burlington Northern eastbound coal train X200 with Wisconsin Power and Light hopper cars and caboose on the trestle over the Sheyenne River in Valley City, North Dakota on March 14, 1981. Photo by Al Christianson

Burlington Northern Sheyenne River viaduct at Valley City, North Dakota, on May 17, 2003. This former Northern Pacific structure is in their 1st subdivision of the Fargo division. Photo by GJ Werkema. Subject Classes: bridge, viaduct

Burlington Northern Sheyenne River viaduct at Valley City, North Dakota, on May 17, 2003. This former Northern Pacific structure is in their 1st subdivision of the Fargo division. Photo by GJ Werkema. Subject Classes: bridge, viaduct

Burlington Northern Sheyenne River viaduct at Valley City, North Dakota, on May 17, 2003. This former Northern Pacific structure is in their 1st subdivision of the Fargo division. Photo by GJ Werkema. Subject Classes: bridge, viaduct

Burlington Northern westbound empty coal train with Burlington Northern hopper cars on the trestle over the Sheyenne River in Valley City, North Dakota on February 20, 1981. Photo by Al Christianson.

Burlington Northern Westbound grain train crossing the Gassman Coulee trestle in Minot, North Dakota on February 19, 1981. Photo by Al Christainson

Burlington Northern Westbound grain train crossing the Gassman Coulee trestle in Minot, North Dakota on February 19, 1981. Photo by Al Christainson