Burlington Northern Type U25C Number 5627, former Northern Pacific Number 2527; U25C Number 5637, former Burlington Number 557; U28C Number 5673, former Northern Pacific Number 2807; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota with two Great Northern ballast hoppers, including Number 78264, on April 15, 1980. Photo by Al Christianson.

Burlington Northern Type U25C Number 5627, former Northern Pacific Number 2527; U25C Number 5637, former Burlington Number 557; U28C Number 5673, former Northern Pacific Number 2807; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota with eastbound freight on April 15, 1980. Photo by Al Christianson.

Burlington Northern Type U25C Number 5640, former Burlington Number 560; SD40-2 Number 7887, built April, 1979; in Minneapolis, Minnesota on February 28, 1980. Photo by Jim Shepard.

Burlington Northern Type U33C Number 5728, built February 1971; SD40-2 Number 8028, built March, 1978; and three unidentified SD40-2s in Minneapolis, Minnesota on November 19, 1980. Soo Line covered hopper in background. Photo by Al Christianson.

Burlington Northern Type U33C Number 5728, built February 1971; SD40-2 Number 8028, built March, 1978; in Minneapolis, Minnesota on November 19, 1980. Photo by Al Christianson.

Burlington Northern Type U33C Number 5750, built August 1971; SD40-2 Number 6822, former Number 6362, built November 1973; and an unidentified St. Louis-San Francisco Railway (Frisco) diesel engine at Mississippi Street in St Paul, Minnesota on August 5, 1979. Photo by Tom Carlson.

Burlington Northern Type U33C Number 5754, built September 1971; SD40-2 Number 8006, built May 1977; in Minneapolis, Minnesota on February 26, 1979. Photo by Gene Hetherington.

Burlington Northern Type U33C Number 5764, former S J Groves Number 507; U33C Number 5750, built August 1971; SD40-2 Number 6910, former Number 6374, built April 1973; U33C Number 5712, former Great Northern Number 2542; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota with Corn Products (CCLX) airslide covered hopper Number 50062 on March 11, 1980. Photo by Al Christianson.

Burlington Northern Type U33C Number 5764, former S J Groves Number 507; U33C Number 5750, built August 1971; SD40-2 Number 6910, former Number 6374, built April 1973; U33C Number 5712, former Great Northern Number 2542; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota with westbound freight on March 11, 1980. Photo by Al Christianson.

Burlington Northern Type U33C Number 5764, former S J Groves Number 507; U33C Number 5750, built August 1971; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota on March 11, 1980. Photo by Al Christianson.