From the junction with the former NP Forsyth subdivision at Terry (MP 1078.9), and the location where the former Milwaukee Road once trailed in over an erstwhile bridge that once carried the line over the former NP, the former Milwaukee continues east, single track, Track Warrant Control, Automatic Block Signals, speed limit 40 mph, and east-northeast past a detector at MP 1075.8, before turning away curvily south-southeast at the 6,535 ft. siding at Bluffport (MP 1073.3), past Whitney, the 8,970 ft. siding at Mildred (MP 1068.9), Lacomb, a detector at MP 1046.6, and the 6,454 ft. siding at Ismay (MP 1043.9), turning just north of due east, northeast, east-southeast and southeast past additional track at Westmore (MP 1035.7), east past the 4,600 ft. siding at Plevna (MP 1028.1), northeast and then east-southeast past Tonquin, a detector at MP 1023.2, the 11,265 ft. siding at Baker (MP 1015.6), southeast past Kingmont, and east past Dodge and Montline, the border between Montana and North Dakota.
The line turns south-southeast, just north of due east, north-northeast, east past a detector at MP 1000.3, east-northeast past additional track at Marmarth (MP 995.1) and a bridge over the Little Missouri River, curvily east-southeast past Mazda, Ives, the 6,650 ft. siding at Rhame (MP 980.6), a detector at MP 977.6, Griffin, and 52-car rail-served grain elevators at Bowman (MP 967.4), east, east-southeast past the 7,806 ft. siding at Buffalo Springs (MP 959.6), additional track for shuttle-enabled grain elevators at Scranton (MP 955.0), Gascoyne, and a detector at MP 950.9, just south of due east past a spur from the coal loading loop at Knife River Coal Mining's Knife River Mine, trailing in on the north side at Knife River (MP 949.2), and additional track for 26-car rail-served grain elevators at Reeder (MP 944.6), and east-southeast past the 8,064 ft. siding at Bucyrus (MP 936.1), the start of Yard Limits at MP 930.0, the 9,690 ft. siding and yard at Hettinger (MP 926.0), where there is a 20 mph speed restriction and CTC starts, and the end of Yard Limits at MP 925.0.
After a turn just south of due east, there is additional track at Haynes (MP 919.3), White Butte, where the line turns curvily east right on the border between North Dakota and South Dakota, the 8,344 ft. siding at Petrel (MP 909.7), additional track for shuttle-enabled grain elevators at Lemmon (MP 903.8), and the 6,520 ft. siding and spur for grain elevators at Thunderhawk (MP 894.6), after which it turns just south of due east, and definitively crosses the border, past Keldon, where it turns just north of due east, past the 7,801 ft. siding at Morristown (MP 882.1), just south of due east past Watauga (MP 873.8), just north of due east past the 7,748 ft. siding at McIntosh (MP 863.6), east-southeast past additional track at Walker (MP 850.6), the 9,685 ft. siding and spur for shuttle-enabled grain elevators at McLaughlin (MP 835.4), where an erstwhile branch once trailed in from the north-northwest, and additional track at Mahto (MP 827.3).
The line turns curvily south, past the 7,570 ft. siding at Wakpala (MP 817.0), south-southeast past Moreau Junction, on a peninsula between the Grand River to the west and the Missouri River to the east, where an erstwhile branch from the west once trailed in, south at Old Moreau Junction, where an earlier version of that branch had trailed in before the river bottoms were flooded, and an earlier version of the main line had left on the west side, a bridge over the lake now formed by the Missouri River, the 13,061 ft. siding at Mobridge (MP 806.1), where the line turns east-southeast, and then southeast to Evarts Junction, where the original main line right-of-way trailed in from the west, the line turns east, and an erstwhile branch to Evans (now at the bottom of a lake) once headed south, turning east-northeast to the 7,970 ft. siding at Glenham (MP 796.3), and curvily east past Sitka, a detector at MP 787.4, the 7,673 ft. siding and shuttle-enabled rail-served grain elevators at Selby (MP 784.2), and Java Junction (MP 776.6), where there was once a short branch to Java, to the south.
There is a turn to the south, back to the east-southeast past the 7,429 ft. siding at Alamo (MP 770.9), and east past additional track for shuttle-enabled rail-served grain elevators at Bowdle (MP 763.9), the 7,758 ft. siding at Gretna (MP 757.2), a detector at MP 752.5, 26-car rail-served grain elevators at Roscoe (MP 748.6), where an erstwhile branch once trailed in from the north-northwest and another once headed south, the 7,834 ft. siding at Beebe (MP 741.6), Ipswich (MP 733.3), additional track for shuttle-enabled rail-served grain elevators at Sun Products (MP 730.3), Craven (MP 728.2), and the 9,446 ft. siding at Mina (MP 720.1), a turn just north of due east, a former crossing with an erstwhile Minneapolis & St, Louis branch, additional track for the 52-car rail-served grain elevators for South Dakota Wheat Growers at MP 709.2, the start of Yard Limits at MP 709.1, the wye junction with the former Milwaukee line to the south (now operated by BNSF and Dakota, Minnesota, & Eastern), which once continued north, and yard at Aberdeen (MP 707.0), where TWC, ABS, replaces the CTC.
The line turns east, an erstwhile Chicago & Northwestern line once headed north-northeast, and a former GN line heads away east-northeast before the line passes the end of Yard Limits at MP 703.0, shuttle-enabled rail-served grain elevators at Grebner (MP 702.3), additional track at Bath (MP 699.0), James, where it turns just south of due east, the 8,224 ft. siding at Groton (MP 687.9), where an erstwhile C&NW line once headed south, a detector at MP 684.6, and the 9,302 ft. siding at Andover (MP 678.1), where an erstwhile branch once headed north, turning south onto a re-route (making for a shallower grade), where the original line only turned south-southeast, and then back north-northeast, turning just south of due east, where the original routing is attained, past the 12,142 ft. siding at Bristol (MP 668.5), where CTC resumes, east past additional track at Holmquist (MP 663.6), the 8,312 ft. siding at Webster (MP 657.2), a detector at MP 653.6, additional track for the 52-car rail-served grain elevators at Waubay (MP 646.6), and Ortley.
After a turn just south of due east and then east again, the line passes the 10,559 ft. siding at Summit (MP 633.2), turning southeast past Marvin, just north of due east past the 52-car rail-served grain elevatorsTwin Brooks and the 14,880 ft. siding and junction with the branch south-southeast from Sisseton at Milbank (MP 611.1), east-northeast past additional track at Dakota Granite (MP 603.3), Big Stone (MP 602.2), junction with the industrial spur north to the coal unloading loop at Ottertail Power's Big Stone Power Plant, end of coal train service, where CTC ends and TWC resumes (without ABS), and a bridge across the Minnesota River at State Line (MP 600.7), the border between South Dakota and Minnesota, turning south-southeast, where an erstwhile branch once trailed in from the north, to the 8,384 ft. siding at Ortonville (MP 600.0), and then east past the 5,651 ft. siding at O'Dessa (MP 593.8), where the line turns just south of due east.
There is additional track at Correll (MP 586.0), a connector departing on the north side at MP 579.0, forming the junction with the BNSF Watertown sub., and leading to start of Yard Limits, 52-car rail-served grain elevators, and yard at Appleton (MP 578.2/21.2), where the Milwaukee Road line (now operated by Twin Cities & Western) has a flat crossing with the BNSF line. The latter heads east-northeast, past the end of Yard Limits at MP 18.95, and then just north of due east past shuttle-enabled rail-served grain elevators at Holloway (MP 15.0), Danvers (MP 7.1), and the start of Yard Limits at MP 1.0, to the junction with the former GN Moorhead sub. coming from the north-northeast at Benson (MP 0.0), where the line turns east-southeast.