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Find sources: "U.S. Route 12 in North Dakota" – news · newspapers · books · scholar · JSTOR (March 2023) |
U.S. Route 12 (US 12) is a part of the United States Numbered Highway System that travels from Aberdeen, Washington, to Detroit, Michigan. In the state of North Dakota, US 12 extends from the Montana border east to the South Dakota border.
U.S. Highway 12 | ||||
|---|---|---|---|---|
US 12 highlighted in red
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| Route information | ||||
| Maintained by NDDOT | ||||
| Length | 87.470 mi[1] (140.769 km) | |||
| Existed | 1926–present | |||
| Major junctions | ||||
| West end |  US 12 at the Montana state line | |||
| Major intersections |
 ND 8inHettinger | |||
| East end | US 12 at the South Dakota state line | |||
| Location | ||||
| Country | United States | |||
| State | North Dakota | |||
| Counties | Slope, Bowman, Adams | |||
| Highway system | ||||
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Throughout the state, US 12 is a two-lane undivided highway that runs through Adams, Bowman, and Slope counties in southwest North Dakota. The speed limit is 65 mph (105 km/h) on rural segments, with slower posted speeds within the cities of Marmarth, Rhame, Bowman, Scranton, and Hettinger. US 12 meets with US 85 in Bowman, and the routes run concurrently for a short distance through the city.[1]
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| County | Location | mi[1] | km | Destinations | Notes |
|---|---|---|---|---|---|
| Slope | Bucklin Township | 0.000 | 0.000 |  US 12 west – Baker | Continuation into Montana |
| Bowman | Bowman | 33.207 | 53.441 |   US 85 south – Belle Fourche | Western end of US 85 concurrency |
| 33.867 | 54.504 |  US 85 north – Belfield | Eastern end of US 85 concurrency | ||
| Scranton | 46.415 | 74.698 |  ND 67 north – Scranton | Southern terminus of ND 67 | |
| Adams | Reeder Township | 56.112 | 90.304 |  ND 22 south – State Line | Western end of ND 22 concurrency |
| Reeder–Bucyrus township line | 60.369 | 97.154 | ND 22 north – New England, Dickinson | Eastern end of ND 22 concurrency | |
| Hettinger Township | 73.455 | 118.214 | ND 8 south – Lodgepole | Western end of ND 8 concurrency | |
| Clermont Township | 81.540 | 131.226 | ND 8 north / Haynes Road south – Mott, Haynes | Eastern end of ND 8 concurrency | |
| 87.470 | 140.769 |  US 12 east – Lemmon | Continuation into South Dakota | ||
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
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 U.S. Route 12
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| Previous state: Montana |
North Dakota | Next state: South Dakota |
