North Dakota Highway 1806

North Dakota Highway 1806
Lewis and Clark Trail
Route information
Maintained by NDDOT
Sioux–Morton segment
South end	SD 1806 at the North Dakota/South Dakota border
Major intersections	ND 24 near Cannon Ball, North Dakota I-94 in Mandan
North end	Oliver–Morton county line near Mandan
Lake Sakakawea segment
South end	ND 8 near Halliday
North end	ND 200 near Pick City
Charlson segment
South end	ND 23 near
North end	CR 2/55 near
Tobacco Gardens segment
South end	ND 23 near Watford City
North end
Location
Counties	Dunn, McKenzie, Mercer, Morton, Oliver, Sioux
Highway system
North Dakota State Highways Interstate US State ← ND 1804 → ND 1

North Dakota Highway 1806 (ND 1806) is a state highway in the U.S. state of North Dakota. ND 1806 and ND 1804 were named to reflect the years of Lewis and Clark's travels through the area, and run along the southwest and northeast sides of the Missouri River, respectively.^[1] ND 1806 consists of four separate segments, running along Lake Sakakawea and the Missouri River in McKenzie, Dunn, Mercer, Oliver, Morton, and Sioux Counties.

Within the Standing Rock Indian Reservation in Sioux County, ND 1806 forms the northern segment of the , a national scenic byway. Other sections of the highway are known as part of the Lewis and Clark Trail.^[1]

Route description[]

The westernmost segment begins east of Watford City on North Dakota Highway 23, and runs north its northern terminus at the Tobacco Gardens Recreation Area on the southern shore of Lake Sakakawea. The next segment of ND 1806 begins a few miles east-southeast of Tobacco Gardens and heads east before turning south and passing through Charlson. The southern end of this segment also ends at ND 23. The third segment runs east–west, and begins at ND 8 between Halliday and Twin Buttes. This segment parallels the southern shore of Lake Sakakawea before ending at ND 200 southwest of Pick City. The fourth and final segment of ND 1806 is largely north–south, with its northern end near the Oliver-Morton county border north of Mandan. The highway intersects Interstate 94 and passes through downtown Mandan before following the Missouri River south through Morton County and onto the Standing Rock Indian Reservation. The highway is concurrent with North Dakota Highway 24 for much of its length in Sioux County, and breaks with Highway 24 north of the North Dakota/South Dakota border. After entering South Dakota, the highway continues as South Dakota Highway 1806.

History[]

This section needs expansion. You can help by . (December 2016)

In October 2016, protest activity on the Standing Rock Indian Reservation related to the Dakota Access Pipeline caused the highway to be shut down indefinitely between ND 24 and by the .^[2] The Backwater Bridge on ND 1806 served as the site of conflict between protesters and law enforcement, with protesters barricading themselves on the bridge and burning cars.^[3]

Major intersections[]

Sioux–Morton segment[]

County	Location	mi[1]	km	Destinations	Notes
Sioux	​	0.000	0.000	SD 1806	South Dakota state line
	​			ND 24	Southern end of ND 24 overlap
	​	31.190	50.195	ND 24 – Solen	Northern end of ND 24 overlap
Morton	Mandan	70.086	112.792	I-94 BL west (Main Street)	Southern end of BL 94 overlap
		70.548	113.536	I-94 BL east (Memorial Highway) – Bismarck	Northern end of BL 94 overlap
		71.225	114.626	I-94 – Billings, Bismarck
Morton–Oliver county line	​	85.800	138.082	River Road	Northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus

Lake Sakakawea segment[]

County	Location	mi[1]	km	Destinations	Notes
Dunn	​	181.918	292.769	ND 8	Western terminus
Mercer	​	140.000	225.308	ND 200	Eastern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

Charlson segment[]

The entire section is in McKenzie County.

Location	mi[1]	km	Destinations	Notes
​	266.000	428.086	ND 23 – New Town, Watford City	Southern terminus
​	274.208	441.295	County Road 55	Northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

Tobacco Gardens segment[]

The entire section is in McKenzie County.

Location	mi[1]	km	Destinations	Notes
Watford City	311.577	501.435	ND 23 / ND 23 Bus.	Southern terminus, eastern terminus of ND 23 Bus.
	311.315	501.013	ND 23 Bus. west	Northern end of ND 23 Bus. concurrency
​	285.563	459.569	County Road 2	Northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus

References[]

Route map: