US Bridges

Nd Highway 1806 over Cherry Creek

Good

McKenzie County, North Dakota · 3 North Nd 23 · Structure no. 1806307899

Built
2021
4 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
116 ft
2 main spans
Daily traffic
5,980
2016 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 1806 over Cherry Creek is a prestressed concrete box beam or girders - single or spread carrying Nd Highway 1806 over Cherry Creek in McKenzie County, North Dakota. It was built in 2021, so it is 4 years old, younger than the North Dakota average of 48.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,980 vehicles a day, roughly 35% of them trucks, projected to reach 8,075 by 2036. The structure is 116 ft (35.4 m) long and 43 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesNd Highway 1806
CrossesCherry Creek
Location3 North Nd 23
RouteState Highway 1806
Coordinates47.84877, -103.20216
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating61.1 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHL 93
Structure length116 ft (35.4 m)
Longest span55 ft (16.8 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,980 (2016)
Projected traffic8,075 by 2036
Trucks35%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nd Highway 1806 over Cherry Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Nd Highway 1806 over Cherry Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Nd Highway 1806 over Cherry Creek carry?

About 5,980 vehicles per day (2016 count), of which roughly 35% are trucks.

How long is Nd Highway 1806 over Cherry Creek?

The structure is 116 ft (35.4 m) long with a longest span of 55 ft (16.8 m) and a deck 43 ft wide.

Who owns Nd Highway 1806 over Cherry Creek?

It is owned by the State Highway Agency.