US Bridges

US Highway 2 over Little Muddy River

Good

Williams County, North Dakota · 1 East of US 85 North · Structure no. 0002033331 R

Built
2006
19 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
115 ft
2 main spans
Daily traffic
1,900
2019 count
Owner
State
State Highway Agency

About this bridge

US Highway 2 over Little Muddy River is a prestressed concrete continuous box beam or girders - single or spread carrying US Highway 2 over Little Muddy River in Williams County, North Dakota. It was built in 2006, so it is 19 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 1,900 vehicles a day, roughly 14% of them trucks, projected to reach 2,300 by 2039. The structure is 115 ft (35.1 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS Highway 2
CrossesLittle Muddy River
Location1 East of US 85 North
RouteU.S. Route 2
Coordinates48.34225, -103.60647
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating61 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length115 ft (35.1 m)
Longest span55 ft (16.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2019)
Projected traffic2,300 by 2039
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US Highway 2 over Little Muddy River built?

It was built in 2006, making it 19 years old in 2025.

What condition is US Highway 2 over Little Muddy River 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 October 2024.

How much traffic does US Highway 2 over Little Muddy River carry?

About 1,900 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is US Highway 2 over Little Muddy River?

The structure is 115 ft (35.1 m) long with a longest span of 55 ft (16.9 m) and a deck 43 ft wide.

Who owns US Highway 2 over Little Muddy River?

It is owned by the State Highway Agency.