US Bridges

US Highway 2 over White Earth River

Fair

Mountrail County, North Dakota · 10 Miles West of Ross · Structure no. 0002073218 L

Built
1980
45 years old, rebuilt 1999
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
110 ft
3 main spans
Daily traffic
1,480
2019 count
Owner
State
State Highway Agency

About this bridge

US Highway 2 over White Earth River is a prestressed concrete continuous box beam or girders - single or spread carrying US Highway 2 over White Earth River in Mountrail County, North Dakota. It was built in 1980 and reconstructed in 1999, so it is 45 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,480 vehicles a day, roughly 22% of them trucks, projected to reach 2,090 by 2039. The structure is 110 ft (33.5 m) long and 47 ft wide. If it were closed, the detour would be 37.9 mi (61 km).

CarriesUS Highway 2
CrossesWhite Earth River
Location10 Miles West of Ross
RouteU.S. Route 2
Coordinates48.31777, -102.75154
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85.6 US tons
Inventory rating51.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span34 ft (10.4 m)
Deck width47 ft (14.2 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,480 (2019)
Projected traffic2,090 by 2039
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.9 mi (61 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 White Earth River built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 1999.

What condition is US Highway 2 over White Earth River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does US Highway 2 over White Earth River carry?

About 1,480 vehicles per day (2019 count), of which roughly 22% are trucks.

How long is US Highway 2 over White Earth River?

The structure is 110 ft (33.5 m) long with a longest span of 34 ft (10.4 m) and a deck 47 ft wide.

Who owns US Highway 2 over White Earth River?

It is owned by the State Highway Agency.