US Bridges

County Road 0237 over I-94/TOWER City Int

Fair

Barnes County, North Dakota · 5 East of Nd 32 · Structure no. 0094307679

Built
1959
66 years old, rebuilt 1990
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
4 main spans
Daily traffic
1,800
2020 count
Owner
State
State Highway Agency

About this bridge

County Road 0237 over I-94/TOWER City Int is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 0237 over I-94/TOWER City Int in Barnes County, North Dakota. It was built in 1959 and reconstructed in 1990, so it is 66 years old, older 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 1,800 vehicles a day, roughly 18% of them trucks, projected to reach 1,800 by 2040. The structure is 220 ft (67.1 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCounty Road 0237
CrossesI-94/TOWER City Int
Location5 East of Nd 32
RouteCounty Highway 237
CountyBarnes County
StateNorth Dakota
Coordinates46.91866, -97.68273
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating63.8 US tons
Inventory rating38.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span65 ft (19.8 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2020)
Projected traffic1,800 by 2040
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road 0237 over I-94/TOWER City Int built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1990.

What condition is County Road 0237 over I-94/TOWER City Int 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 September 2023.

How much traffic does County Road 0237 over I-94/TOWER City Int carry?

About 1,800 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is County Road 0237 over I-94/TOWER City Int?

The structure is 220 ft (67.1 m) long with a longest span of 65 ft (19.8 m) and a deck 43 ft wide.

Who owns County Road 0237 over I-94/TOWER City Int?

It is owned by the State Highway Agency.