US Bridges

Interstate 94 over Heart River

Good

Stark County, North Dakota · 1 West of Jct. US 85 · Structure no. 0094041917

Built
1964
61 years old
Condition
Good
inspected April 2022
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
3,550
2019 count
Owner
State
State Highway Agency

About this bridge

Interstate 94 over Heart River is a concrete culvert carrying Interstate 94 over Heart River in Stark County, North Dakota. It was built in 1964, so it is 61 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 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 3,550 vehicles a day, roughly 22% of them trucks, projected to reach 3,550 by 2039. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 94
CrossesHeart River
Location1 West of Jct. US 85
RouteInterstate 94
Coordinates46.89688, -103.19917
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating78.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,550 (2019)
Projected traffic3,550 by 2039
Trucks22%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 94 over Heart River built?

It was built in 1964, making it 61 years old in 2025.

What condition is Interstate 94 over Heart 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 April 2022.

How much traffic does Interstate 94 over Heart River carry?

About 3,550 vehicles per day (2019 count), of which roughly 22% are trucks.

How long is Interstate 94 over Heart River?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Interstate 94 over Heart River?

It is owned by the State Highway Agency.