US Bridges

County Highway over I-94/HEART River Sep

Fair

Stark County, North Dakota · 9 West of Jct. Nd 8 · Structure no. 0094075873

Built
1963
62 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
225 ft
4 main spans
Daily traffic
25
2019 count
Owner
State
State Highway Agency

About this bridge

County Highway over I-94/HEART River Sep is a prestressed concrete continuous stringer/multi-beam or girder carrying County Highway over I-94/HEART River Sep in Stark County, North Dakota. It was built in 1963, so it is 62 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 5 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 25 vehicles a day, projected to reach 25 by 2039. The structure is 225 ft (68.6 m) long and 30 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesCounty Highway
CrossesI-94/HEART River Sep
Location9 West of Jct. Nd 8
RouteCounty Highway 0
CountyStark County
StateNorth Dakota
Coordinates46.87677, -102.49652
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating94.1 US tons
Inventory rating43.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length225 ft (68.6 m)
Longest span67 ft (20.4 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2019)
Projected traffic25 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.3 mi (23 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$822,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Highway over I-94/HEART River Sep built?

It was built in 1963, making it 62 years old in 2025.

What condition is County Highway over I-94/HEART River Sep 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 May 2024.

How much traffic does County Highway over I-94/HEART River Sep carry?

About 25 vehicles per day (2019 count).

How long is County Highway over I-94/HEART River Sep?

The structure is 225 ft (68.6 m) long with a longest span of 67 ft (20.4 m) and a deck 30 ft wide.

Who owns County Highway over I-94/HEART River Sep?

It is owned by the State Highway Agency.