US Bridges

County Highway over Wintering River

Fair

McHenry County, North Dakota · 2 East 1 North Karlsruhe · Structure no. 000000025123360

Built
1956
69 years old, rebuilt 1994
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
63 ft
2 main spans
Daily traffic
120
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Wintering River is a concrete continuous tee beam carrying County Highway over Wintering River in McHenry County, North Dakota. It was built in 1956 and reconstructed in 1994, so it is 69 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 120 vehicles a day, roughly 13% of them trucks, projected to reach 115 by 2038. The structure is 63 ft (19.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Highway
CrossesWintering River
Location2 East 1 North Karlsruhe
RouteCounty Highway 2536
CountyMcHenry County
StateNorth Dakota
Coordinates48.10919, -100.56761
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length63 ft (19.2 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2018)
Projected traffic115 by 2038
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$77,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Wintering River built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1994.

What condition is County Highway over Wintering 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 July 2024.

How much traffic does County Highway over Wintering River carry?

About 120 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is County Highway over Wintering River?

The structure is 63 ft (19.2 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns County Highway over Wintering River?

It is owned by the County Highway Agency.