US Bridges

43rd ST NE over Wintering River

PoorPosted for load

McHenry County, North Dakota · 4 East 4 South Karlsruhe · Structure no. 000000025125410

Built
1938
87 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

43rd ST NE over Wintering River is a steel stringer/multi-beam or girder carrying 43rd ST NE over Wintering River in McHenry County, North Dakota. It was built in 1938, so it is 87 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 10 by 2038. The structure is 33 ft (10.1 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries43rd ST NE
CrossesWintering River
Location4 East 4 South Karlsruhe
RouteCounty Highway 0
CountyMcHenry County
StateNorth Dakota
Coordinates48.03678, -100.53907
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating13.7 US tons
Inventory rating8.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic10 by 2038
Trucks—
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$204,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 43rd ST NE over Wintering River built?

It was built in 1938, making it 87 years old in 2025.

What condition is 43rd ST NE over Wintering River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does 43rd ST NE over Wintering River carry?

About 30 vehicles per day (2022 count).

How long is 43rd ST NE over Wintering River?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 18 ft wide.

Who owns 43rd ST NE over Wintering River?

It is owned by the County Highway Agency.