US Bridges

County Highway over Pembina River

GoodPosted for load

Cavalier County, North Dakota · 5 East of Vang · Structure no. 000000010145081

Built
1919
106 years old, rebuilt 2017
Condition
Good
inspected August 2024
Type
Truss - Thru
Steel
Length
132 ft
1 main span
Daily traffic
20
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Pembina River is a steel truss - thru carrying County Highway over Pembina River in Cavalier County, North Dakota. It was built in 1919 and reconstructed in 2017, so it is 106 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. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 20 by 2038. The structure is 132 ft (40.2 m) long and 18 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesCounty Highway
CrossesPembina River
Location5 East of Vang
RouteCounty Highway 0
CountyCavalier County
StateNorth Dakota
Coordinates48.90044, -98.01823
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating15 US tons
Inventory rating9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length132 ft (40.2 m)
Longest span99 ft (30.2 m)
Deck width18 ft (5.4 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deck13 ft (3.9 m)

Traffic and service

Average daily traffic20 (2018)
Projected traffic20 by 2038
Trucks—
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$327,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Pembina River built?

It was built in 1919, making it 106 years old in 2025. It was reconstructed in 2017.

What condition is County Highway over Pembina 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 August 2024.

How much traffic does County Highway over Pembina River carry?

About 20 vehicles per day (2018 count).

How long is County Highway over Pembina River?

The structure is 132 ft (40.2 m) long with a longest span of 99 ft (30.2 m) and a deck 18 ft wide.

Who owns County Highway over Pembina River?

It is owned by the County Highway Agency.