US Bridges

County Highway over Mouse River

Good

Ward County, North Dakota · 1 East of Sawyer · Structure no. 000000051156491

Built
2022
3 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
210 ft
3 main spans
Daily traffic
31
2020 count
Owner
County
County Highway Agency

About this bridge

County Highway over Mouse River is a prestressed concrete box beam or girders - single or spread carrying County Highway over Mouse River in Ward County, North Dakota. It was built in 2022, so it is 3 years old, younger 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 31 vehicles a day, projected to reach 42 by 2040. The structure is 210 ft (64 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCounty Highway
CrossesMouse River
Location1 East of Sawyer
RouteCounty Highway 0
CountyWard County
StateNorth Dakota
Coordinates48.08929, -101.01486
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75 US tons
Inventory rating46.4 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length210 ft (64 m)
Longest span68 ft (20.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic31 (2020)
Projected traffic42 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Mouse River built?

It was built in 2022, making it 3 years old in 2025.

What condition is County Highway over Mouse 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 July 2024.

How much traffic does County Highway over Mouse River carry?

About 31 vehicles per day (2020 count).

How long is County Highway over Mouse River?

The structure is 210 ft (64 m) long with a longest span of 68 ft (20.8 m) and a deck 35 ft wide.

Who owns County Highway over Mouse River?

It is owned by the County Highway Agency.