US Bridges

Nd Highway 14 over Mouse River

Good

McHenry County, North Dakota · 1 N.W. of Towner · Structure no. 0014115886

Built
2009
16 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
180 ft
3 main spans
Daily traffic
690
2019 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 14 over Mouse River is a prestressed concrete continuous box beam or girders - single or spread carrying Nd Highway 14 over Mouse River in McHenry County, North Dakota. It was built in 2009, so it is 16 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 690 vehicles a day, roughly 10% of them trucks, projected to reach 690 by 2039. The structure is 180 ft (54.9 m) long and 38 ft wide. If it were closed, the detour would be 36 mi (58 km).

CarriesNd Highway 14
CrossesMouse River
Location1 N.W. of Towner
RouteState Highway 14
Coordinates48.35162, -100.41938
Functional classRural Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating97.7 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length180 ft (54.9 m)
Longest span78 ft (23.8 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic690 (2019)
Projected traffic690 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nd Highway 14 over Mouse River built?

It was built in 2009, making it 16 years old in 2025.

What condition is Nd Highway 14 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 August 2023.

How much traffic does Nd Highway 14 over Mouse River carry?

About 690 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Nd Highway 14 over Mouse River?

The structure is 180 ft (54.9 m) long with a longest span of 78 ft (23.8 m) and a deck 38 ft wide.

Who owns Nd Highway 14 over Mouse River?

It is owned by the State Highway Agency.