US Bridges

Nd Highway 10 over Maple River

Good

Cass County, North Dakota · 6 East of Nd 18 · Structure no. 0010009014

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
242 ft
3 main spans
Daily traffic
180
2020 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 10 over Maple River is a prestressed concrete box beam or girders - single or spread carrying Nd Highway 10 over Maple River in Cass 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 180 vehicles a day, roughly 19% of them trucks, projected to reach 225 by 2040. The structure is 242 ft (73.7 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNd Highway 10
CrossesMaple River
Location6 East of Nd 18
RouteState Highway 10
Coordinates46.87624, -97.08226
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.1 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length242 ft (73.7 m)
Longest span79 ft (24.1 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2020)
Projected traffic225 by 2040
Trucks19%
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

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 10 over Maple River built?

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

What condition is Nd Highway 10 over Maple 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 Nd Highway 10 over Maple River carry?

About 180 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is Nd Highway 10 over Maple River?

The structure is 242 ft (73.7 m) long with a longest span of 79 ft (24.1 m) and a deck 35 ft wide.

Who owns Nd Highway 10 over Maple River?

It is owned by the State Highway Agency.