US Bridges

County Highway over Maple River

Good

Cass County, North Dakota · 2 West 7 North of Alice · Structure no. 000000009105271

Built
1998
27 years old
Condition
Good
inspected August 2021
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
50
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Maple River is a concrete culvert carrying County Highway over Maple River in Cass County, North Dakota. It was built in 1998, so it is 27 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 50 vehicles a day, projected to reach 50 by 2038. The structure is 41 ft (12.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesMaple River
Location2 West 7 North of Alice
RouteCounty Highway 0
Coordinates46.85508, -97.59801
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length41 ft (12.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2018)
Projected traffic50 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 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 Maple River built?

It was built in 1998, making it 27 years old in 2025.

What condition is County Highway 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 2021.

How much traffic does County Highway over Maple River carry?

About 50 vehicles per day (2018 count).

How long is County Highway over Maple River?

The structure is 41 ft (12.5 m) long with a longest span of 12 ft (3.7 m).

Who owns County Highway over Maple River?

It is owned by the County Highway Agency.