US Bridges

County Road over Maple River

Good

LaMoure County, North Dakota · 4 East 1 South of Edgeley · Structure no. 000000023120201

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
30
2018 count
Owner
County
County Highway Agency

About this bridge

County Road over Maple River is a concrete culvert carrying County Road over Maple River in LaMoure County, North Dakota. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 40 by 2038. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty Road
CrossesMaple River
Location4 East 1 South of Edgeley
RouteCounty Highway 0
CountyLaMoure County
StateNorth Dakota
Coordinates46.34833, -98.62007
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.8 US tons
Inventory rating33.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2018)
Projected traffic40 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Road over Maple River built?

It was built in 2021, making it 4 years old in 2025.

What condition is County Road 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 October 2023.

How much traffic does County Road over Maple River carry?

About 30 vehicles per day (2018 count).

How long is County Road over Maple River?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.9 m).

Who owns County Road over Maple River?

It is owned by the County Highway Agency.