US Bridges

County Road over Cottonwood Creek

Fair

LaMoure County, North Dakota · 3 West 2 South of Lamoure · Structure no. 000000023132220

Built
1989
36 years old
Condition
Fair
inspected October 2021
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
24
2018 count
Owner
County
County Highway Agency

About this bridge

County Road over Cottonwood Creek is a concrete culvert carrying County Road over Cottonwood Creek in LaMoure County, North Dakota. It was built in 1989, so it is 36 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 24 vehicles a day, projected to reach 24 by 2038. The structure is 36 ft (11 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road
CrossesCottonwood Creek
Location3 West 2 South of Lamoure
RouteCounty Highway 0
CountyLaMoure County
StateNorth Dakota
Coordinates46.32583, -98.36924
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11 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 traffic24 (2018)
Projected traffic24 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 Road over Cottonwood Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is County Road over Cottonwood Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2021.

How much traffic does County Road over Cottonwood Creek carry?

About 24 vehicles per day (2018 count).

How long is County Road over Cottonwood Creek?

The structure is 36 ft (11 m) long with a longest span of 12 ft (3.7 m).

Who owns County Road over Cottonwood Creek?

It is owned by the County Highway Agency.