US Bridges

US Highway 281 over Bonehill Creek

Fair

LaMoure County, North Dakota · 5 South of Nd 46 · Structure no. 0281044251

Built
1990
35 years old, rebuilt 2006
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
16,250
2019 count
Owner
State
State Highway Agency

About this bridge

US Highway 281 over Bonehill Creek is a concrete culvert carrying US Highway 281 over Bonehill Creek in LaMoure County, North Dakota. It was built in 1990 and reconstructed in 2006, so it is 35 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 16,250 vehicles a day, roughly 18% of them trucks, projected to reach 2,370 by 2039. The structure is 39 ft (11.9 m) long. If it were closed, the detour would be 42.9 mi (69 km).

CarriesUS Highway 281
CrossesBonehill Creek
Location5 South of Nd 46
RouteU.S. Route 281
Coordinates46.5519, -98.70436
Functional classRural Principal Arterial - Other

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.3 US tons
Inventory rating21.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length39 ft (11.9 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 traffic16,250 (2019)
Projected traffic2,370 by 2039
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.9 mi (69 km)
TollOn a free road
National Highway SystemYes

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 US Highway 281 over Bonehill Creek built?

It was built in 1990, making it 35 years old in 2025. It was reconstructed in 2006.

What condition is US Highway 281 over Bonehill 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 July 2024.

How much traffic does US Highway 281 over Bonehill Creek carry?

About 16,250 vehicles per day (2019 count), of which roughly 18% are trucks.

How long is US Highway 281 over Bonehill Creek?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.7 m).

Who owns US Highway 281 over Bonehill Creek?

It is owned by the State Highway Agency.