US Bridges

US281 over Blackbird Creek

Good

Holt County, Nebraska · 8N Oneill · Structure no. S281 19079

Built
1999
26 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
1,590
2018 count
Owner
State
State Highway Agency

About this bridge

US281 over Blackbird Creek is a concrete culvert carrying US281 over Blackbird Creek in Holt County, Nebraska. It was built in 1999, so it is 26 years old, younger than the Nebraska average of 47.1 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 1,590 vehicles a day, roughly 18% of them trucks, projected to reach 2,306 by 2038. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesUS281
CrossesBlackbird Creek
Location8N Oneill
RouteU.S. Route 281
Coordinates42.5586, -98.6578
Functional classRural Principal Arterial - Other

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 protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,590 (2018)
Projected traffic2,306 by 2038
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 US281 over Blackbird Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is US281 over Blackbird Creek 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 March 2023.

How much traffic does US281 over Blackbird Creek carry?

About 1,590 vehicles per day (2018 count), of which roughly 18% are trucks.

How long is US281 over Blackbird Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns US281 over Blackbird Creek?

It is owned by the State Highway Agency.